AINACS (RAJKOT)
QUESTION BANK 2013-14
Std 8 (English)
Please Note:
Include all the questions given in the text book.
ADDITIONAL QUESTIONS
Unit 1
Landscapes
Q1. Fill in the blanks.
1.
2.
3.
4.
5.
___________ is the poet of ‘Water Dance’.
The ___________ cascades.
The ___________ appear in thousands of shapes.
The ___________ drenches the mountains.
The rainbow reflects all the colors of the ___________.
Q2. Answer the following questions.
1. Explain: “I have been moving in an endless circle”.
2. Describe the stream and waterfall as described in the poem.
3. Find all the figures of speech used in the poem and explain them.
Unit 2
Man’s Relationship with Animals
Q1. Fill in the Blanks.
1. Montreal is a very large city of __________
2. The horse was named after a __________ name.
3. According to the doctor, Pierre was __________.
4. As per the doctor, Pierre had been blind for _________ years.
5. The name of the foreman was __________
6. Jacques thought Pierre had ___________.
Q2. Explain with reference to context.
1. “ I never touch the reins. He knows just where to stop”.
2. “ Maybe you’ve got the gout,hey ? “
3. “ Don’t you think he should be retired and given a small pension”.
4.” We’ll find another horse just as good as Joseph”.
5.” This man has been blind for five years”.
Unit 3
Friendship and Duty
Q1. Fill in the blanks.
1. The street in which Junny was patrolling was a _____________ street.
2. Junny and Bob had last dined at the ___________.
3. ‘After twenty year’s is a story of two friends who lived in ____________.
4. Bob had assumed the name _______.
5. The policeman told Bob that the restaurant had closed _________ years ago.
6. Bob was wanted by the police of ____________.
Q2. Explain with reference to context.
1.”I’m just waiting for a friend”.
2. “Did pretty well out in the west, didn’t you ?
3. “It sounds pretty interesting.”
4. “It sometimes changes a good man into a bad one.”
5.”Oh , I grew a bit after I was twenty.”
Q3.
1. Describe the meeting between Junny and Bob before twenty years.
2. Explain the end of the story.
Unit 4
At the Theatre
Q1. Fill in the blanks.
1. ____________ is the poet of ‘ At the Theatre.
2. The poet went to watch a ______ Play.
3. The women was accompanied by her _________.
4. A _______ spoiled the charm of the play.
5. The women revealed the identity of the ________.
Q2. Find all the figures of speech used in the poem and explain them.
Unit 5
The Tiger’s claw
Q1. Fill in the blanks.
1. The narrator worked for a _______ company.
2. __________ startled the tiger.
3. __________ was the most hideous sound for the narrator.
4. The narrator cut off __________ claws of the tiger.
5. The claws were mounted on _______.
Q2. Explain with reference to context.
1. “He is sharpening them for me.”
Unit 6
The Tarnetar Fair
Q1. Fill in the blanks.
1. The Tarnetar Fair is based on the story of _______.
2. The Tarnetar Fair is held in _______ month.
3. The most popular dance from in the Tranetar Fair is _______.
4. Men use _______ to attract woman .
5. _______ initiated the custom of embroidering umbrella.
Q2. Answer the following questions .
1. What are the major attractions in the Tarnetar Fair ?
2. What type of costumes do people wear in the Tarnetar Fair ?
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Std 8 (Mathematics)
Additional Questions apart from the textual questions in the exercises
CHAPTER -1
CUBE AND CUBE ROOT
Q1. What will be the ' digit at unit place' in the perfect cube of the following numbers on the basis of
digit at units place of the given numbers?
1) 24,389
2) 29,791
3) 32,768
4) 42,875 5) 54,872 6 )85,184
Q2. Which numbers of the following numbers are perfect cube? For which?
1) 5832
2) 512 3) 27000
4) 32,768
Q3. Find the smallest number by which each of the following numbers must be multiplied to obtain a
perfect cube.
1) 1080 2) 1372
3) 1125
4) 6561
5)1600
6)243
Q4. Find the smallest number by which each of the following numbers must be divided to obtain a
perfect cube?
1) 1372
2) 1080 3) 648
4) 13,718
Q5. Find the cube root of the following numbers through factorisation method.
1) 9261
2) 13,824
3) 21,952
4) 42,875
5) 46,656
7) 85,184
8) 32,768
9) 74,088
10) 1,25,000
6) 64,000
Q6. Find the cube root of the following numbers through estimation method?
1) 1728
2) 3375
3) 19,683
4) 91,125
5) 5832
6) 29,791
Q7. Find the cube root of the following numbers by factorisation method.
1) 2.744
2) 5.832
3) 5832/42,875
4) 512/729
5) 10,648/46,656
Q8. Fill in the blanks:
1) The cube and the cube roots of ___________ are equal.
2) The digits at units place of the cube of 23 is_____________.
3) Last ______________ digits of the perfect cube of 60 are zeros.
4) Cube root of 1000 is ______________.
5) Cube root of 8000 is________________.
6) Cube of 9 = ________________
7) Cube of 13=_______________
8) The cube root of 1331=______________
9) The digit at units place of the cube of 15 is______________
10) Cube root of 125 + cube root of 27 =____________________
CHAPTER 2
RATIONAL NUMBERS
Q1. Represent the following number in p/q form.
1) 7.9
2) (-4 ⅟7) 3) 1 4) 0
5) 59
6) 3⅝
Q2. Write additive inverse of the given number.
1) (-4/7) 2) 0.3 3) (-6) 4) 5/4
5) (- 1⅓) 6) 0.02
Q3. Write multiplicative inverse of the given numbers.
1) (-1) 2) 4/3 3) 1/9 4) (-7/2)
Q4. Represent the given rational numbers on separate number lines.
1) (-2⅓) 2) 0.3 3) (-3.5) 4) 4⅕ 5) (-3/8) 6) 9/2
Q5. Write which properties are used in the following rational numbers:
1) (-1/5) +0 = (-1/5)
2) 4/7 x 1 = 4/7
3) (-1/2) x [ 1/4 + 1/5] =(-1/2 x 1/4 ) + (-1/2 x 1/5 )
4) 2/5 x (-1/7) = (-1/7) x 2/5
5) [(3/5) + 1/7] +(-2/3) = 3/5 + [1/7 + (-2/3)]
6) 4/5 + (-4/5) = 0
7) (-4/7) x (-7/4) =1
CHAPTER – 3
RATIONAL INDICES
Q1 : Simplify the following:
1) 3 7 x 3 5
2)
54x53x52
3) a 11 x a 10 x a 3 x a 2
4) 2 7 ∕ 2 3
5) a 7 / a 14 x a 12 ( a ≠ 0)
6) ( 3 4 ) 5
7) ( a 10 ) 3 / ( a 6 ) 5
8) ( 2 a b) 5
9) ( 3a / b ) 4 ( b ≠ 0)
10) ( 3 a 2 / b 3 ) 5 ( b ≠ 0)
11) [ ( a 6 ) 3 ( b 4) 7] / [ (a 2 ) 9 ( b 14 ) 2 ]
12) ( 3 7 ) 3 / ( 3 6 ) 5
13) ( a 2 b 3 c 4 )5 ( a 3 b 4 c 2 ) / ( a 4 b 2 c 3 ) 7
14) 3 -3 x ( ⅓ ) -5
15) 2 3 x ( ½ ) 5 x 2-6 x (1/2) -3
Q2. Obtain the values of ( 343/125 ) 1/3 , ( 81 /625 ) 3/4 and ( 32 /243 ) -2/5
Q3. If x = 125 then find the value of ( x 1/3 + 1 ) ( x 2/3 – x 1/3 + 1 )
Q4. Find the value of ( x a / x b ) a + b ( x b /x c ) b +c ( x c / x a ) c+a ; ( a, b ,c € Q)
Q5. Verify
1) √225 – 5 x 3√125 + (100 ) ½ =0
2 ) (16 ¼ + 1 ) ( 16 ¼ - 1 ) ( 16 ½ + 1 ) = 15
Q 6. For a › 0 prove that
( a 1/2 + 1 ) ( a 1/4 + 1) ( a
1/8
+1 ) ( a 1/8 – 1) =a-1
Q7. Prove that
( a 1/2 + 1 ) ( a 1/4 + 1 ) ( a 1/4 - 1 ) + 1 = a.
CHAPTER 4
INTRODUCTION TO SET
Q1 . Fill in the blanks with appropriate symbols € or does not belongs
1 ) 5 ___________ { 1,2,5,8 }
2 ) 7 _____________ { 1, 2 ,3 }
3 ) 5 ____________ { x/ x is a multiple of 10 }
4 ) 2 _____________ { x / x is a prime factor of 15}
5 ) 1 ____________ { x / x is a prime natural number }
6 ) 12 ___________ { x / x is an even natural number between 5 and 15}
Q2. Write the following collections as sets by listing method :
1 ) The collection of even integers between 5 and 15.
2 ) The collection of factors of 25.
3 ) The collection of multiples of 10.
4 ) The collection of all perfect squares between 1 and 50.
5 ) The collection of letters of the word MATHEMATICS
Q3. Which of the following sets are empty sets or singleton sets
1 ) { x/ x is a prime number less than 3 }
2) {5}
3) {0}
4) {ᴓ}
5 ) { x / x is a prime factor of 53 }
Q4 . Find all subsets of the following sets :
1 {0}
2 { 0 ,1 }
3 { 1, 2 , 3 }
4 { -1 , 2 }
Q5. A pair of sets A and B is given below. Find AUB , AᴨB and express by venn diagram
1 . A = { 1 , 5, 9 } B = { 1 }
2. A = { 1, 3, 9,27 } B = { 2 , 4 , 8 , 16 }
3. A = { -1, 1 }
4. A = { -1 , 2 3,4 }
B = { 1,2 3 , 4 }
B = { 2,3 }
Q6. If U = { 1,2,3,4,5,6,7 } A= { 1,5,7} then A’
Q7. Find all one to one correspondences between {1,5,9} and { a,b,c }
Q8. If U = { x/x is a natural numbers } A= { x/x is an even natural numbers then find A’
Q9. Draw the venn diagram for
U = { x/x € N, 1≤x ≤ 15 }
A ={ 1,2,3,4,5,6,7,8} B = { 3,4,7,8,9,10,11} C= { 5,6,12,13,7,8,11}
Find 1. BUC 2. AnC 3. AnB 4. ( AUB ) nC 5. ( AnC) U ( BnC)
6. ( AUB) n ( A n C) 7. An ( BnC)
CHAPTER 5
EXPANSION
Q1. Expand
1 ) 2 y ( 3a + 4 y )
2 ) (-2x 2 ) ( 6x 2 y 3 -1 )
3 ) ( 5x +2 ) ( 3 x 2 – 1)
4 ) ( xy +5 ) ( xy – 1 )
5) (4–3d)(4+5d)
6) (5x2 +2y)2
7) (x+7)2
8) (2xy–3z)2
9 ) ( 3 xy – 5 ab) 2
10 ) ( x+7 ) ( x – 7 )
11 ) ( 3x – 7 y ) ( 3x + 7 y )
12 ) ( 4 – x ) ( 4 + x )
13 ) ( 5a – 3 ) ( 4 – 3a )
14 ) ( 3a 2 – 2x ) ( 4a + 3x )
15 ) ( 4b 2 – 5 ) ( b 3 + 3 )
16 ) ( 6 – 7 a 2 ) ( 7 + 8a )
17 ) (x + 3a ) ( x-3a )
18 ) ( 3x -1 ) ( 3x + 1 )
19 ) (-6y ) ( 5x – 7 y 2 )
20 ) ( - 4 x y 3 ) ( -3 x 2 y )
Q2. Using appropriate formula , find the value of the following.
1 ) 13 2
2 ) 29 2
3 ) 17 x 23
4 ) 36 x 44
5 ) 23 2
6 ) 48 2
7 ) 62 x 58
8 ) 19 x 25
9 ) 56 x 64
10 ) 73 x 67
Q3. Fill in the blanks:
1 ) The product of (-4 x 2 ) and ( - 2 x 3 ) is ___________.
2 ) (-2x ) ( 5x +3 ) = ____________________.
3 ) ( x+y ) ( x+ 2) = ________________.
4 ) ( x + 2 ) 2 = __________________.
5 ) ( x + 1 ) ( x – 1 ) = _________________.
6 ) ( m-2 ) ( m+ 2 ) = ___________________.
7 ) ( 2x + 3 ) 2 = 4 x 2 + __________ + 9
8 ) (-5) (a-b ) = __________.
9 ) ( 2x - _____) ( 2x + _____) = 4 x2 -1
10 ) (4x 2 - __________ ) 2 = 16 x 2 – 24 xy +9 y 2
CHAPTER 6
QUADRILATERAL
Q1. Draw a quadrilateral whose vertices are H, I , J, K and also name it.
Q2 . Look at the given figure and answer the following questions:
X
Y
y
W
Z
1 ) Give a name to the quadrilateral.
2 ) Give the angle apposite to < Y
3 ) Which are the adjacent angles of < X ?
4 ) Which is the opposite side of WZ ?
5 ) Which are the adjacent sides of YZ ?
6 ) Write all the pairs of adjacent angles of a quadrilateral WXYZ.
7 ) Write all pairs of opposite sides of a quadrilateral WXYZ.
Q3. Write all pairs of opposite as well as adjacent sides of □ABCD.
Q4. Write all pairs of opposite as well as adjacent angles of □DEFG.
Q5. Three angles of a quadrilateral have the measures 75◦ , 65 ◦ and 120 ◦ respectively.
Find the measure of the fourth angle of the quadrilateral.
Q6. Three angles of a quadrilateral have the same measures and each is 80 ◦ .
Find the measure of the fourth angle.
Q7 . Three angles of a quadrilateral have equal measures. If the measure of the fourth angle is
150 ◦ , then find the measure of each angle of equal measure.
Q8 . Draw a quadrilateral whose diagonals are SU and TV.
Q9. For □DEFG , m< D = 80◦ , <E = 90 ◦ . If <F= <G , thenfind the measures of <E and <F.
Q10. Answer the following questions:
1) How many types of quadrilateral are there?
2) In which types of quadrilateral, are all four sides equal?
3) State the type of quadrilateral in which all four angles are of measure 90 ◦ .
4) In which type of quadrilateral, are all pairs of opposite sides congruent?
5) In which type of quadrilateral, is only one pair of opposite sides parallel?
Q11. Fill in the blanks:
1 ) A quadrilateral is a closed figure formed by ___________ line segment.
2 ) Symbol ___________ is used to represent a quadrilateral.
3 ) A quadrilateral has ___________ sides.
4 ) A quadrilateral has ___________ angles.
5 ) A quadrilateral has __________ diagonals.
6 ) The diagonal AC and BD of □ ABCD is a ___________ quadrilateral.
7 ) In □ KJRM, the side adjacent to side RM is ___________.
8 ) PQ and RS are the diagonal of □___________.
9 ) In a ___________ , both the pairs of opposite sides are parallel and all the four sides are
congruent.
10 ) In a ______ , both the pairs of opposite sides are parallel and all the four angles
are right angles.
11 ) In a ___________, one and only one pair of opposite sides is parallel.
12 ) In a ___________ both the pairs of opposite sides are parallel, all the four sides
Are congruent and all the four angles are right angles.
13 ) In a _____ both the pairs of opposite sides are parallel.
14 ) In a □PQRS , the angle contained by PQ and QR is __________.
CHAPTER 7
AREA AND VOLUME OF CYLINDER
Q1. Fill in the blanks so as to make each of the following statements true.
1 ) The curved surface area of a cylinder with diameter 28 cm and height 10 cm is __ cm 2 .
2 ) The total surface area of a closed cylinder with radius 7 cm and height 3 cm is __ cm 2 .
3 ) The volume of a cylinder with radius 7 cm and height 5 cm is ___ cm 2 .
4 ) The volume of a cylinder with radius 10 cm and height 10 cm is _____ cm 3 ( ∏= 3.14 )
5 ) Circumference of the base of a cylinder is ___________.
Q2 . Solve the following
1 ) the radius of the base and the height of a cylinder are 14 cm and 10 cm. Find its curved
surface area.
2 ) The base radius of a cylindrical tank is 3.5 m. and the height is 2 m. Find the cost of painting
Its curved surface at the rate of rupees 20 per sq. m.
3 ) The radius and height of a cylindrical water tank are 35 cm and 1 m respectively.
cost of painting its curved surface at the rate of ₨ 7 per 100 sq .cm.
Find the
4 ) In a school ground, a cylindrical platform with 2 m. Radius and height 50 cm is constructed .
Find the cost of painting the platform at the rate of ₨ 5 per 100 sq m.? ( ∏= 3.14)
5 ) A cylinder has radius 28 cm and height 122 cm. What is the cost of colouring its curved
Surface, lid and base at the rate of 50 paise per 100 sq cm?
6 ) The radius of the base of a cylindrical barrel is 25 cm. Milk is filled in it upto a height of
1 metre. From this milk how many plastic bags of capacity 250 millilitres each can be filled ?
( ∏= 3.14)
7 ) How many maximum litres of water can be filled in a cylindrical plastic tank with diameter
70 cm and height 2 m?
8 ) Diamter of a cylindrical barrel is 1 m. In this barrel upto a height of 4 m. Kerosene is filled.
From this kerosene how many tins each containing 5 litres can be filled ? ( ∏= 3.14)
9 ) Find the cost of digging a cylindrical well with 1 m radius and 14 m deep at the rate of
₨ 100 per cube m.
10 ) An open cylindrical drum has radius 42 cm and height 129 cm. What is the cost of painting
Its outer surface along with base at the rate of 100 sq cm per 75 paise?
Std 8 (Social Science)
Les.1 Arrival of Europeans in India
Q – 1 Who was the founder of Sea-route to India ?
Q - 2 On which day Vasco-da-Gama’s ship reached the port of Calicut ?
Q – 3 When was East India Company established ?
Q – 4 When did the first British ship arrive at Surat port ?
Q – 5 Who placed his feet on the land of India ?
Q – 6 When was ‘French East India Company’ established ?
Q – 7 Where did Britishers first start their trade ?
Q – 8 When did Siraj-Ud-Daulah become the Nawab of Bengal ?
Q – 9 Which was the native place of Dutch people ? Where did they establish their trade centre
?
Q – 10 Why there was a need to find out sea-route to India by European people?
Q – 11 Who were the first and last European people to come to India ?
Q – 12 Between whom the Battle of Plassey was fought ? What were its results ?
Q – 13 Why did battle of Buxar occur ? What was its result ?
Q – 14 How did the Portugal rule come to an end ?
Les.2 What is Around us ?
Q – 15 How many spheres are there ?
What do you know about our Earth ? Write a short note ?
How much time earth would have taken to come in its novel form after being detached from
sun? Why?
Q – 16 How are the spheres of earth interrelated ?
Q – 17 What is the percentage of nitrogen on earth ?
Q – 18 What is magma ?
Q – 19 What is moisture ?
Q – 20 How is the radio & doordarshan telecast possible ?
Q – 21 Which human activities affect the biosphere ?
Q – 22 Which elements are included in atmosphere ?
Q – 23 How can electricity be generated ?
Les. 3 Indian Constitution
Q – 24 Which are the national goals & aims ?
Q – 25 When did constitution committee start to work ?
Q – 26 Who represented Anglo-Indians & Parsis in the constitution committee?
Q – 27 Who were the main leaders in formation of the constitution of India ?
Q – 28 Who were the Scholars in the constitution committee?
Q – 29 Who were the female members in the constitution committee?
Q – 30 Who was the President of the constitution committee ?
Q – 31 Who was the head of the bill of constitution ?
Q – 32 When was the constitution enforced ?
Q – 33 Why do we need constitution ?
Q – 34 What kind of Government our country would have ?
Q – 35 Draw and show Organs of government ?
Q – 36 What were the functions of government ?
Q – 37 What do you mean by Constitution? Explain ?
Q – 38 Which are the salient features of our constitution ?
Q – 39 Why is India known as republic ?
Les.4 How the Traders Became Rulers
Q – 40 What was subsidiary Alliance?
Q – 41 Which Alliance was known as a sweet poison ?
Q – 42 Who started ‘subsidiary Alliance’? Who was the first victim ?
Q – 43 When and where was the first railway line started ?
Q – 44 When & where the first three Universities were established in India ?
Q – 45 Which law was passed in time of Dalhousie ?
Q – 46 Who introduced Post, wireless system and Railway in India ?
Q – 47 What do you mean by ‘Annexation Policy’?
Q – 48 How were the Britishers benefitted due to subsidiary Alliance & Annexation policy ?
Q – 49 Why were the Britishers not successful in establishing their rule in Punjab during the
time of Maharaja Ranjitsingh ?
Q – 50 What reforms were made by Dalhousie in India ?
Q – 51 Discuss about the specialties of subsidiary Alliance & Annexation Policy ?
Q – 52 On an outline map of India, locate Satara, Nagpur & Jhansi, which were annexed by
Dalhousie?
Les.5 Natural Disasters
Q – 53 What is ‘Earthquake,?
Q – 54 What is Earthquake epicenter ?
Q – 55 How many types of Volcanoes are there? Which are they ?
Q – 56 What is Volcano ?
Q – 57 What is Tsunami ?
Q – 58 Which are the main reasons for volcanic eruption ?
Q – 59 What are destructive waves ?
Q – 60 What do you mean by floods ?
Q – 61 How does flood occur ? Give two reasons.
Q – 62 What is famine ?
Q – 63 What is Cyclone ?
Q – 64 Can the disasters mentioned in the unit be called as geographical events? Why ?
Q – 65 How can you get information about disasters from government?
Q – 66 What is the advantage of living in a volcanic region ? How ?
Q – 67 Your friend’s village has been affected by flood? What will you do to help him?
Q – 68 In which areas do we see the landslides? Why ?
Q – 69 What efforts should be made to prevent you from famine ?
Les.6Effect of British rule in India
Q – 70 What does our historians say about economic condition during British rule ?
Q – 71 How were the peasants exploited during British rule?
Q – 72 Why did lakhs of people die in 1770 A.D. ?
Q – 73 Who was given the job of collecting revenue during British rule?
Q – 74 What did people feel regarding the policies started for social reformation ?
Q – 75 What commodities were exported from India during British rule?
Q – 76 Which order was passed by British government in Agra ?
Q – 77 Why did Indian Products become costlier in India itself during British rule?
Q – 78 Why did Macaulay start English education in India ?
Q – 79 What reforms were done by William Bentick in India ?
Q – 80 Why did the British government start the facility of railways, Post & telegraph ?
Q – 81 Who appointed the collector to collect the revenue ?
Q – 82 Who banned the practice of Sati ?
Les.7 Environmental Changes
Q – 83 What is whether ?
Q – 84 What is climate ?
Q – 85 What is ‘Greenhouse Effect’ ?
Q – 86 What is environmental Change ?
Q – 87 What is atmosphere ?
Q – 88 How does environment get polluted ?
Q – 89 What is global warming ?
Q – 90 How does the earth get heated ?
Q – 91 Which is the biggest world weather Institution ?
Q – 92 By using which things CFC has been increased ?
Q – 93 Make a list of the possible destructive consequences on world due to global warming ?
Q – 94 Make a list of the daily use household appliances due to which there is increase in the
temperature of world ?
Q – 95 In which country was the meeting held regarding the world policy, to protect
environment ?
Les. 8 Role of Parliament in democratic country.
Q – 96 How is the Parliament formed ?
Q – 97 Which are the two houses of Parliament ?
Q – 98 Which is the ‘Lower House’?
Q – 99 Which is the ‘Upper House’?
Q – 100 Why the Parliament has the complete & important posers for ruling system ?
Mention them.
Q – 101 State the functions of Parliament ?
Q – 102 How is the ruling party formed ?
Q – 103 Who elect the council of Ministers ?
Q – 104 Who is the head of ruling party ?
Q – 105 How is Rajya-Sabha formed ?
Q – 106 Why is Rajya-Sabha never dissolved fully ?
Q – 107 Who is the chairman of Rajyasabha?
Q – 108 What do you mean by democracy ? What is its main goal ?
Q – 109 What is the responsibility of member of Parliament ?
Q – 110 How does the opposition party play an important role in democracy ?
Q – 111 How does a bill become law ?
Q – 112 What does the government know due to questioning session in Parliament ?
Les.9 Freedom Movements of 1857 A.D
Q – 113 What were the main reasons for the outburst of revolt of 1857 AD ?
Q – 114 State the other reasons for the outburst of revolt ?
Q – 115 What was the Indian & Britishers soldier’s ratio ?
Q – 116 What was the immediate reason of the revolt of 1857 ?
Q – 117 Which new rifle was introduced and when ?
Q – 118 How were cartridges made by britishers?
Q – 119 Why the 19th battalion of Barrackpur refused to use cartridge ?
Q – 120 What was the result of the revolt of 1857 ?
Q – 121 Who were the first Martyrs of the revolt of 1857 ?
Q – 122 Who were the main leaders in the revolt of 1857 ?
Q - 123 Who was the last Mughal Emperor of Delhi ?
Q - 124 How did Kunwarsingh attain Martyrdom ?
Q - 125 Who was trustworthy person for Nana Saheb ?
Q – 126 Who took the leadership in revolt in Kheda district ?
Q - 127 In which district of Gujarat had Tatya Tope Stayed ?
Q - 128 Which were the centres of revolt in North Gujarat ?
Q - 129 Who was the greatest women leader in the revolt of 1857? How did she fight with
British and why ?
Q - 130 What were the Social & Religious reasons of revolt of 1857 ?
Q - 131 What were the Economic reasons of revolt of 1857 ?
Q - 132 What were the Effects & Consequences of revolt of 1857 ?
Q – 133 What were the Military reasons of revolt of 1857 ?
Q – 134 Where did Tatya Tope spend his last years of life ?
Q – 135 Write a brief note on Kunwarsingh ?
Q – 136 Write a brief note on Mangal Pandey ?
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Std 8 (Science and Technology)
Lesson 1
AIR PRESSURE
Question I: Answer the following in brief:
1. What is Atmosphere?
2. What is Atmospheric Pressure?
3. How does atmospheric pressure vary with height from sea-level?
4. In which unit air pressure is measured?
5. What is a Barometer?
6. Who first designed a barometer?
7. How much air pressure is exerted on our body?
8. Name the liquid used in a barometer.
9. Name five equipments in which air pressure is used.
10. Why are we not crushed by the atmospheric pressure?
11. What is the function of valve in a bicycle tube?
12. What should be done to prevent bursting of bicycle tubes?
Question II: Give scientific reasons for the following:
1. More air in an already inflated balloon makes it burst.
2. When we pour cold water on a plastic bottle filled with hot water, it gets crushed.
3. When air from a straw is sucked, the water in which it is dipping rises in straw.
4. We do not get crushed by the atmospheric pressure.
5. Valves are used in bicycle tubes.
6. It requires more force to lift an unfolded newspaper than a folded one.
7. We cannot drink water with a straw that has holes in it.
Question III: What happens when:
1. We suck air from a straw dipped in a liquid.
2. We pour cold water on a plastic bottle filled with hot water.
3. When we suck air from a straw in an empty fruity can.
4. We place an air absorber rubber cork on a table.
5. When the handle of a bicycle pump is pulled.
6. When the handle of a bicycle pump is pushed.
Question IV: Fill in the blanks:
1. The envelope of air around us is called ________________.
2. Pressure exerted by air is called _______________.
3. Unit of atmospheric pressure is ______________.
4. A _________ is used to measure atmospheric pressure.
5. The air pressure exerted on us is ___________ N per sq. cm.
Lesson 2
FLOWER & FRUIT
Question I: Answer the following in brief:
1. What are the parts of a flower?
2. What are Sepals? What is their function?
3. What is the function of Corolla in a flower?
4. What is Androecium?
5. Which part of the flower produces pollen grains?
6. What is the function of carpel or pistil? Name its parts.
7. What is pollination? What are its types?
8. What is cross-pollination?
9. What is self-pollination?
10. Name the carriers of pollination.
11. What is fertilization?
12. Name five fleshy fruits.
13. What happens to the ovary and ovule after fertilization?
14. What is pedicel?
15. Name the parts of a stamen.
16. Name the reproductive parts of a flower.
Question II: Fill in the blanks:
1. Gynoecium is made up of ______2. The parts of a carpel are _________, _________, & ___________.
3. ______________ together form Calyx.
4. _______________ protects the flower bud.
5. _______________ together form Corolla.
6. ____________ produces pollen grains.
7. ____________ is the swollen portion at the base of a carpel.
8. ____________ are present in an ovary.
9. Pollination between two different flowers is called _____________.
10. The female egg cell in a flower is called ________________.
11. The male cells are ______________.
12. Pollen grains develop _____________, which reaches the ovary.
13. The two types of fruits are _____________ & _____________.
14. Tomato & papaya are _______________ fruits.
15. Green gram is a type of ____________ fruit.
Question III: Who am I?
1. I am a tube like structure surrounded by stamens.
2. I produce pollen grains.
3. I am the upper most region of a carpel.
4. I attract insects.
5. I form calyx.
6. I collectively form corolla.
7. I am the reproductive part of a plant.
8. I am formed by fusion of pollen grains and ovules.
Question IV: Draw a neat labeled diagram of the following:
1. Parts of a flower.
2. Stamen (Androecium).
3. Gynoecium.
Question V: Classify the following into fleshy and dry fruits:
1. Almond.
2. Cashew.
3. Mango.
4. Banana.
5. Brinjal.
6. Bitter gourd.
7. Lemon.
8. Jamun.
9. Peas.
10. Green gram.
11. Ground nut.
12. Cucumber.
13. Tomato.
Lesson 3
MODERN AGRICULTURE
Question I: Answer the following in brief:
1. Which equipment is used to remove crop from the field?
2. What is a kitchen garden?
3. What should be done to increase agricultural production?
4. What is a terrace garden?
5. How is a terrace garden created?
6. What is a net-house?
7. What are the advantages of a net-house?
8. What is Horticulture? What are its advantages?
9. Name four fruits which can be grown using horticulture.
10. Which minerals are present in water used for water-culture?
11. What is Hydroponics?
12. Name the different methods of hydroponics.
13. What is buried irrigation?
14. What is sprinkling?
15. How is computer used in management of irrigation?
Question II: Differentiate between:
1. Agriculture on land & Hydroponic agriculture.
2. Buried irrigation & Sprinkler irrigation.
Question III: Fill in the blanks:
1. Agricultural land is decreasing due to ______________.
2. ____________ Agriculture means growing plants without soil.
3. Water containing ____________ is used in water culture.
4. We can use a small patch of land for ________________.
5. Plants grow better at _____________ temperature.
6. ______________ plant can be produced by cutting.
7. _______________ garden is a boon for urban people.
8. __________ inch thick layer of soil is to be maintained in terrace garden.
9. ___________ liters of water can be irrigated per hour using sprinkler method.
10. Pipe is buried _____________ cm deep in soil in drip or buried irrigation method.
Lesson 4
MICROBES
Question I: Answer the following:
1. What are microorganisms?
2. Name the five types of microorganisms.
3. Name the two types of fungi.
4. Where does mushroom usually grow and in which season?
5. What are the uses of Fungi?
6. Name some useful fungi.
7. Name two diseases caused by fungi.
8. Which microorganism decomposes leather?
9. What are protozoan? Give three examples.
10. What is the shape of Amoeba?
11. Name the organs of locomotion in Paramecium.
12. What is plasmodium? Name the disease caused by it.
13. Which organism causes:
a. Amoebic dysentery
b. Malaria
c. Elephantiasis
d. Typhoid
e. Leprosy
f. Cholera
14. How are protozoan useful to us?
15. Name some bacterial disease
16. What is a virus?
17. Why is virus called a connecting link between dead and living things?
18. Name some viral diseases.
19. What is a vaccine?
20. Name some diseases against which vaccines have been developed.
21. What is Algae?
22. Why Algae are called Autotrophs?
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
What is Gelledium?
List the harmful effects of Algae.
Who discovered the vaccine against smallpox?
Who discovered the vaccine against Rabies?
How do algae differ from other plants?
Give examples of algae.
Name the reserve food material in fungi.
Where are Algae found?
List the uses of Algae.
Differentiate between Algae & Fungi.
Which fungus is useful in fermentation?
Name the disease which has been eradicated from the world. How?
Question II: Fill in the blanks:
1. ___________ decreases the depth of water bodies.
2. AIDS is a _________________ disease.
3. Chicken guinea and swine flu are caused due to ______________.
4. _______________ causes Plague and Tetanus.
5. _______________ is the connecting link between living and non-living.
6. ____________ is a slipper shaped microorganism.
7. Shape of Amoeba is ____________.
8. Eczema is a ____________ disease.
9. ___________________ is a parasitic protozoan.
10. ________________ helps in making curd & cheese from milk.
11. The microorganisms which increase soil fertility are ______________.
12. Penicillin is used to prepare _____________.
13. Edible fungus is _____________.
14. Fungus used for preparing breads & cakes is _______________.
Question III: Match the following:
1
A
Mycobacterium tuberculae
Mycobacterium Leprae
Salmonella Typhi
Vibreo Cholerae
B
Cholera
Tuberculosis
Leprosy
Typhoid
A
Fungi
protozoa
Bacteria
Virus
B
Aids
Plague
Eczema
Malaria
2
Lesson 5
NERVOUS SYSTEM & ENDOCRINE SYSTEM
Question I: Answer the following:
1. Name the parts of the nervous system.
2. What are the functions of brain?
3. What does the Central Nervous System comprise of?
4. What are the functions of fore brain?
5. What are the functions of mid brain?
6. Which part of the brain control involuntary functions?
7. What are Neurons?
8. What are the different types of nerves?
9. What are olfactory cells?
10. What is the function of external ear?
11. What is perilymph? What is its function?
12. What are hormones?
13. What are endocrine glands?
14. What are sensory organs?
15. Name the parts of ear.
16. What is the function of Iris?
17. Name four endocrine glands.
18. What is the function of pancreas?
19. What is th function of Thyroid gland?
Question II: Draw a well labeled diagram of the following:
1. Human ear.
2. Human eye.
Question III: Fill in the blanks:
1. Testes secrete ___________ .
2. Pancreas secretes ________________.
3. Image of an object is formed on ______________.
4. _______________ contains light sensitive cells.
5. Tongue contains _______________ to detect different tastes.
6. ____________ is protected by vertebral column.
7. ____________ gland is situated above the kidney.
8. Pupil is situated behind the ____________ .
9. ___________________ nerves carry impulses from tongue to brain.
10. ___________________ nerves carry impulses from nose to brain.
11. Liquid present in inner ear is ______________.
12. _____________ is secreted by thyroid gland.
13. _____________ maintains glucose level in the blood.
14. Our body has _______________ sensory organs.
15. _____________ brain controls organs like hands & legs.
Question III: Match the following:
A
B
1.
Eye
Ear
Nose
Skin
Olfactory nerve
Optic nerve
Trigeminal nerve
Auditory nerve
2
A
Pituitary gland
Thyroid gland
Pancreas
Ovary
Testes
B
Thyroxin
Insulin
Testosterone
Pituitarin
Estrogen
Lesson 6
TYPES OF ENERGY
Question I Answer the following:
1. Name the two types of energy sources.
2. Define
a. Potential Energy
b. Kinetic Energy
3. What do you mean by Renewable energy?
4. What is the non-renewable energy?
5. Give two examples of potential energy.
6. Give two examples of kinetic energy
7. What is mechanical energy?
8. Why does a bullet from a gun penetrate into wood ?
9. State two examples of chemical energy.
10. State transformation of energy in the following.
a. When limestone is put in water
b. When electric bulb is switched on.
c. When car is coming downhill.
d. Bursting of crackers.
e. Rotation of a windmill
11. List four methods to conserve energy.
12. Why do things in a house vibrate when crackers are burst outside?
13. How does magnifying lens help to burn match-stick under the sun?
14. What will be the transformation of energy when a ball rolls down a slope and reaches the
bottom?
15. What is the law of conservation of energy?
Question II: State True or False
1. A stone on a mountain has potential energy.
2. Energy can neither be created nor destroyed.
3. In a mobile phone chemical energy of a battery is converted into electrical energy.
4. Transformation causes energy loss.
Lesson 7
MAN MADE MATERIALS
Question I: Answer the following:
1. What are manmade and natural materials?
2. How is cotton cloth produced?
3. How is silk produced?
4. How is flex produced?
5. How are coconut fibers useful?
6. How are artificial fibers prepared?
7. What is nylon? Where is it used?
8. Why is terylene used to make sails for boat?
9. How is plastic prepared?
10. What is PVC?
11. Name the two types of plastics
12. Differentiate between Thermoplastics and Thermosetting plastics?
13. Where is Bakelite used?
14. How is natural robber made?
15. Why is artificial rubber better than natural rubber?
16. List the uses of Vulcanized rubber
17. What is vulcanized rubber?
18. How is glass prepared?
19. Where is photo chromatic glass used?
20. Where are optical fibers used?
21. What is the property of glass wool fibers?
22. Where is toughened glass used?
23. Why should we recycle paper?
24. What is recycling of paper?
25. What is bullet proof glass? Where is it used?
Question II: Fill in the blanks
1.
2.
3.
4.
5.
6.
7.
8.
Terylene fibers do not absorb ___________
Plastic is a bad conductor of _________ & _________
Glass is _________& ___________
Light switches are made of __________
____________ Rubber is used to make conveyer belts.
Flex is made from __________.
___________ glass is used in sun glasses.
__________ glass is used in thermos.
Question III: Give scientific reasons for the following:
1. Plastics are not environmental friendly.
2. Recycling paper is inevitable today.
3. Use of plastic has increased widely in modern times.
Lesson 8
ADAPTATION
Question I: Answer the following:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
What do you mean by adaptation?
What are the adaptations of avians?
What are the characteristics of mammals?
What are amphibians? Give two examples.
How does aerodynamic shape of a fish help in swimming?
What are the adaptations of a fish?
List adaptations of arboreal animals?
List the adaptations of a camel.
What are xerophytes? Give two examples.
What are mesophytes? Give two examples.
What are hydrophytes? Give two examples.
Why do burrowing animals have cylindrical body?
Question II: Give scientific reasons for the following:
1.
2.
3.
4.
5.
6.
7.
Stem becomes fleshy & green in opuntia.
Xerophytes have few & small leaves.
Hydrophytes have hollow thin stem.
In xerophytes, leaves are converted in to spines.
Mesophytes have stomata on both the surfaces of their leaves.
Roots of xerophytes are well developed.
Camel has a large hump on its back and hoof under its feet.
Question III: Differentiate between:
1. Terrestrial animals and avians.
2. Mesophytes and Hydrophytes.
3. Hydrophytes and Xerophytes.
Question IV: Answer in one sentence:
1.
2.
3.
4.
5.
6.
7.
What type of bones do birds have?
What is the function of a tail in birds?
How are scales useful for a fish?
What is hibernation?
What type of tails do arboreal animals have?
What is summer sleep known as?
What are the four limbs of birds transformed into?
Lesson 9
REFRACTION OF LIGHT
Question I: Answer the following:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
What is refraction of light?
Why does refraction of light occur?
What are the laws of refraction?
Explain “refractive index” and “absolute refractive index”.
Give two examples of refraction.
Define the following:
a. Incident ray
b. Refracted ray
c. Emergent ray
d. Angle of incidence
e. Angle of refraction
Why does a pencil dipped in water appear bent?
What is the difference between refraction of light through a glass lamp and a glass prism?
Velocity of light in glass is 2 x 108 m/s and that of air is 3 x 108 m/s. Calculate refractive index.
What is the unit of refractive index?
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