Khaitan Public School, Sahibabad
Winter Holiday Home Work
2016-17
(Class -IX)
ENGLISH
Read the drama ‘The Bishop’s Candlesticks’. Write about the author, two major
characters ( The bishop and The Convict) and make a flow chart of the Chapter
highlights in a creative manner.
Use coloured A4 size sheets for the same (not more than 3 sheets)
हिन्दी
एफ 4 के लऱए पररयोजना कायय-(ACTIVITY WORK)
1-पस्
ु तक स्पर्य पेज नंबर 79 पररयोजना कायय का प्रश्न 1 | ए 4 या ए 3 रं गीन र्ीट पर |
2 -अपनी मनपसंद का एक संद
ु र विज्ञापन बनाइए| पंचऱाइन अिश्य लऱखें |
MATHEMATICS
INSTRUCTIONS: 1. Solve the Questions on the ruled A4 size sheets along with
worksheet.
2. Do neat work.
1. The dimensions of a cuboid are in the ratio 3:2:2 and the lateral surface area of cuboid is
2000m2 . The outer surface of the cuboid is painted with coloured enamel at the rate of Rs
8 per m2 . Find the total cost of painting the outer surface of the cuboid.
2. Along a highway 50conical pillars are constructed. Each pillar has base diameter 28 cm
and vertical height 18cm. find the total cost of painting these pillars at the rate of Rs. 120
per m2 . (Take  =22/ 7 )
3. Three metal cubes whose edges measure 3 cm, 4 cm and 5 cm respectively are melted to
form a single cube. Find the edge of the new cube. Also find the surface area of the new
cube.
4. The radius and slant height of a cone are in the ratio 4 : 7. If its curved surface area is 792
sq cm, find its radius.
5. The internal measurements of a cuboidal room are 10 m × 4 m× 6 m. Find the cost of
white washing of the walls at the rate of Rs 5 per square metre.
6. A hemispherical bowl of internal diameter 40 cm contains a liquid. This liquid is to be
filled in cylindrical bottles of radius 2 cm and height 8 cm. How many bottles are
required to empty the bowl ?
7. Three cubes each of side 5 cm are joined end to end. Find the surface area of the resulting
cuboid.
8. A cuboid has total surface area of 40 sq m and its lateral surface area is 26 sq m. Find the
area of base.
9. A godown is in the form of a cuboid measuring 60 m x 40 m x 20 m. How many
cuboidal boxes can be stored in it if the volume of one box 0.8 m3 ?
10.A wooden toy is in the form of a cone. The diameter of the base of the cone is 6 cm and
the height of the cone is 4 cm. Find the cost of painting the toy at the rate of Rs. 5 per 100
cm2 .
11. A circus tent is cylindrical to a height of 3 m and conical above it, if its diameter is 105
m and the slant height of the conical portion is 53 m, calculate the length of the canvas 5
m wide required to make the tent.
12.The volume of a cone is 18480 cm3 . If the height of the cone is 40 cm. Find the radius of
the base.
13. A solid cube of side 7 cm is melted to make a cone of height 5 cm, find the radius of the
base of the cone.
14..The height and radius of a cone are 3 cm and 4 cm respectively. Find its surface area .
15.The area of the base of a cone is 616 sq. cm. Its height is 48 cm, then find its total surface
area .
16.If the volume of a sphere is 36 π cm3, then find its radius .
17.Find the cost of digging a cuboidal pit 8 m long, 6 m broad and 3 m deep at the rate of
Rs.30 per m3
18.The radius of a solid hemisphere is 2r, then find its total surface area.
19.The surface area of a sphere of radius 5 cm is five times the area of the curved surface of
a cone of radius 4 cm. Find the height and the volume of the cone (taking
.
20.A shopkeeper has one spherical laddoo of radius 5 cm. With the same amount of
material, how many laddoos of radius 2.5 cm can be made?
21.A school provides milk to the students daily in cylindrical glasses of diameter 7 cm. If
the glass is filled with the milk upto an height of 12 cm, find how many litres of milk is
needed to serve 1600 students.
22.A small village, having a population of 5000, requires 75 litres of water per head per
day. The village has got an overhead tank of measurement 40 m x 25 m x 15 m. For
how many days will the water of this tank last.
23.A right triangle with sides 6 cm, 8 cm and 10 cm is revolved about the side 8 cm. Find
the volume and the curved surface of the solid so formed.
24.The total cost of making a spherical ball is Rs.33957 at the rate of Rs.7 per cubic meter.
What will be radius of the ball.
25.The volumes of the two spheres are in the ratio 64:27. Find the ratio of their surface
areas.
26.The circumference of the cross section of a hemispherical bowl is 132 cm. Find the
capacity of the bowl (Take
).
27.A cone is 8.4 cm high and the radius of its base is 2.1 cm. It is melted and recast into a
sphere. Find the radius of the sphere.
28.30 circular plates, each of radius 14 cm and thickness 3 cm are placed one above the
another to form a cylindrical solid. Find:
1. The total surface area
2. Volume of the cylinder so formed.
29. The perimeter of one face of cube is 20 cm. Find its surface area.
30. The volume of cuboid is 440 cm3 and the area of the base is 88 cm2. Find its height.
31. Find the volume of the sphere whose surface area is 154cm2.
32. A conical tent is to accommodate 11 persons. Each persons must have 4m2of the space
on the ground and 20 m3of air to breath. Find the height of cone.
33. Find the number of cubes of side 2cm that can be cut from a cuboid of dimensions
5cmx 4cmx2cm.
34. The circumference of the base of the cone is 220/7 cm and its slant height is 13cm.
Find the volume of the cone.
35. The outer diameter of a spherical shell is 10 cm and inner diameter is 9cm. Find the
volume of the metal contained the shell
36. Find the length of the longest pole that can be put in a room of dimensions 6m x 6m x
3m.
37. The sum of the radius of the base and height of a cylinder is 37m. If the total surface
area of the solid cylinder is 1628m2, find the volume of cylinder.
38. The radius and height of a cylinder are in the ratio 2:3. If the volume of a cylinder is
1617cm3. Find its radius and height .
39. A conical tent is made of tarpaulin 1.5m wide. Vertical height of the conical tent is
4m and base diameter is 6m. Find the length of the tarpaulin used, assuming that 10%
extra material is required for stitching margins and wastage in cutting. (Take = 3.14)
40. Along a highway 50 conical pillars are constructed. Each pillar has base diameter 28
cm and
vertical height 18cm. find the total cost of painting these pillars at the rate of Rs. 120
per m2.
(Take
).
PHYSICS
Attempt the following questions in your notebooks:1. Read below and state in which of the given cases work is said to be done. Give
reason for your answer.
(i) A person pushing hard a huge rock but the rock does not move.
(ii) A girl pulling a trolley for about 2m distance.
(iii) A person standing with a heavy bag on his head.
2. Find the ratio of gravitational potential energy, if height of an object is doubled
& mass is tripled. Also find the ratio of work done by gravity in bringing the object
to zero height in both cases.
3. A geyser of 2.5 kW is used for 6 h daily. Calculate the cost of electricity
consumed in 10 days. Electricity rate per unit is rs 4.
4. A lighter object and a heavy object have same kinetic energy. Which one has
greater momentum?
5. What kind of energy is possessed by the following and why?
a) A wound –up spring of a clock.
b) A stretched bow.
c) A windmill
d) A bullet fired from a gun.
6. The mass of a man is 4 times the mass of a boy. If the two moves with uniform
velocities v and 4v respectively, find the ratio of their kinetic energies.
7. A car of mass m moving down a hill inclined at an angle θ below the horizontal.
The car is acted on by the forces – (i) the normal force (N) exerted by the road, (ii)
a force due to air resistance (F) and (iii) the force of gravity (mg). Calculate the
total work done on the car as it travels down a distance d along the road.
8. (i) A mass m is dropped from a height h. At half-way to the ground, what is the
total energy?
(ii) What happens to the work done by you, as you hit a football.
9. When water is flowing through a pipe, then its velocity changes by 5 %. Find the
change in percentage, in the power of water?
10. How much work is done by our Earth in going around the Sun once? Give
reason.
CHEMISTRY
1. In a chemical reaction, if 5.3 g of sodium carbonate is added to 6 g of
ethanoic aci, the product comes out to be 8.2 g of sodium ethanoatewith 2.2
g g of CO2 gas and water. Find out the mass of water so formed.
2. If an element X has a valency of 3, then find out the formula of its chloride
and sulphide.
3. (i) The valency of carbon is 4 and that of chlorine is 1. What will be the
formula of carbon tetrachloride.
(ii) the valency of an element X is 1 and that of oxygen is 2. What will be the
formula of the compound formed by the combination of element X with
oxygen?
4. Iron is present in haemoglobin (in blood) which acts as oxygen carrier in our
body. Deficiency of iron leads to anaemia. It must be a part of our diet.
5. Read the above passage and answer the following questions .
(i)
Name a fruit and a green vegetable which contains iron.
(ii) Is iron a metal or non metal.
(iii) Give the chemical formula of iron sulphate.
(iv) How will you make students of your school aware that they must taken
iron in the diet regularly.
6. In a chemical compound calcium sulphate :
(i)
Identify the two ions.
(ii) Write the chemical formula of compound formed when positive ion is
replaced by sodium ion.
(iii) Name the resulting compound.
7. Calculate the formula unit mass of
(i)
Sodium carbonate decahydrate
(ii) Calcium sulphate hemihydrate
8. Name any monovalent cations, divalent cations and trivalent cations. Also
name any one compound each one of them make.
9. An element X has a valency 1.
(i)
Write the chemical formula of its phosphide.
(ii) Write the chemical formula of its chloride.
(iii) Is element X a metal or a non metal?
10.You are asked by your teacher to buy 10 moles of distilled water fom a shop
where small bottles each containing 20 g of such water are available. How
many bottles will you buy?
BIOLOGY
1)
2)
3)
4)
5)
_______________& ________________ are warm blooded organisms.
_______________________ gave the idea of nomenclature.
Aves have _________________ four chambered heart.
______________ is an example of bony fish.
Crocodiles have __________ chambered heart while others reptiles have
_______ chambered heart.
6) Amphibians respire through _____________ & _______________.
7) ______________ give birth to very poorly develop young ones.
8) Mammals have ___________ glands to feed their young ones.
9) ____________ & ______________ are eggs laying mammals.
10)
____________ have open circulator system.
11)
____________ have cylindrical body.
12)
Porifera are also known as____________.
13)
________________ have segmented body.
14)
In ___________ phylum coelomic cavity reduces.
15)
____________ is known as amphibians of plant kingdom.
Q2. Answer the following ques.
1. What are the common features of all the chordates?
2. Differentiate between warm & cold blooded animals.
3. Write the example of bony & cartilage fishes.
4. What are adaptation for Aves?
5. Why have reptiles scales on their body?
6. What is the use of mucus gland in the skin of amphibians?
7. Differentiate between oviparous & viviparous.
8. Write the adaptation for fishes.
9. Define notochord.
10.Differentiate between cryptogamy & phanerogams.
Social science
TOPIC-ELECTORAL POLITICS
VERY SHORT QUESTIONS:Q-1 what is the percentage of voters who had actually cast their vote?
Q-2 How many assembly constituencies are there in the Gulbarga Lok Sabha
constituency?
Q-3 why are some constituencies small in area while others are very big?
Q-4 why does the election commission have so much power?
Q-5 what is election?
Q-6 writes the one feature; UAF, Representation of weaker section, open
political, one vote one value.
SHORT QUESTIONS:Q-7 what detailed did candidates required to give for election?
Q-8 why are party agents present in the polling booth and counting centre?
Q-9 Give two facts to support your position for each of these.
1. Election commission of India does not have enough power to conduct
free and fair election in the country.
2.It is very easy for the party in power to win an election.
Q-10 Mention the levels at which the people elect their representatives to the
legislatures?
Q-11 Mention some allegations about unfair practices in elections?
Q-12 what is our system of election?
Q-13 what is code of conduct and constituency?
LONG QUESTION:Q-14 why do we need election?
Q-15 what are the needs for reserved seat for SCs and STs? Explain.
Q-16 Discuss some of the successful slogans given by different political parties in
various election?
Q-17 what are the main functions of Election commission of India?
Q-18 what are the minimum conditions of a democratic election?
Q-19 what makes election in India democratic?
Q-20 Explain what is voters’ list?
ECONOMICS
1) What does security mean ?
2) On what factors does food security depend on?
3)Explain the three dimensions of food security.
4) What kind of people face food insecurity?
5) Why Buffer stock is created by the Government?
6) Is it true that a high incidence of malnutrition prevails among women?
7) What do you understand by seasonal Hunger ?
8) How did India become self sufficient?
9) What are Fair price shops?
10) How do PAPs enhance food security?
Answer in Detail
1) Why do we need food security?
2) How is food security affected during a calamity?
3)What is Famine ? Which States inIndia ae affected by famines?
4)Cite evidences which explain that India is self sufficient in
foodgrainsProduction?
5) Whi is Public Distribution system criticised?
6) How does social inability to buy food play a role in food insecurity ?
7) In which regionsof India ,starvation deaths are reported?
8) How do PDS dealers [ractice malpractice?
9) What Buffer norms are to be followed by the government ?
10) Mention the activities of FCI?
INFORMATION TECHNOLOGY
Worksheet 2 (Chapter 10 – 13)
SECTION A
Q1. Define the following terms :
a) Slide
b) Worksheet
e) Transition effects
c) Silde Master
d) Chart sheet
Q2.Answer the following questions in short.
a) How many rows and columns are there in worksheet?
b) What is a cell and how is it referred?
c) What is an embedded chart?
d)
e)
f)
g)
What are the different types of a chart in Calc?
Name some masters supported by powerpoint.
What is the use of slide sorter view in powerpoint?
What are the various components of a slide that can be used for reference
purpose?
h) What do you understand by Handouts? How are they useful?
i) What is software piracy? What are its common forms?
j) What is the default alignment of number and text in a spreadsheet?
Q3 (a) Answer the following questions in detail.
i) Explain any six components of a chart?
ii) Explain different types of cell references?
iii) Explain various views, in which you open presentation?
iv) What is slide layout? Mention some slide layouts in Impress?
Q3 (b) Write the keyboard shortcuts for following tasks?
i) To select current row completely in excel
ii) To select current column completely in excel
iii) To cut
iv) Select All
v) To paste
Q4. Application based questions
a) Proneeta has made a presentation for her new ad campaign. The content is
ready but she does not have time to design backgrounds and decide on color
schemes for the presentation. Name the feature which will help her to create
a professional presentation without devoting much time.
b) GirishRamanuj is interested in storing data of his monthly expenditure for a
period of oneyear and also wants to perform some calculations and analysis.
Which Office application will you suggest Girish should use for this
purpose?
c) Anahita wants to reorganize the slides in her presentation. Which view can
she use to reorganize the slides?
d) Rahul wants to compare groups of data, which chart type is most effective
for this task.
Q5. Write commands for the operation given below based upon the spreadsheet
shown below:
A
1
NAME
B
C
D
E
F
BASIC
HRA
DA
Bonus
(Monthly)(R
s.)
(% of
Basic)
(Rs)
NET
SALARY
2
Suresh
5000
10
450
600
3
Karishma
5600
13
800
600
4
Atul
3500
15
900
400
5
Harmeet
4500
15
500
500
6
Abhay
6000
20
400
700
7
Jyotsana
7500
12
500
700
8
Amit
2500
10
300
700
9
Total salary
10 No. of Emp
i) To calculate the net salary as sum of Basic, HRA and DA for each employee.
ii) To find the total salary of the employees display in cell F9.
iii) To count the number of employees and display in cell B10.
iv) The manager wants to insert a new column next to HRA for TA .How will he
do it?
v) To calculate TA as 10 % of Basic .Write the formula.
SECTION - B
Q6. Multiple Choice Questions.
1) Rohit is making his Science Project Presentation on 'Sustainable Development'
using apresentation software. He wants to add the phrase 'Sustainable
Development' at the top ofeach page. Which option he should use:
a) Footer
b) Header
c) Watermark d) Bullets
2) A student wants to create a 'Digital Story Teller' on the famous storyline 'Rabbit
& the Tortoise'. He has downloaded some images of Rabbit, Tortoise and forest.
He wants to add background music, voice over and animation. Which one of the
office tool he should use:
a) Word Processing Software
b) Presentation Software
c) Spreadsheet Software
d) Database Management System
3) The Autofill feature in a spreadsheet:
a) Extends a sequential series of data
b) Automatically adds a range of cell values
c) Applies a border around the selected cells
d) Fills the selected cells with a background color
4) How would you refer to the range starting from 1st column,1st row and spread till
6th column and 3rd row?
a) (E3:A1)
b) (A1:E3)
c) (16:A1)
d) (A1:F3)
5)Modem stands for
a) Modulation-Demodulation
c) Moderate-Demodarate
b) Mod-Demod
d) None of these
6) I am pictorial representation of worksheet data. Who am I?
a) Flowchart
b) Chart
c)Picture
d)Graphic
7) Which menu provides a command to change the layout of a slide?
a) View menu
b) Format menu
c) Slide-show menu
d) Edit menu
8) A set of pre-designed formats of text or color scheme is called
a) Slide
b) Presentation scheme c) Template d) Schema
9) In __________ chart, only one data series can be plotted.
a) Column
b) Area
c) Pie
d) Row Chart
10) Scatter chart is also known as __________ chart.
a) Area b) Column c) XY d) Bar
11) In excel formula starts with________________________
a) +
b) = sign
c) – d) *
12) The cell having bold boundry is the _________ cell.
a) Last
b) Next
c) First
d) Active
13) Excel worksheets are given ___________ extension.
a) .odf
b) .ods
c) .odw
d).odp
14) Cell address $A$3 in a formula means it is a :
a) Mixed cell reference
b) Absolute cell reference
c) Relative cell reference
d) None of the above