JAIN COLLEGE
463/465, 18th Main Road, SS Royal, 80 Feet Road
Rajarajeshwari Nagar, Bangalore - 560 098
SUBJECT: BIOLOGY
I PUC
MOCK - I
Timings Allowed: 3 Hrs 15 Minutes
Total Marks: 70
GENERAL INSTRUCTIONS:
ALL PARTS ARE COMPULSORY.
MENTION CORRECT MAIN AND QUESTION NUMBERS.
DRAW DIAGRAMS WHEREVER NECESSARY. UNLABELLED DIAGRAMS DO NOT ATTRACT
ANY MARKS.
PART-A
I. Answer the following in one word/sentence
1. Define species?
2. What is karyokinesis?
3. Define transpiration?
4. Where does glycolysis take place?
5. Which is the gland acts as exocrine and endocrine gland in man?
6. What is reflex arch?
7. What is Pasteur Effect?
8. Define phosphorylation?
9. Expand ATP.
10. Which group of animals possesses pneumatic bones?
PART-B
II. Answer the following (Answer any 5)
1. What is binomial nomenclature give one example?
2. Define aestivation? Mention the different types of aestivation?
3. Write any two difference between male and female cockroach
4. Distinguish between PSI and PSII.
5. What is inflorescence? Explain the types of inflorescences?
6. Mention any four function of blood.
7. Define biological nitrogen fixation?
10X1=10
5X2=10
PART-C
III. Answer the following (Answer any 5)
1. Write general characters of mammals.
2. Mention the differences between anaphase-I and anaphase-II of meiosis.
3. What is cell cycle? With a neat labelled diagram explain different
phases of cell cycle?
4. What are phytoharmones? Write practical application of gibberelins?
5. Define placentation? Mention the different types of placentation?
6. Describe the nitrogen cycle.
7. Explain the process of urine formation in human.
5X3=15
PART-D
IV. Answer the following (Answer any 4)
1. Explain the process of protein digestion in man.
2. Explain the structure of mitochondria and their functions.
3. What is mitosis? Explain the different stages in mitosis?
4X5=20
4. Eneumerate the general characters of the phylum annelids.
5. What is vernalisation? How is the process of vernalisation advantageous to plants?
6. List the general characters of the family solanaceae with neat diagrams.
PART-E
V. Answer the following (Answer any 3)
1.
2.
3.
4.
5.
Briefly explain the structure of human heart.
With a neat labelled diagram describe the structure of nucleus.
Schematically represent E T C.
Describe female reproductive system of cockroach.
Describe the experiment to demonstrate suction due to transpiration pull.
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3X5=15