Class-X, Sub : Biology (Subjective)
Time : 2. hrs. Marks - 40
Group-A
Answer any three of the following questions :
1. a) Write down the characteristics of meristametic tissue. 2
b) Describe the fruit body of Agaricus. 3
2. a) Write down the rules of ICBN. 3
b) Write down the difference between aerobic and anerobic respiration. 2
3. a) Describe the light phase. 3
b) Write down the importance of Osmosis. 2
4. a) What is pollination and respiration. 2
b) What is the difference between self and cross pollination. 3
Group-B
Answer any three of the following questions :
5. a) Discuss of a typical vertebra of toad. 4
b) What is hibernation ? 1
6. a) Mention the differences between toad and frog. 2
b) What is pseudopodia ? Mention the function of pseudopodia. 3
7. What is sporulation ? Discuss how Amoeba multiplies by sporulation. 5
8. a) Mention the two names of endocrine gland. 1
b) Discuss the food digestion process in duodenum of Toad. 4
Group-C
Answer any two of the following questions :
9. a) Writedown the causes and treatment of any two fish diseases ? 3
b) Mention the characteristics of a typical pond. 2
10. Why the number of fishes are being less gradually in our country ? What is the remedy ? 5
11. a) Describe the plastid. 2
b) Describe the metaphase and anaphase of mitosis. 3
12. Discuss the special features of Saint-Martin Island. 5
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