I am looking for question papers for Karnataka Second PUC science biology subject examination?

Here I am giving you question papers for Karnataka Second PUC science biology subject examination in PDF file attached with it . so you can get it easily.

PART-A

Answer the following questions in One Word or One Sentence each: - 1Ox1=10
1. Name the hormone that induces rupturing of Graafian follicle.
2. Sertoli cells are very much essential during spermatogenesis. Why?
3. Define convergent evolution.
4. Name the test conducted to confirm Typhoid fever.
5. What is micropropagation?
6. What are Flocs?
7. Mention the uniqueness of DNA polymerase used in PCR.
8. Mention the reason behind auto-immune disease.
9. Why Western Ghats are considered as one of the biodiversity hotspots?
10. "Some animals, if unable to migrate, might avoid the stress by escaping in time". Justify the statement
citing one example.

PART-B
.Answer any FlVE of the following questions in 3-5 sentences each, wherever applicable: 5~2.10
11. What is parthenogenesis? Name an animal showing this.
12. Differentiate between incomplete dominance and co dominance.
13. "Darwin's finches represent one of the best examples for adaptive radiation". Comment.
14. Draw a neat labeled diagram of an antibody molecule.
15. List the objectives of biofortification.
16. Draw a neat labeled diagram of sparged stirred tank bioreactor.
17. Write a note on co-extinction.
18. "India is rich in genetic diversity". Justify this statement by giving two examples.

2nd year PUC Science biology exam papers