In today’s post we class 12th science students for biology Of quarterly exam paper are going to read important questions for
Do go through these questions once before giving the exam.
Note:- Students should prepare the exam paper at their own discretion.
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| class 12 biology important questions |
Class 12 biology important questions
1. Write the difference between self pollination and cross pollination.
2. Differentiate between spermatogenesis and egg production.
3. Difference between minor sporangia and master sporangia.
4. Labeled picture of human sperm.
5. Labeled diagram of female reproductive system.
6. What is a test tube baby?
7. Labeled picture of a typical flower.
8. Is sex education necessary in school, if so why?
9. Why did Mendel choose pea plant for his experiment?
10. Explain Mendel’s law of dominance.
11. A prototypical ovule called a fig
12. What is MTP?
13. Difference between DNA and RNA.
14. Why is the Human Genome Project called a mega project?
15. What is Bioinformatics?
16. What is begging?
17. What is double fertilization?
18. Why is apple called virtual fruit?
19. What is asexual reproduction? Its importance
20. What is egg production and sperm production? Explain its process.
21. What is menstrual cycle?
22. What is delivery?
23. Why human precipitation is found outside the abdominal cavity?
24. What are the reasons for population explosion?
25. Is the use of contraceptives justified? Give reasons.
26. What is tubectomy?
27. What is Pedigree Analysis or how is it useful?
28. What is point mutation?
29. How is sex determined in humans?
30. What is genetic code? Write its characteristic.
31. Write two roles of ribosome during translocation.
32. What is DNA fingerprint? Write its utility.
33. Explain the atomic model of DNA.
34. Explain the experiment of Harsh and Chase to prove that DNA is a genetic material.
35. Explain vestigial organ, homologous organ and concurrent organ.
36. Difference between Lamarckism and Darwinism.
37. What is natural selection?
38. Write the principle of Hardy-Weinberg.
39. Why is Archeopteryx called the connecting link between birds and reptiles?
40. Explain the use of Milan and Ure.
41. Write the full name of WHO.
42. What is gender test?
43. Explain what is hemophilia disease.
44. What is IUD?
