1. Which of the following shows double fertilization?

2.  Which of the following contains the filiform apparatus?

3. Which of the following undergoes meiosis?

4. Perisperm is different from endosperm because

5. The pollen tube enters the embryo sac through

6. Embryo sac of the angiosperms having eight nuclei is

7. Double fertilization is due to the fusion of

8. Double fertilization was discovered by

9. The embryo sac occurs in

10. After cross-fertilization of true-breeding tall and dwarf plants, the F1 generation was self-fertilized. The resultant plants have genotype in the ratio

11. Which of the following characteristics of pea plants was not used by Mendel in his experiments?

12. Mendel took _______ contrasting characteristics of pea plants.

13. If both genotype and phenotype shows the same ratios of 1:2:1 in the F2 generation, it shows

14. Test cross determines

15. Genotype of dominant plant can be determined by

16. Test cross is a

17. Lack of independent assortment of two genes is due to

18.  The cross where the sources of gametes are reversed is called

19. The genes for the seven characters chosen by Mendel are located on

20. Which of the following enzymes is non-proteinaceous?

21. RNA contains Uridine, it is a

22. Anticodon is present in

23. Which of the following purine bases is present in RNA?

24. Which of the following is found more widely in a cell?

25. RNA contains repeating units of

26.  Which of the following rRNAs in bacteria acts as a ribozyme as well as structural RNA?

27. Which of the following RNAs are the most abundant in an animal cell?

28. A single strand of mRNA attached to complex of ribosomes is called

29. Which of the following RNAs’ structure is similar to clover leaf?

30. Which of the following is one of the parts of the hindbrain?

31. If there is an injury in the hypothalamus region of the brain, it is most likely to affect

32.  A cranial nerve with the highest number of branches

33. Afferent neurons carry nerve impulses from

34.  The cranial nerve that regulates the heartbeat

35. Which of the following is another name for the third ventricle of the brain?

36.  Nissl’s granules present in the neurons are made up of

37. Which of the following is a part of the rhombencephalon?

38. A neuron that carries information from the peripheral nervous system to the central nervous system is

39. Which of the following parts of the brain controls the body temperature and urge of eating?

40. Which of the following immunoglobulins makes the largest percentage in breast milk?

41. Transplanted graft may be rejected due to

42.  Oral polio drops contain

43. Antibodies are

44.  Interferons are

45. Globulins of the blood plasma are responsible for

46. Which of the following antibodies is predominantly present in tears, saliva and mucous

47. The class of antibodies, which can cross placenta is

48. Antigen binding sites are present in

49.  Type I hypersensitivity involves

50.  Flagellated cells, which line the spongocoel in Poriferans are known as