Question Bank No: 9

1. Which of the following will have more stomata on lower epidermis than that on upper epidermis

 a)Onion
 b)Wheat
 c)Barley
 d)Dicots

2. The number of amino acids constituting Bovine insulin

 a)30 + 21
 b)29 + 21
 c)55
 d)50

3. Which of the following gymnosperm is shrubby with a trailing habit

 a)Cedrus
 b)Ephedra
 c)Abies
 d)Araucaria

4. In which of the following the nutrient storage in the soil is very high

 a)Prairie
 b)Temperate needle leaved forest
 c)Tropical rain forest
 d)Tropical deciduous forest

5. Enzyme nitrogenase involved in biological N2 fixation is

 a)Fe- Mo protein complex
 b)Fe- Cu protein complex
 c)Fe- Mn protein complex
 d)Mo- Mg protein complex

6. Replication of DNA involves the formation of a lagging strand and leading strand. Hence the replication is named.

 a)Parallel
 b)Anti parallel
 c)Semi conservative
 d)Semi discontinuous

7. Aestivation of corolla of pea plant is

 a)Valvate
 b)Twisted
 c)Vexillary
 d)Imbricate

8. The standard size of a herbarium sheet is

 a)25 x 41 cm
 b)29 x 41 cm
 c)27 x 40 cm
 d)35 x 27 cm

9. The concept of hot spots was developed by

 a)Warming
 b)Odum
 c)Tansley
 d)Myers

10. Average dimension of a ribosome is

 a)10 nm
 b)40 nm
 c)200 nm
 d)1500Ao

11. The casparian strip is composed mainly of

 a)Suberin
 b)Pectin
 c)Tubulin
 d)Chitin

12. The plant hormone involved in epinasty

 a)IAA
 b)GA
 c)Ethylene
 d)ABA

13. Ozone hole was first appeared above.

 a)Antartica in 1970
 b)Antartica 1985
 c)Arctic in 1970
 d)Arctic in 1979

14. To which of the following the "Flimmer Filaments" are associated with

 a)Centriole
 b)Spindle fibres
 c)Desmotubule
 d)Flagellum

15. Variations found in plants produced by pollen culture are called.

 a)Somaclonal
 b)Gametoclonal
 c)Meristic
 d)Substantive

16. The number of series under the monochlamydeae in Bentham and Hooker's system is

 a)5
 b)6
 c)7
 d)8

17. Which among the following will cause water bloom?

 a)Complementary chromatic adaptation
 b)Gaidukov phenomenon
 c)Decreased nutrient content
 d)Increased nutrient content of water body

18. An angiosperm plant Argemone mexicana is

 a)Extinct plant
 b)Exotic OR introduced plant
 c)Vulnerable plant
 d)Endemic plant

19. Broken arms are regenerated in

 a)Echinoderms
 b)Molluscans
 c)Human beings
 d)Fishes

20. Ageing is characterized by

 a)Decline in metabolic activity
 b)increased metabolic activity
 c)Increased anabolism
 d)Increased catabolism

21. Liver and pancreas develops from

 a)Ectoderm
 b)Endoderm
 c)Mesoderm
 d)Both A and B

22. Fertilized ovum is transplanted in uterus after

 a)1 day
 b)3 days
 c)7 days
 d)8 days

23. Menstrual cycle is controlled by

 a)Estrogen and progesterone of ovary
 b)FSH and LH of pituitary
 c)Both A and B
 d)FSH of pituitary

24. Supporting cells found in between spermatogenia are

 a)Germinal cells
 b)Sertoli cells
 c)Epithelial cells
 d)Lymph space

25. Prostate gland is present

 a)on ureter
 b)On kidney
 c)On testis
 d)Around urethra

26. Estrous cycle is indication of

 a)Breeding period
 b)estrogen secretion
 c)Pregnancy
 d)Menopause

27. Failure of testes to descend into serotum is

 a)vasectomy
 b)Cryptorchidism
 c)Impotency
 d)Tubectomy

28. In myopia or short sightedness

 a)Image is formed slightly in front of retina because eye ball is longer
 b)Eye ball is normal, but image is formed over blind spot
 c)Eye ball is normal but image is formed slightly behind the retina due to faulty lens
 d)Curvature of cornea becomes irregular

29. Nissle granules could be seen in

 a)Neuron
 b)myofibrils
 c)Gland cells
 d)Bone cells

30. Nerve impulse for hearing originates from

 a)Ear ossicles
 b)Cochlea
 c)Vestibule
 d)Tympanum

31. Concave lens corrects

 a)Presbyopia
 b)Myopia
 c)Hypermetropia
 d)cataract

32. Glaucoma is due to

 a)Blocking of canal of schlemm
 b)Drying up of vitreous humor
 c)Increased size of eye
 d)Defect of lens

33. In mammals corpus collosum connects

 a)Bone to muscles
 b)Bone to bone
 c)The two cerebral hemispheres
 d)The two optic lobes

34. Action potential of a nerve cell is created by

 a)Ca
 b)K
 c)Mg
 d)Na

35. Co-ordination of voluntary muscle activity is connected with

 a)cerebrum
 b)cerebellum
 c)Medulla oblongata
 d)crura cerebri

36. Which cells do not divide after birth

 a)Nerve cells
 b)Germ cells
 c)Muscle cells
 d)Ostercytes

37. Brain ventricles are line by

 a)Neurons
 b)schwann cells
 c)Neuroglia
 d)ependymal cells

38. Ageing start with disappearance of

 a)Spleen
 b)Pituitary gland
 c)thymus gland
 d)Thyroid gland

39. In which stage is blastocoel formed

 a)Morula
 b)Blastula
 c)Gastrula
 d)zygote

40. Which of the following is secreted from acrosome

 a)Hyaluronic acid
 b)Hyaluronideise
 c)Fertilizing
 d)TSH

41. Which one of the following pair is diploid.

 a)Primary and secondary spermatocyte
 b)Spermatid and ovum
 c)Spermatogonia and spermatid
 d)Spermatogonia and primary spermatocyte

42. The eggs of placental mammals are describe as

 a)Microlecithal
 b)Telotecithal
 c)Centrolecithal
 d)Alecithal

43. Unfertilized eggs in honey bees develop into

 a)Fertile males
 b)Sterile male
 c)Fertile female
 d)Sterile female

44. Total number of autosomes in fertilized egg of man

 a)44
 b)22
 c)23
 d)46

45. The acrosome plays important role in

 a)Motility of sperm
 b)Penetration of ovum by sperm
 c)Providing energy to sperm
 d)Attachment of ovum with sperm

46. When debased from ovary human egg contains.

 a)XY chromosome
 b)XY chromosome
 c)One Y chromosome
 d)XX chromosome

47. Initial step in activation of ovum during the process of fertilization is

 a)Secretion of fertilization
 b)Formation of fertilization membrane
 c)Penetration of sperm in egg
 d)Formation of fertilization core

48. Ruptured Graffian follicle is converted in to corpus luteurm under the influence of following hormone

 a)Estrogen
 b)Progesterone
 c)FSH
 d)LH

49. In testes endocrine tissue if found in the form of

 a)Sertoli cells
 b)epididymis
 c)Interstitial cells
 d)Follicular cells

50. Mullarian duct is

 a)Oviduct
 b)Sperm duct
 c)Uretor of man
 d)Urethra