biology for pmt

biology for pmt
PMT Medical entrance examinations.

heck out your knowledge of P Biology
1. Heparin is secreted by:
(a) Mast cell
(b) Alveolar cell
(c) Plasma cell
(d) Goblet cell
Ans. (a)
2. Antibody is produced by:
(a) B-lymphocyte
(b) Heparin
(c) T-lymphocyte
(d) Both (a) and (b)
Ans. (a)
3. Reflex action involves:
(a) spinal cord
(b) Cerbellum
(c) Medulla oblongata
(d) Optic lobe
Ans. (a)
4. Which one has no intermediate host?
(a) Taenia
(b) Ascaris
(c) Fasciola
(d) Plasmodiuin
Ans. (b)
5. In the wall of alimentary canal, what is the actual sequence from outer to inner?
(a) Serosa, longitudinal muscle, mucosa, sub mucosa
(b) Mucosa, serosa, long muscle
(c) Serosa, long muscle, circular, sub mucosa, mucosa
(d) Serosa, long muscle, sub mucosa, mucosa
Ans. (c)

6. Which one of the following can help in the diagnosis of a genetical disorder?
(a) ELISA
(b) ABO blood group
(c) PCR
(d) NMR
Ans. (c)
7. Bile helps in the digestion of fat through:
(a) Emulsification
(b) Alkalinity
(c) Forming micelles
(d) all of the above
Ans. (d)
8. In frog chromosome number is reduced to half:
(a) When 2nd polar body is separated
(b) When 2nd polar body is divided
(c) When 3rd polar body is separated
(d) When 1st polar body is separated
Ans. (d)
9. Ischihara chart is used to detect:
(a) T.B.
(b) Eyesight
(c) Colorblindness
(d) Diabetes
Ans. (b)
10. In diastole, heart is filled by;
(a) Mixed blood
(b) Venous blood
(c) Oxygenated blood
(d) Deoxygenated blood
Ans. (c)
11. Periyar sanctuary is located in:
(a) Madhya Pradesh
(b) Kerala
(c) Uttar Pradesh
(d) Assam
Ans. (b)
12. Which of the following is not an insect?
(a) Locust
(b) Lepisma
(c) Termites
(d) Spider
Ans. (d)
13. Which of the following represents the dental formula of man?
(a) 0033/3133
(b) 2033/1023
(c) 2123/2123
(d) 1003/1003
Ans. (c)
14. The children of haemophilic man and a normal woman are:
(a) All haemophilic
(b) Only daughters are haemophilic
(c) Only sons are haemophilic
(d) Neither sons nor daughters are hemophilic
Ans. (d)
15. Which cells are found only in sponges?
(a) Amoeboid cells
(b) Choanocytes
(c) Pigment cells
(d) Gland cells
Ans. (b)
16. In which of the following there is syncytial epidermis and longitudinal muscle cells are in four bands?
(a) Nematodes
(b) Platy helminthes
(c) Annelids
(d) Echinoderms
Ans. (a)
17. A person having 45 chromosomes and Y-chromosome absent is suffering from:
(a) Down’s syndrome
(b) Klinefelter’s syndrome
(c) Turners syndrome
(d) Gynandromorph
Ans. (c)
18. Albinism is caused by deficiency of:
(a) Amylase
(b) Tyrosinase
(c) Phenyl alanine
(d) Xanthenes oxidize
Ans. (b)
19. Which brain structure in rabbit is directly related to vision?
(a) Corpus albicans
(b) Hippocampal lobe
(c) Corpus callosum
(d) Corpora quadrigemina
Ans. (d)
20. Which one is not found in testis of frog?
(a) Sertoli cell
(b) Seminiferous tubule
(c) Germinal cell
(d) Interstitial cell
Ans. (a)
21. Mammalian egg has:
(a) No yolk at all
(b) Small amount of yolk
(c) Large amount of yolk
(d) Yolk concentrated at one pole
Ans. (b)
22. Nails, hoofs and horns are examples of;
(a) Bone
(b) Cartilage
(c) Connective tissue
(d) Epidermal derivatives
Ans. (d)
23. In procoelous vertebrae:
(a) Anterior centrum is convex
(b) Anterior centrum is concave
(c) Anterior centrum is saddle shaped
(d) Posterior centrum is concave
Ans. (b)
24. The Coenozoic era is often designated as:
(a) Age of fish
(b) Age of reptiles
(c) Age of mammals
(d) Age of amphibians
Ans. (c)
25. Bidder’s canal is found in:
(a) Testes of frog
(b) Kidney of frog
(c) Kidney of mammal
(d) Ovary of mammal
Ans. (b)
26. Potometer is used to measure:
(a) Ascent of sap
(b) Root pressure
(c) Transpiration
(d) Photosynthesis
Ans. (c)
27. Which one is antioxidant vitamin?
(a) Vitamin-D
(b) Vitamin-E
(c) Vitamin-B
(d) Vitamin-K
Ans. (b)
28. The net gain ATP from complete oxidation of 1 molecule of glucose in eukaryote is:
(a) 2
(b) 4
(c) 24
(d) 36
Ans. (d)
29. Which of the following workers are related as ecologist, palaeobotanist and embryologist respectively?
(a) B. Sahni, R. Mishra, P. Maheshwari
(b) R. Mishra, B. Sahni, P. Maheshwari
(c) B. Sahni, P. Maheshwari, R. Mishra
(d) P. Maheshwari, R. Mishra, B. Sahni
Ans. (b)
30. In bacteria respiration occurs in:
(a) Cytoplasmic membrane
(b) Mitochondria
(c) Nuclear membrane
(d) Endoplasmic reticulum
Ans. (a)
31. R.Q. is always less than one in:
(a) Wheat
(b) Millets
(c) Bean
(d) Castor
Ans. (d)
32. Pencils are prepared from the wood of:
(a) Pinus vinaster
(b) Juniperus virginiana
(c) Chamaecyparis piscifera
(d) Abies pindrow
Ans. (b)
33. Ageing is retarted by:
(a) ABA
(b) CKN
(c) GA
(d) C₂H₄
Ans. (b)

34. The form of pigment which inhibits germination is:
(a) P₇₆₀
(c) P₇₃₀
(b) P₆₅₀
(d) All of these
Ans. (c)
35. In Hatch and Slack pathway:
(a) Chloroplast are of same type
(b) occurs Kranz anatomy where mesophyll has small chloroplast whereas bundle sheaths have granal chloroplast
(c) occurs in Kranz anatomy when mesophyll has small chloroplast whereas bundle sheath has larger, agranal chloroplast
(d) Kranz anatomy where mesophyll cell are diffused
Ans. (c)
36. The Triticale is an intergeneric hybrid between:
(a) Wheat and maize
(b) Maize and rye wheat and rye
(d) Bajra and wheat
Ans. (c)
37. The dormancy of seed is regulated by:
(a) ABA
(b) Ethylene
(c) GA-3
(d) Dihydrozeatin
Ans. (a)
38. Colchicine prevents the mitosis of the cells at which of the following stage?
(a) Anaphase
(b) Metaphase
(c) Prophase
(d) Interphase
Ans. (b)
39. For the formation of tetrasporic embryosac, how many megaspore mother cells are required?
(a) 1
(b) 2
(c) 3
(d) 4
Ans. (a)
40. DNA replication generally proceeds in a:
(a) 5’ ? 3’ direction
(b) 3’? 5’ direction
(c) 3’? 3’ direction
(d) 5’ ?5’ direction
Ans. (a)
41. Pairing of homologous chromosome occurs at which stage?
(a) Zygotene
(b) Leptotene
(c) Metaphase
(d) Pachytene
Ans. (a)
42. Interfascicular cambium is found:
(a) Between pith and vascular bundle
(b) Between two vascular bundles
(c) In the vascular bundle
(d) Outside the bundle
Ans. (b)
43. The number of essential nutrients needed in plants is:
(a) 16
(c) 4
(b) 5
(d) 8
Ans. (a)
44. To form one molecule of glyceraldehydes phosphate in Calvin cycle:
(a) 9 ATP and 36 NADPH are required
(b) 6 ATP and 6 NADPH are required
(c) 3 ATP and 3 NADPH are required
(d) 9 ATP and 6 NADPH are required
Ans. (d)
45. Water available to plants is:
(a) Run off water
(b) Gravitational water
(c) Hygroscopic water
(d) Capillary water
Ans. (d)
46. Primary precursor of IAA is:
(a) Phenylalanine
(b) Tyrosine
(c) Tryptophan
(d) Lucine
Ans. (c)
47. Algae used in space programme is:
(a) Diatom
(b) Dinoflagellates
(c) Chiamydomonas
(d) Chlorella
Ans. (d)
48. Winged pollen grains are found in:
(a) Cycas
(b) Pinus
(c) Pteris
(d) Selaginella
Ans. (b)
49. Reindeer moss is:
(a) Ckidonia sp.
(b) Cetraria sp.
(c) Usnea sp.
(d) Parmelia sp.
Ans. (a)
50. The given formula belongs to:

(a) Solanaceae
(b) Malvaceae
(c) Graminae
(d) Compositae
Ans. (b)