medical entrance questions

Wednesday, April 9, 2008

WHOLE TOPIC BIOLOGY

1. Syphilis is caused by
A. Clostridium tetani B. Treponema pallidium C. Vibria cholerae
D. Salmonella typhosaE. Pleuropneumonia
2. The peak concentrations of ozone above the surface of earth is present at a height of
A. 10km B. 15km C. 20km D. 25km E. 30km
3. Phytophthora infestans is a fungus causing the following disease
A. Smut in wheat B. downy mildew of cereals C. foliar seedling disease of rice
D. late blight of potato E. wilt disease of cotton
4. The sceintific name of the brown plant hhopper is A. Helicovepra armigera B. Schistocera gregaria
C. Nilaparvata lugens D. Carausius morosus E. Calliphora erythrocophala
5. Fungi in which a sexual method of reproduction occurs are called
A. Conjugation fungi B. fungi imperfecti C. sac fungi D. club fungi E. ssmil moulds
6. The principal action of enteropeptidase is only to activate _______ of the pancreatic juice
A. Amino peptidase B. Chymo typsin C. Carboxy peptidase D. Trypsin E. Trypsinogen
7. The plant which gives agar- agar
A. Laminaria B. Chara C. Sargassum D. Gelidium E. Cephaleuros
8. Squamous epithelium forms the inner lining of
A. Heart B. lung alveoli C. Kidny D. Salivary duct E. Pancreatic duct
9. Identify the correct statement from the following
A .Gymnosperms are non- vascular seed bearing plants B. Pteridophytes are vascular seed bearing plnts
C. Angiosperms are vascular, seed bearing plants D. Bryophytes are vascular, non flowering plants
E. Algae are non flowering plants
10. Collagen and elastin are synthesized by
A. Fibroblasts B. Macrophages C. Mast cells D. Adipocytes E. Chondrocytes
11. A common charecter found in eubacteria and cyanobacteria is A. Cell wall being composed of
peptidoglycan B. occurence of oxygenic photosynthesis C. Presence of photossynthetic lamellae
D. Presence of gas vacuoles E. Presence of well developed nucleus
12. The extra cellular fluid in the blood has a pH of
A. 5.8 B. 6.3 C. 6.9 D. 7.4 E. 7.8
13. One of the following is known as "walking fern"
A. Dryopteris B. Sphagnum C. Araucaria D. Adiantum E. Riccia
14. The normal range of urea in 100 ml of mammalian blood
A. 17- 30 mg B. 40 - 80mg C. 4 -16 mg D. 56- 70mg E. None of these
15. In Agaricus the longes phase is represented by the following nuclear condition in the mycelium
A. 2n B. n + n C. n D. 3n E. 4n
16 Oxygen carrying blood pigment in certain Annelids is A. Heamoglobin B. Heamocyannin
C. Chlorocruorin D. Heamoerythrin E. Pinnaglobin
17. Which of the following statements about "bolting " is incorrect ?
A. It is marked by the internodel elongation in rosette plants B. It is an indication for the beginning of
reproductive phase C. It requires short day D. It requires cold night
E. It can be achieved by gibberellin application
18. Stomach of camel ddoes not have
A. Rumen B. Reticulum C. Omasum D. abomasum E. None of these
19. The predomiinant substant found in the walls of cork tissue
A. Suberin B. Lignin C. Pectin D. Chitin E. Cutin
20. Enteropeptidase enzyme iss present in
A. Saliva B. gastric juice C. pancreatic juice D. intestinal juice E. food marerial
21. The cells which take part in the conduction of water and salts in higher plants
A. Sieve tubes B. Sieve cells C. Trachea D. Companion cells E. stone cells

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