SAMPLE PRACTICE TEST
  • 1. Association between mycobiont and phycobiont are found in
A) BGA
B) lichens
C) None of the above
D) root
  • 2. Common example of red algae is
A) Ectocarpus
B) Porphyra
C) Batrachospermum
D) Both (a) and (b)
  • 3. If percentage of cytosine is 18 % , then percentage of adenine will be
A) 32 %
B) 23 %
C) 64 %
D) 36 %
  • 4. Eustachian tubes connects
A) Pharynx with middle ear
B) middle ear with internal ear
C) middle ear with external ear
D) external ear with internal ear
  • 5. How many different types of gametes will be produced by a plant having the genotypes AABbCC ?
A) Four
B) two
C) NINE
D) THREE
  • 6. Apoplastic movement of water in plants occur through
A) Plasma membrane
B) Casparian strips
C) Cell walls
D) Plasmodesmata
  • 7. Gynaecomstia is a common feature seen in
A) Turner's syndrome
B) Cystic fibrsis
C) Klinefelter's syndrome
D) Down's syndrome
  • 8. Which of the following is an opioid drug ?
A) Cocaine
B) Hashish
C) Heroin
D) Mrijuana
  • 9. Which of the following is an exclusive character of class Mammalia
A) Presence of a 4 - chambered heart
B) Homiothermy
C) Presence of a muscular diaphragm
D) Internal fertilization
  • 10. Venous heart is found in
A) reptiles
B) fishes
C) birds
D) Amphibians
  • 11. If medulla oblongata is destroyed then wchich of the following function will be effected ?
A) No response when prickled with needle
B) No memory
C) No thermoregulation
D) No vision
  • 12. The opening between the right atrium and the right ventricle is gaurded by which valve ?
A) Mitral valve
B) Semilunar valve
C) Bicuspid valve
D) Tricuspid valve
  • 13. The "cri-du-chat" syndrome is caused by change in chromosome structure involving :-
A) translocation
B) Deletion
C) duplication
D) inversion
  • 14. In which of the following would you exept to find glyoxysomes?
A) Root hairs
B) Palisade cells in leaf
C) Endosperm of wheat
D) Endosperm of castor
  • 15. One of the ex situ conservation methods for endangered species is :-
A) Biosphere reserves
B) Wildlife santuaries
C) Cryopreservation
D) National Parks
  • 16. The fleshy fruits with hard and stony endocarp are called :-
A) pepo
B) Drupe
C) pome
D) Berry
  • 17. Which of the following statements are correct about the forewings in cockroach :-
A) They are not used in flight
B) They are opaque, dark & leathery
C) All
D) They are mesothoracic
  • 18. How many ovarioles present in each ovary of cockroach
A) 4
B) 13
C) 8
D) 11
  • 19. Which method can be used for women that cannot produce ovum but can provide suitable enviornment ?
A) ICSI
B) IUI
C) IUD
D) GIFT
  • 20. Preparation of sperm before penetration of ovum is
A) capacitation
B) cortical reaction
C) spermiation
D) spermiogenesis
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