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MCQs

Total Questions : 310 | Page 8 of 31 pages
Question 71. Parthenogenesis has advantage of
  1.    accelerating the normal reproductive rate
  2.    accelerating normal respiratory activity
  3.    accelerating normal flowering
  4.    accelerating normal growth
 Discuss Question
Answer: Option A. -> accelerating the normal reproductive rate
Answer: (a).accelerating the normal reproductive rate
Question 72. Shell of eggs produced by birds and turtles have high concentration of
  1.    sodium chlroide
  2.    magnesium
  3.    calcium carbonate
  4.    silicon
 Discuss Question
Answer: Option C. -> calcium carbonate
Answer: (c).calcium carbonate
Question 73. Tissue culturing can only be done for
  1.    plant tissues
  2.    animal cells
  3.    both animal and plant cells
  4.    atoms and ions
 Discuss Question
Answer: Option C. -> both animal and plant cells
Answer: (c).both animal and plant cells
Question 74. Artificial mode of reproduction in plants is
  1.    layering
  2.    grafting
  3.    budding
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Answer: (d).all of the above
Question 75. Parthenocarpic fruits with no seeds are
  1.    bananas
  2.    pineapples
  3.    oranges
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Answer: (d).all of the above
Question 76. End or complete stop of menstrual cycle is called
  1.    menuend
  2.    infertilization
  3.    menupause
  4.    ovulation
 Discuss Question
Answer: Option C. -> menupause
Answer: (c).menupause
Question 77. Clock in plant for measuring duration of darkness is provided by
  1.    rate of conversion of p660-p730
  2.    rate of conversion of p700 to p730
  3.    rate of p730 to p660 conversion
  4.    rate of conversion of p630 to p700
 Discuss Question
Answer: Option C. -> rate of p730 to p660 conversion
Answer: (c).rate of p730 to p660 conversion
Question 78. Amniotic sac is filled with fluid for
  1.    protection
  2.    shock absorption
  3.    nutrition
  4.    Both a and b
 Discuss Question
Answer: Option D. -> Both a and b
Answer: (d).Both a and b
Question 79. Certain very precise environmental cues are required for
  1.    seed dormancy
  2.    pollination
  3.    seed germination
  4.    seed formation
 Discuss Question
Answer: Option C. -> seed germination
Answer: (c).seed germination
Question 80. Follicle stimulating hormone (FSH) stimulates development of
  1.    several primary follicles
  2.    several interstitial cells
  3.    oocytes
  4.    ovum
 Discuss Question
Answer: Option A. -> several primary follicles
Answer: (a).several primary follicles

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