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MCQs

Total Questions : 310 | Page 9 of 31 pages
Question 81. In plants micropyle is the
  1.    male gamete formed by the generative nucleus
  2.    pollen tube formed through the vegetative nucleus
  3.    opening in the wall of ovule
  4.    enzyme secreted by the pollen tube to dissolve stigma and style
 Discuss Question
Answer: Option C. -> opening in the wall of ovule
Answer: (c).opening in the wall of ovule
Question 82. In plants intine refers to the
  1.    pollen tube germinating through the style
  2.    inner wall of the mature pollen grain
  3.    part connecting ovule with placenta
  4.    fruit chambers in the zygote
 Discuss Question
Answer: Option B. -> inner wall of the mature pollen grain
Answer: (b).inner wall of the mature pollen grain
Question 83. Ovary and ovules form the
  1.    fruit
  2.    non-endospermic seeds
  3.    provide food to growing cotyledons
  4.    shell of hard fruits
 Discuss Question
Answer: Option A. -> fruit
Answer: (a).fruit
Question 84. Embryo of seed is developed through
  1.    zygote
  2.    endosperm nucleus
  3.    testa
  4.    antipodes
 Discuss Question
Answer: Option A. -> zygote
Answer: (a).zygote
Question 85. Plumule refers to the
  1.    developing shoot
  2.    developing root
  3.    developing leaves
  4.    developing cotyledon
 Discuss Question
Answer: Option A. -> developing shoot
Answer: (a).developing shoot
Question 86. In plants, Seeds may be
  1.    monocotyledonous
  2.    dicotyledonous
  3.    multicotyledonous
  4.    polycotyledonous
 Discuss Question
Answer: Option C. -> multicotyledonous
Answer: (c).multicotyledonous
Question 87. In plants, Radicle refers to the
  1.    developing shoot
  2.    developing root
  3.    developing leaves
  4.    developing cotyledon
 Discuss Question
Answer: Option B. -> developing root
Answer: (b).developing root
Question 88. In plants, Fertilization is the
  1.    fusion of one male gamete with ovum
  2.    formation of endosperm nucleus
  3.    dispersal of seeds
  4.    splitting up of generative nucleus
 Discuss Question
Answer: Option A. -> fusion of one male gamete with ovum
Answer: (a).fusion of one male gamete with ovum
Question 89. Sperms are nourished and activated through
  1.    vas deferens
  2.    seminal vesicle
  3.    semen
  4.    prostate gland
 Discuss Question
Answer: Option C. -> semen
Answer: (c).semen
Question 90. Growth of pollen tube is controlled by the
  1.    vegetative nucleus
  2.    generative nucleus
  3.    tube nucleus
  4.    pollen grain
 Discuss Question
Answer: Option A. -> vegetative nucleus
Answer: (a).vegetative nucleus

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