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MCQs

Total Questions : 572 | Page 9 of 58 pages
Question 81. In germinating seeds, the fats are broken down with the help of enzyme
  1.    amylase
  2.    lipase
  3.    sucrose
  4.    proteases
 Discuss Question
Answer: Option B. -> lipase
Answer: (b).lipase
Question 82. In plants, Dormant seed has
  1.    high water content
  2.    low water content
  3.    low reserves for food
  4.    high reserves for food
 Discuss Question
Answer: Option B. -> low water content
Answer: (b).low water content
Question 83. In plants upon soaking, the testa
  1.    sheds itself
  2.    becomes swollen
  3.    becomes permeable for gaseous exchange
  4.    becomes hard
 Discuss Question
Answer: Option C. -> becomes permeable for gaseous exchange
Answer: (c).becomes permeable for gaseous exchange
Question 84. Upon water absorption, the food reserves are needed to be
  1.    taken from environment
  2.    broken down
  3.    stored for Plumule development
  4.    all of above
 Discuss Question
Answer: Option B. -> broken down
Answer: (b).broken down
Question 85. Digestion of stored foods occur in cotyledons in
  1.    endospermic seeds
  2.    non-endospermic seeds
  3.    exospermic seeds
  4.    non-exospermic seeds
 Discuss Question
Answer: Option B. -> non-endospermic seeds
Answer: (b).non-endospermic seeds
Question 86. Excessive sweating enables
  1.    production of ADH
  2.    loss of latent heat
  3.    greater conduction
  4.    lower metabolic rate
 Discuss Question
Answer: Option B. -> loss of latent heat
Answer: (b).loss of latent heat
Question 87. Main component of epidermis is
  1.    Collagen
  2.    Keratin
  3.    Elastin
  4.    Myosin
 Discuss Question
Answer: Option B. -> Keratin
Answer: (b).Keratin
Question 88. With the split of testa, the radicle emerges and grows
  1.    upwards
  2.    downwards
  3.    perpendicular to sunlight
  4.    parallel to sunlight
 Discuss Question
Answer: Option B. -> downwards
Answer: (b).downwards
Question 89. Examples of Epigeal germination include
  1.    maize
  2.    sword bean seed
  3.    broad bean seed
  4.    pea
 Discuss Question
Answer: Option B. -> sword bean seed
Answer: (b).sword bean seed
Question 90. Protein that is deposited on epidermis is
  1.    Collagen
  2.    Keratin
  3.    Elastin
  4.    all of above
 Discuss Question
Answer: Option B. -> Keratin
Answer: (b).Keratin

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