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MCQs

Total Questions : 92 | Page 2 of 10 pages
Question 11. During bright sunlight, rate of photosynthesis will
  1.    Increase
  2.    Decrease
  3.    Un Affected
  4.    Double
 Discuss Question
Answer: Option A. -> Increase
Answer: (a).Increase
Question 12. The amount of carbon dioxide produce during tissue respiration cannot be used for food making as it is
  1.    Sufficient
  2.    Low
  3.    Higher
  4.    Balance
 Discuss Question
Answer: Option B. -> Low
Answer: (b).Low
Question 13. Glycolate is converted into glycine with in
  1.    ribosome
  2.    mitochondria
  3.    peroxisomes
  4.    axioms
 Discuss Question
Answer: Option C. -> peroxisomes
Answer: (c).peroxisomes
Question 14. Conducting tissues which help in transportation are
  1.    xylem
  2.    phloem
  3.    Both a and b
  4.    roots and phleom
 Discuss Question
Answer: Option C. -> Both a and b
Answer: (c).Both a and b
Question 15. Steep diffusion gradient is maintained by
  1.    diffusion
  2.    respiration
  3.    ventilation
  4.    transpiration
 Discuss Question
Answer: Option C. -> ventilation
Answer: (c).ventilation
Question 16. Capacity of lungs while sleeping for gaseous exchange is
  1.    4 liters
  2.    half liters
  3.    2 liters
  4.    6 liters
 Discuss Question
Answer: Option B. -> half liters
Answer: (b).half liters
Question 17. Ribs are elevated when muscles between ribs are
  1.    relaxed
  2.    contracted
  3.    dilated
  4.    expanded
 Discuss Question
Answer: Option B. -> contracted
Answer: (b).contracted
Question 18. When there is low tension of oxygen, oxyhaemoglobin rapidly
  1.    fade
  2.    dissociate
  3.    multiply
  4.    balance
 Discuss Question
Answer: Option B. -> dissociate
Answer: (b).dissociate
Question 19. Special pores help in gaseous exchange in cork tissue are
  1.    stomata
  2.    pores
  3.    lenticels
  4.    None of the Above
 Discuss Question
Answer: Option C. -> lenticels
Answer: (c).lenticels
Question 20. Lungs of frog are fully expanded like
  1.    gases
  2.    balloon
  3.    ball
  4.    Both a and b
 Discuss Question
Answer: Option B. -> balloon
Answer: (b).balloon

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