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MCQs

Total Questions : 216 | Page 22 of 22 pages
Question 211. In the components of the ecosystem, the phytoplankton is another name of
  1.    shallow rooted plants
  2.    fungi
  3.    floating photosynthetic organisms
  4.    protozoan
 Discuss Question
Answer: Option C. -> floating photosynthetic organisms
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 212. The change in air composition due to the addition of harmful chemical substances is classified as
  1.    greenhouse balance
  2.    air pollution
  3.    chemical imbalance
  4.    gases imbalances
 Discuss Question
Answer: Option B. -> air pollution
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 213. The primary carnivores of the ecosystem are also classified as
  1.    tertiary consumers
  2.    primary decomposers
  3.    primary consumers
  4.    secondary consumers
 Discuss Question
Answer: Option D. -> secondary consumers
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 214. Considering the nitrogen fixation, the ammonia produced in industrial nitrogen fixation is converted into
  1.    nitric ammonia
  2.    ammonium nitrate
  3.    ammonium nitrous
  4.    ammonia nitrous
 Discuss Question
Answer: Option B. -> ammonium nitrate
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 215. Rich algal growth leads to an increase in the number of
  1.    fertilizer
  2.    producer
  3.    decomposer
  4.    scavengers
 Discuss Question
Answer: Option C. -> decomposer
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 216. What is the average thickness of the biosphere?
  1.    10 km
  2.    15 km
  3.    20 km
  4.    40 km
 Discuss Question
Answer: Option C. -> 20 km
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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