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ENVIRONMENTAL SCIENCE MCQs

Total Questions : 2671 | Page 10 of 268 pages
Question 91. What is the major cause of diminishing wildlife number?
  1.    Felling of trees
  2.    Cannibalism
  3.    Habitat destruction
  4.    Paucity of drinking water
 Discuss Question
Answer: Option C. -> Habitat destruction
Question 92. The destruction of habitat of plants and animals is called
  1.    endemism
  2.    endangered species
  3.    habitat loss
  4.    flood
 Discuss Question
Answer: Option C. -> habitat loss
Question 93. Organ affected by pneumonia
  1.    Liver
  2.    Kidney
  3.    Heart
  4.    Lungs
 Discuss Question
Answer: Option D. -> Lungs
Question 94. _________ is essentially stored solar energy that can be converted in to electricity, fuel and heat.
  1.    Biomass
  2.    Fossil
  3.    Heat
  4.    Coal
 Discuss Question
Answer: Option A. -> Biomass
Question 95. This is used as an index for fuel consumption:
  1.    Growing degree-days
  2.    Consumer price index
  3.    Heating degree-days
  4.    Mean annual temperature
 Discuss Question
Answer: Option C. -> Heating degree-days
Question 96. The most abundant gas emitted from volcanoes is:
  1.    Nitrogen
  2.    Sulfur dioxide
  3.    Helium
  4.    Carbon dioxide
  5.    Water vapour
 Discuss Question
Answer: Option E. -> Water vapour
Question 97. The animal which consumes decaying organic matter is _________
  1.    Carnivore
  2.    Detritivore
  3.    Herbivore
  4.    Producers
 Discuss Question
Answer: Option B. -> Detritivore
Question 98. Which one of the following environmental pollutants has the problem of biomagnifications?
  1.    SO2
  2.    NO3
  3.    Hg fungicides
  4.    O3 and CO2
 Discuss Question
Answer: Option C. -> Hg fungicides
Question 99. Bell-shaped polygonal pyramid indicates
  1.    low percentage of young individuals
  2.    moderate percentage of young individuals
  3.    high percentage of young individuals
  4.    low percentage of old individuals
 Discuss Question
Answer: Option B. -> moderate percentage of young individuals
Question 100. The Gulf Coast states are more humid in summer than the coastal areas of Southern California mainly because of the:
  1.    Higher air temperature in the Gulf States
  2.    Lower air temperature in Southern California
  3.    Higher water temperature in the Gulf of Mexico
  4.    Low relative humidity of the air over the Pacific Ocean
 Discuss Question
Answer: Option C. -> Higher water temperature in the Gulf of Mexico

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