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MCQs

Total Questions : 426 | Page 13 of 43 pages
Question 121. What are the major carbon sinks?
  1.    Forests
  2.    Atmosphere
  3.    Biosphere
  4.    Animals
 Discuss Question
Answer: Option A. -> Forests
Answer: (a).Forests
Question 122. What are the threats to wetland from humans?
  1.    Discharge of pesticides and toxic sunstances
  2.    Climate Change
  3.    Inrease amount of GHGs
  4.    Pollution
 Discuss Question
Answer: Option A. -> Discharge of pesticides and toxic sunstances
Answer: (a).Discharge of pesticides and toxic sunstances
Question 123. Swamps, marshes, lakes and deltas are an example of
  1.    Rural Areas
  2.    Wetlands
  3.    Coastal Areas
  4.    All of these
 Discuss Question
Answer: Option B. -> Wetlands
Answer: (b).Wetlands
Question 124. What was the major environmental problem rise from green revolution?
  1.    Salinization
  2.    Soil Loss
  3.    Infertility
  4.    Loss of top fertility
 Discuss Question
Answer: Option A. -> Salinization
Answer: (a).Salinization
Question 125. Useful food resources and raw material are obtained from
  1.    Forests
  2.    Animals
  3.    Insects
  4.    Microorganism
 Discuss Question
Answer: Option A. -> Forests
Answer: (a).Forests
Question 126. What is absorbed and stored by the wetlands?
  1.    Hydrogen
  2.    Methane
  3.    Carbon
  4.    water
 Discuss Question
Answer: Option C. -> Carbon
Answer: (c).Carbon
Question 127. What is the percentage of wetland in the world?
  1.    3%
  2.    6%
  3.    5%
  4.    7%
 Discuss Question
Answer: Option B. -> 6%
Answer: (b).6%
Question 128. The soil structure, depth and fertility is improved by
  1.    Human
  2.    Forests
  3.    Animals
  4.    Insects
 Discuss Question
Answer: Option B. -> Forests
Answer: (b).Forests
Question 129. Which animals are extincted from the world
  1.    Tigars
  2.    Dinasours
  3.    Lions
  4.    Zebras
 Discuss Question
Answer: Option B. -> Dinasours
Answer: (b).Dinasours
Question 130. Clearing forests and woodland for industrial or agricultural purposes is known as
  1.    Forestation
  2.    Deforestation
  3.    Urbanization
  4.    Industrialization
 Discuss Question
Answer: Option B. -> Deforestation
Answer: (b).Deforestation

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