Chapter No 9 :Environmental Science, Environmental Geography (419 MCQ`S)

  1. Minimum area of forest required to maintain good ecological balance is:
    1. 30%
    2. 33%
    3. 35%
    4. 40%
    5. Show Answer
      Answer: C
      Explanation:
      • N/A
  2. Deforestation is mainly caused by:
    1. Over Population
    2. Shifting Cultivation
    3. Over Grazing
    4. Wild Fire
    5. Show Answer
      Answer: B
      Explanation:
      • N/A
  3. According to FAO(UN) the expansion of agriculture caused nearly ___ of global deforestation:
    1. 60%
    2. 70%
    3. 80%
    4. 90%
    5. Show Answer
      Answer: C
      Explanation:
      • N/A
  4. Deforestation generally decreases:
    1. Rainfall
    2. Climate Variability
    3. Soil Erosion
    4. Land Degradation
    5. Show Answer
      Answer: A
      Explanation:
      • N/A
  5. The following is the outcome of cutting down of trees:
    1. Providing more Fresh Oxygen
    2. Providing more Pure Water
    3. Causeing Increase in the Rain
    4. Causeing Greenhouse Effect
    5. Show Answer
      Answer: D
      Explanation:
      • N/A
  6. The forest which occur in low rainfall is:
    1. Evergreen Forest
    2. Coniferous Forest
    3. Deciduous Forest
    4. All of the above
    5. Show Answer
      Answer: C
      Explanation:
      • N/A
  7. The forest which occur in high rainfall is:
    1. Tropical Rainforest
    2. Temperate Forest
    3. Coniferous forest
    4. Tundra Forest
    5. Show Answer
      Answer: A
      Explanation:
      • N/A
  8. The 'World Forestry Day' celebrated on:
    1. 21-Mar
    2. 21-Apr
    3. 21-May
    4. 21-Jun
    5. Show Answer
      Answer: A
      Explanation:
      • N/A
  9. The world land area consists of forests is:
    1. 25%
    2. 30%
    3. 31%
    4. 33%
    5. Show Answer
      Answer: C
      Explanation:
      • N/A
  10. A species restricted to a given area is:
    1. Endemic Species
    2. Sympatric Species
    3. Allopatric Species
    4. Sibling Species
    5. Show Answer
      Answer: A
      Explanation:
      • N/A

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