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IASbaba’s Daily Prelims Test [Day 12]

  • IAS baba
  • June 29, 2015
  • 17
IASbaba's Daily Prelims Test, Prelims 2015, UPSC
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 IASbaba’s Daily Prelims Test [Day 12]

 

Topic- Environment

1. Consider the following statements

  1. The percentage of Open forest in India is more than Moderately Dense forest
  2. Area covered under Plantation is more than very Dense forest
  3. Shifting Cultivation has increased over the years and shares more land use as compared to Non-Forestry Plantation.

Select the correct code-

  1. 1, 2 and 3
  2. 2 and 3
  3. 1 and 3
  4. None

 

2. Soil erosion is one of the major reasons for depleting forest covers of India. Consider the following statements w.r.t this-

  1. Excessive erosion of bottom soil reduces both the fertility and water holding capacity of the soil.
  2. Major part of Indian forest cover has undergone heavy soil erosion amounting almost 30% of Recorded Forest Area.

Select the correct code-

  1. Only 1
  2. Only 2
  3. Both
  4. None

 

3. Which of the following is/are artificial methods of ‘Forest Regeneration’?

  1. Taungya System
  2. Silviculture System

Select the correct code-

  1. Only 1
  2. Only 2
  3. Both
  4. None

 

4. Consider the statements regarding ‘Coral bleaching’

  1. It is the loss of zooxanthellae through either expulsion or loss of algal pigmentation.
  2. It happens due to increase in ocean temperature
  3. All the corals undergoing bleaching are dead corals

Select the correct code-

  1. 1 and 3
  2. Only 2
  3. Only 1
  4. 2 and 3

  

5. Rhodiola has been a significant herb of research interests among the scientist all over the world. Consider the statements w.r.t Rhodiola

  1. It has immunomodulatory, adaptogenic and radio-protecting abilities.
  2. The root part is used by local people as vegetables
  3. It is found in cold regions of the world

Which of the following statements is /are correct

  1. 1, 2, and 3
  2. 1 and 2
  3. Only 3
  4. 1 and 3

 

6. Consider the statement below

Germany is investing in an emission reduction project in India as an alternative to reducing emissions domestically. It will be called as-

  1. Joint Implementation
  2. Clean Development Mechanism
  3. Certified Emission Reduction Credits
  4. None

 

7. Identify the correct statement

  1. The Bio-safety protocol deals with genetically modified organism
  2. The Bio-safety protocol is also called as Nagoya Protocol
  3. Both Nagoya and Cartagena Protocol deals with genetic resources

Select the correct code

  1. 1 and 2
  2. 2 and 3
  3. 1, 2 and 3
  4. 1 and 3

 

8. The formation of ozone hole in the Antarctica region has been a cause of concern. What could be the reason for the formation of this hole?

  1. Presence of prominent tropospheric turbulence and inflow of chlorofluorocarbons
  2. Presence of prominent polar front and stratospheric clouds and inflow of chlorofluorocarbons.
  3. Absence of polar front and stratospheric clouds and inflow of chlorofluorocarbons.
  4. Increased temperature of polar region due to global warming

 

9. Consider the following statements regarding Bio-asphalt

  1. It is eco-friendly to use bio-asphalt for surfacing of the roads
  2. Unlike traditional asphalts, bio-asphalts is not based on fossil fuels.
  3. Bio-asphalt can be made from organic waste materials.
  4. Bio-asphalt can be made from non-renewable resources

Select the correct code-

  1. 1, 3 and 4
  2. 2, 3 and 4
  3. 1, 2 and 3
  4. All

 

10.Which bacterial strain, developed from natural isolates by genetic manipulations, can be used for treating oil spills?

  1. Agrobacterium
  2. Clostridium
  3. Nitrosomonas
  4. Pseudomonas

 

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