Free tnpsc model questions Online Test - MeritNotes

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No. of Questions :10
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1. Biosphere reserves are areas to preserve
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
2. Which one of the following is not included under the basic component of the environment?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
3. Oxygen carrying capacity of blood is reduced by
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
4. The solid outer portion of the earth containing soil and rock is called
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
5. The cycling of elements in an ecosystem is called
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
6. Water pollution is caused due to
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
7. The annual rainfall in Tropical deciduous forest is
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
8. In a food chain, the stable energy utilized by plants is only
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
9. Which of the following is the most important factor responsible for decline of biodiversity?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
10. Which of the following is a fuel tree
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
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