Free tnpsc model questions Online Test - MeritNotes

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1. Ozone Methane
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
2. Coral reefs are abundant in
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
3. Global warming is caused by
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
4. Producers are
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
5. An example for endangered species is
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
6. The network of large number of food chains existing in the given set of organisms is called
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
7. ____ is an example for biotic component.
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
8. Rainfall is between 100 – 200cm in
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
9. Xerophilous plants occur in
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
10. Which of the following gas causes heart diseases?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
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