MCQ on Class 12 Biology Chapter 16 Environmental Issues with Answers

We have compiled the MCQ Questions for Class 12 Biology Chapter 16 Environmental Issues with Answers Pdf free download covering the entire syllabus for NEET and Boards. Practice MCQ Questions for Class 12 Biology with Answers on a daily basis and score well in exams. Refer to the Environmental Issues Class 12 MCQs Quiz Questions with Answers here along with a detailed explanation.

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Environmental Issues Class 12 MCQs Questions with Answers

MCQ Questions for Class 12 Biology Chapter 16 Environmental Issues with Answers

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1. The Chipko movement was launched for protection of_________

 
 
 
 

2. The dB is a standard abbreviation used for the quantitative expression of:

 
 
 
 

3. Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of_________

 
 
 
 

4. Rain is called acid rain, its pH is below:

 
 
 
 

5. The powder of recycled modified plastic is called

 
 
 
 

6. Presence of large amount of nutrients in water cause excessive growth of

 
 
 
 

7. Natural air pollutant are:

 
 
 
 

8. Common indicator organism of water pollution is:

 
 
 
 

9. Global warming can be controlled by__________

 
 
 
 

10. Bhopal gas tragedy of 1884 took place because methyl isocyanate reacted with:

 
 
 
 

11.  In an area where DDT had been used extensively, the bird population declined significantly due to_________

 
 
 
 

12. BOD in river water_________

 
 
 
 

13. Nutrient enrichment of water bodies causes:

 
 
 
 

14. The agents that bring undesirable changes in the environment arc called

 
 
 
 

15. Which metal inactivates a catalytic converter?

 
 
 
 

16.  A river with inflow of domestic sewage rich in organic waste may result__________

 
 
 
 

17. Acid Rain comes under which type of pollution?

 
 
 
 

18. DDT can cause

 
 
 
 

19. Act formulated in 1996 was:

 
 
 
 

20. The greenhouse gases are

 
 
 
 

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