
Which of the following is considered as major source of pollution in rivers of India?


Important Questions on People, Development and Environment


Consider the following statements regarding 'Green Muffler'
I. It is a technology for reducing pollution.
II. It is a method of afforestation.
III. It is the plantation along roadsides to reduce noise pollution.
IV. It is a process of reduce vibration.
Which of the above statements is/are correct?


Consider the following statements.
I. Sulphur dioxide is not responsible for acid rain.
II. SO, and NO pollutants are responsible for bronchitis.
III. Electrostatic precipitators method is used to control pollutants of particulate nature.
Which of the above statements is/are correct?

Assertion (A): In urban areas, smog episodes occur frequently in winters.
Reason (R): In winters, a lot of biomass is burnt by people for heating purpose or to keep themselves warm.
Choose the correct answer from the code given below:


(a) Agriculture as micro-nutrient.
(b) Wasteland development.
(c) Dam and water holding structures.
(d) Brick industry.
Choose the correct answer from the code given below:
