Chapter 8, Problem 3STP

To determine

To Choose: The correct option.

Answer to Problem 3STP

Option C

Explanation of Solution

Introduction:

Introduction of any unwanted foreign material into the environment that may change the physical, chemical or biological property of the environment is known as pollution. This unwanted foreign material is known as pollutant.

The compost is an organic material that is used in the field of agriculture. Thus, compost does not contaminate the environment. Hence, the option (A) is incorrect.

Development is used for other purpose it does not contaminate the environment, Hence, the option (B) is incorrect.

The groundwater is used for drinking and other purpose. It also does not contaminate the environment. Hence, the option (D) is incorrect.

Some examples of the pollutants are carbon monoxide, carbon dioxide, particulate matter, etc.

The groundwater, development and compost do not contaminate the environment. Hence, the option (C) is correct.

Conclusion:

Thus, the correct option is C.