Question

1. What is a pollutant?​

Answer 1

Answer:

a substance that pollutes air, rivers, etc.

प्रदूषक पदार्थ (वायु, नदियों आदि को प्रदूषित करने वाला पदार्थ)

Explanation:

A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource. A pollutant may cause long- or short-term damage by changing the growth rate of plant or animal species, or by interfering with human amenities, comfort, health, or property values. Some pollutants are biodegradable and therefore will not persist in the environment in the long term. However, the degradation products of some pollutants are themselves polluting such as the products DDE and DDD produced from the degradation of DDT.

Answer 2

Answer:

The harmful substances that polutes environment is called pollution.

Explanation:

Hope it helps!