Biology Question Bank – 20 Short Questions With Answers on “Environmental Issues”
20 Questions with Answers and Explanations on “Environmental Issues” for Biology Students: Image Source: quotationof.comQ. 1. Define the term pollution. Ans. Any undesirable change in physical, chemical and biological characteristics of air, land, water or soil is called pollution. ADVERTISEMENTS: Q. 2. What are pollutants? Ans. Substances that bring about changes in the environment are called pollutants.Q. 3. Which act has been passed by Government of India to protect and improve the quality of our environment? ADVERTISEMENTS: Ans. Environment (Protection) Act, 1986.Q. 4. Name the device used to remove sulphur dioxide from gases?Ans. Scrubber.Q. 5. Which size particulate are harmful to human? ADVERTISEMENTS: Ans. Particulate size 2.5 micrometer or less.Q. 6. How can the industrial noise be reduced?Ans. The industrial noise can be reduced by use of sound absorbents and…