Question

Pollution may be defined as: a. The
contamination of the environment
b. In a way that creates hazards to health
C. An unfavourable alteration of the natural
composition of substances
d. Is irreversible
PRN: 1211719002554, NOTE: SCREENSHOT
PROHIBITED
A А.
a, b, c
B
b, c, d​

Answer 1

The correct code is A. a,b,c

What is pollution?

As it is provided in the options

• a. pollution is defined as the contamination of the environment.

• b. In a way that creates hazards to health.

• c. An unfavourable alteration of the natural composition of substances.

Therefore, option A. (a,b,c) is correct

Explanation for incorrect options

• B. (b, c, d), C. (a,c,d), D. (a,b,d) can not be correct because all of them have d. Is irreversible in them.

• Since, not every type of pollution is irreversible. Therefore, B, C, and D are incorrect.

The correct question is

Pollution may be defined as:

a. The contamination of the environment

b. In a way that creates hazards to health

c. An unfavourable alteration of the natural composition of substances

d. Is irreversible

Codes

A. a,b,c

B. b, c, d

C. a,c,d

D. a,b,d