Question

1.the damage caused by pollution might be irreversible:
a. true
b. False
2. The ecosystem
a. can always Cope with pollutants
b. may not always be able to Cope with pollution
3. pollution
a. is always caused by humana
b. may sometimes be caused by natural disasters.

Answer 1

Answers:

1 - A;
2 - B;
3 - B

Answer 2

1-a true
2-b may not always be able to cope with pollution
3-b may sometimes be caused by natural disasters