Which acid is not present in acid rain?
$\mathrm{A}: {\mathrm{HNO}}_3, \mathrm{B}: {\mathrm{H}}_2{\mathrm{SO}}_3, \mathrm{C}: {\mathrm{H}}_2{\mathrm{SO}}_4, \mathrm{D}. {\mathrm{CH}}_3\mathrm{COOH}, \mathrm{E}. {\mathrm{H}}_2{\mathrm{CO}}_3, \mathrm{F}: \mathrm{HCl}$

(Enter your correct answer as $\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}, \mathrm{E}$ or $\mathrm{F}$)

Give suitable biological reasons for the given statement:

The incorrect statement(s) among (a) – (d) regarding acid rain is (are):

a) It can corrode water pipes

(b) It can damage structures made up of stone.

(c) It cannot cause respiratory ailments in animals

(d) It is not harmful for trees

Assertion: Acid rain is harmful to agriculture, trees, and plants.

Reason: Acid rain dissolves and washes away nutrients need for the growth of agriculture, trees, and plants.

Statues and monuments in India are affected by acid rain. How?

Represent the union of two sets by Venn diagram for each of the following.

$X=\{x | x$ is a prime number between $80$ and $100\}$

$Y=\{y | y$ is an odd number between $90$ and $100\}$

What is ‘Acid Rain’? What are its harmful effects? Or What is the cause of acid rain? How is it harmful to the environment?