EASY

Earn 100

${SO}_{2}$ causes

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Important Questions on Environmental Chemistry

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

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.

(d) It is not harmful for trees

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The pH of rain water is approximately:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

Rain water is called acid rain when its

pH

;

MEDIUM

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

Assertion: Ozone is destroyed by

C F C s

in the upper stratosphere.
Reason: Ozone holes increase the amount of

U V

radiation reaching the earth.

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

Match the following.

	Column $i$		Column $ii$
A	${SO}_{2}$	$I$	Photochemical smog
B	PAN	$II$	Acid rain
C	Smoke	$III$	Stratospheric pollutant
D	${CF}_{2} {Cl}_{2}$	$IV$	Particulate

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The primary pollutant that leads to photochemical smog is:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

Assertion: Nitrogen and Oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen.

Reason: The reaction between nitrogen and oxygen requires high temperature.

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The regions of the atmosphere, where clouds form and where we live, respectively, are:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The layer of atmosphere between

10 k m

50 k m

above the sea level is called as:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The gas released during anaerobic degradation of vegetation may lead to:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The correct set of species responsible for the photochemical smog is:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The satements that are TRUE:
(A) Methane leads to both global warming and photochemical smog
(B) Methane is generated from paddy fields
(C) Methane is a stronger global warming gas than ${CO}_{2}$
(D) Methane is a part of reducing smog

Choose the most appropriate answer from the options given below:

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The consequence of global warming may be the following

MEDIUM

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

We are surrounded by smoke. Is this situation good for our health ? Give reason.

MEDIUM

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution

The reaction that is not involved in the ozone layer depletion mechanism in the stratosphere is

EASY

Chemistry>Inorganic Chemistry>Environmental Chemistry>Atmospheric Pollution