Composition of Ozone layer...?

PPSC Past Papers

Latest MCQs

Composition of Ozone layer...?

(A) O1

(B) O2

(C) O3

(D) O4

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

_________ contains ozone layer....?

(A) Thermosphere

(B) Exosphere

(C) Lithosphere

(D) Stratosphere

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The hard, solid rocks, whose composition or texture has been changed by heat or pressure in the Earth are called____________...?

(A) Sedimentary rocks

(B) Metamorphic rocks

(C) Igneous rocks

(D) All of the above

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

In the Composition of the earth, Aluminum is _______________...?

(A) 27.5%

(B) 20.3%

(C) 14.5%

(D) 8.23%

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

The depletion of ozone layer has been caused mainly by _____...?

(A) The release of industrial waste

(B) The deforestation of large area land

(C) The release of chlorofluorocarbons into the atmosphere

(D) None of these

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

__________ contains the ozone layer....?

(A) Troposphere

(B) Stratosphere

(C) Mesosphere

(D) Ionosphere

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Which of the following gas mainly responsible for ozone layer depletion...?

(A) Chlorofluorocarbon

(B) CO2

(C) Nitrogen oxide

(D) Sulphur dioxide

Comments

Source: This question is taken from the Everyday Science

Composition of Ozone layer...? Mcqs

PPSC Past Papers