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

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

(A) Chlorofluorocarbon
(B) CO2

(C) Nitrogen oxide
(D) Sulphur dioxide

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Latest MCQs

The chemical formula for methane gas is...?

(A) CH8
(B) CH6

(C) CH4
(D) CH2

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First controlled fission of an atom was carried out in ________ on 1938....?

(A) U.S
(B) Germany

(C) Russia
(D) U.K

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The Lunar eclipse occurs when:...?

(A) Moon is b/w the earth and the sun
(B) Earth is b/w the sun and the moon

(C) Sun is b/w the earth and the moon
(D) Earth is at right angles to the direction of the sun and the moon

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Which part of the brain controls the Pituitary Gland...?

(A) Hindbrain
(B) Hypothalamus

(C) Hippocampus
(D) Midbrain

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Which cell component is a jelly-like substance that contains many chemicals and facilitates chemical reactions...?

(A) Nucleus
(B) Cell Wall

(C) Cytoplasm
(D) Cell Membrane

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Intrinsic Semi-conductor is also known as__________...?

(A) Impure-Conductor
(B) Pure-Conductor

(C) Simple Conductor
(D) None of these

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Who invented the Hot Air Balloon...?

(A) Davy
(B) Montgolfier

(C) Edison
(D) Jarvik

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What are considered the building blocks of matter...?

(A) Molecules
(B) Protons

(C) Elements
(D) Atoms

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The pH scale is a measure of the acidity or alkalinity of a solution, and it ranges between ____...?

(A) 1 - 10
(B) 1 - 14

(C) 5 - 15
(D) 0 - 12

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