____________ contains 75–80 % of the mass of the atmosphere....? Mcqs

Latest MCQs

____________ contains 75–80 % of the mass of the atmosphere....?

(A) Stratosphere
(B) Mesosphere

(C) Thermosphere
(D) Troposphere

Latest MCQs

Who was the first to measure the earth’s circumference...?

(A) Eratosthenes
(B) Galileo

(C) Copenicus
(D) Ptolemy

Latest MCQs

Which isotope is used to determine the accumulation rates of pollutants in layers of soil...?

(A) Phosphorus - 32
(B) Carbon - 14

(C) Lead - 210
(D) Nitrogen - 15

Latest MCQs

Bore is caused by______...?

(A) Rising tide while meeting river currents
(B) Friction from prevailing winds

(C) Spring tide and strong winds
(D) Unequal heating of oceans

Latest MCQs

What is the main function of enzymes in the body...?

(A) Providing energy
(B) Catalyzing chemical reactions

(C) Storing genetic information
(D) Transporting molecules

Latest MCQs

Dioptre is used to measure...?

(A) optical power
(B) luminous intensity

(C) power
(D) distance of heavenly bodies

Latest MCQs

In human body there are_________________kinds of bones...?

(A) 3
(B) 4

(C) 5
(D) 6

Latest MCQs

Organisms that eat all the dead and waste products of producers and consumers are called...?

(A) Producers
(B) Consumers

(C) Decomposers
(D) None

Latest MCQs

Chemical used to kill rats and mice are ...?

(A) Insecticides
(B) Rodenticides

(C) Fungicides
(D) Herbicides

Latest MCQs

The Reason for a Swimming Pool to appear Less Deep than the actual depth is__________...?

(A) Refraction
(B) Light scattering

(C) Reflection
(D) Interference

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