The blue colour of clear sky is due to_______________...? Mcqs

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The blue colour of clear sky is due to_______________...?

(A) Reflection of light
(B) Refraction of light

(C) Diffraction of light
(D) Dispersion of light

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In the human body, the lungs remove which gas from the blood...?

(A) Nitrogen
(B) Hydrogen

(C) Carbon Dioxide
(D) Argon

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According to which law gas is directly proportional to temperature...?

(A) Charles Law
(B) Boyles Law

(C) Grams Law
(D) Dalton’s Law

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A substance that can donate a pair of electron to form coordinate covalent bond...?

(A) Lewis acid
(B) Lewis base

(C) Bronsted—Lowery acid
(D) Bronsted-Lowery base

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In the electricity meter the digit to the extreme right is___________...?

(A) 1/5th of the unit
(B) 1/100 of the unit

(C) 1/10th of the unit
(D) 1/1000th of the unit

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Which of the following performs its function by converting electrical energy into motion...?

(A) An electric motor
(B) An electric bulb

(C) An electric iron
(D) None

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Material for rain-proof coats and tents owe their water proof properties to ________...?

(A) Surface tension
(B) Viscosity

(C) Specific gravity
(D) Elasticity

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Example of gas having monoatomic molecules is ___________ ...?

(A) Nitrogen
(B) Nydrogen

(C) Neon and argon
(D) Oxygen and nitrogen

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The red blood cells originate in the ____________...?

(A) Brain
(B) Muscles

(C) Ligaments
(D) Bone Marrow

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Inhaled air passes through which of the following in the last...?

(A) Bronchiole
(B) Larynx

(C) Pharynx
(D) Trachea

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