Which is the purest form of water...? Mcqs

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Latest MCQs

Which is the purest form of water...?

(A) Rain water
(B) Heavy water

(C) Tap water
(D) None of these

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Latest MCQs

In a liquid, some energetic molecules break free from the surface even when the liquid is too cold for bubbles to form. What is the name of this process...?

(A) Boiling
(B) Condensation

(C) Convection
(D) Evaporation

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A piece of matter in pure form is termed as ______...?

(A) Redical
(B) Mixture

(C) Compound
(D) Substance

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Latest MCQs

Which one of the following tablets are used for water purification...?

(A) Aspirin
(B) Antibiotic

(C) Vitamin C
(D) Halazone

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Latest MCQs

A method of removing suspended sand particles and insoluble physical impurities from water is known as...?

(A) Sedimentation
(B) Filtration

(C) Distillation
(D) Chlorination

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Latest MCQs

Water present in watermelon...?

(A) 92%
(B) 93%

(C) 94%
(D) 95%

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Which of the following ethical issues form the foremost part of the Hippocratic Oath...?

(A) Confidentiality
(B) Plagiarism

(C) Advertising
(D) Doctor's rights

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Which of the following are lightest form of matter...?

(A) Solid
(B) Liquid

(C) Gases
(D) Plasma

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Which is used to remove dissolved physical and chemical impurities from water is called ____...?

(A) Distillation
(B) Chlorination

(C) Filtration
(D) Sedimentation

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Loss of internal water of plant in the form of vapours from aerial parts of plants is called...?

(A) Evaporation
(B) Respiration

(C) Transpiration
(D) Photosynthesis

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The process of vaporizing a solid substance and condensing the vapours to form the solid directly is known as...?

(A) Distillation
(B) Sublimation

(C) Filtration
(D) Crystallization

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As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what...?

(A) “coma” around the comet’s nucleus and a long tail that points away from the sun
(B) “coma” that points away from the sun and a long tail around the comet’s nucleus

(C) Only “coma” around the comet’s nucleus
(D) Only a long tail that points away from the sun

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