The most abundant metal in the earth's crust is:...? Mcqs

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The most abundant metal in the earth's crust is:...?

(A) Zinc
(B) Copper

(C) Aluminum
(D) Iron

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Which is the first element in the periodic table...?

(A) Hydrogen
(B) Helium

(C) Nitrogen
(D) Carbon

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The reaction between an acid and a base to form:...?

(A) Salt & Water
(B) Acid solution

(C) Base solution
(D) Water

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A matter can exist in which of the following forms:...?

(A) Liquid
(B) Solid

(C) Gas
(D) All of these

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When a gas turns into a liquid the process is called:...?

(A) Condensation
(B) Evaporation

(C) Deposition
(D) Sulimation

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Composition of Alchemy is written by...?

(A) Ibn Al Haithem
(B) Jabir Bin Hayan

(C) Ibn Rushd
(D) Nasir Al Din

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It is not advisable to sleep under a tree at night because of the release of:...?

(A) more oxygen
(B) less oxygen

(C) Carbon dioxide
(D) Carbon monoxide

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The process by which a substance absorbs moisture upon exposure to atmosphere is called:...?

(A) Deliquescence
(B) Efflorescence

(C) Dehydrogenation
(D) Desalination

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CU is the symbol of which element of the periodic table:...?

(A) Chromium
(B) Copper

(C) Carbon
(D) None of these

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The process of emoving water in the form of vapour from theleaves is called:...?

(A) Nutrition
(B) Respiration

(C) Perspiratin
(D) Transpiration

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