Which metal is non toxic in nature...? Mcqs

Latest MCQs

Which metal is non toxic in nature...?

(A) Silver
(B) Iron

(C) Copper
(D) Gold

Latest MCQs

The only source of energy on earth is ____...?

(A) Moon
(B) Star

(C) Water
(D) Sun

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Amnesia is related to:__________...?

(A) Sleeping sickness
(B) Loss of sight

(C) Loss of hearing
(D) Loss of memory

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For which system does the equilibrium constant, Kc has units of concentration....?

(A) N2(g) + 3H2(g) ⇌ 2NH3(g)
(B) N2(g) + 02(g) ⇌ 2NO

(C) H2(g) +12(g) ⇌ 2HI(g)
(D) CO2(g) + H3(g) ⇌ CO + H2O(l)

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The speed of sound is minimum in _____...?

(A) Solids
(B) Liquids

(C) Gases
(D) Plasma

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The maize seed is surrounded by a seed coat and it has an opening called...?

(A) Micropyle
(B) Embryo

(C) Endosperm
(D) None

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Where do the Prime Meridian and the equator intersect each other point...?

(A) Arabian Peninsula
(B) Malacca Strait

(C) Gulf of Guinea
(D) All of These

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In context of environment, the term “dirty dozen” refers to _____...?

(A) 12 most harmful greenhouse gases
(B) 12 ozone depleting substances

(C) 12 persistent organic pollutants
(D) None of the above

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The material that comes out of a volcano at the time of eruption is:...?

(A) Solid, liquid, gaseous
(B) Solid and liquid

(C) Solid and gaseous
(D) None of these

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Which law states that “equal volumes of all gases, at the same temperature and pressure, have the same number of molecules...?

(A) Boyle’s law
(B) Charles’ law

(C) Gay-Lussac’s law
(D) Avogadro’s law

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