Human beings use _______ liters of pure oxygen per day....? Mcqs

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Human beings use _______ liters of pure oxygen per day....?

(A) 550
(B) 2500

(C) 1,050
(D) 10,000

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Sodium carbonate is produced by____________...?

(A) haber process
(B) Amonia solvay process

(C) decons process
(D) lead chamber process

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The study of rearing fine and intelligent human beings through genetics is called__________...?

(A) Eugenics
(B) Biotechnology

(C) Cloning
(D) Geneology

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The process in which solid directly changes to gas is called...?

(A) Distillation
(B) Filtration

(C) Sublimation
(D) Crystallization

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What is the Molecular Formula for Glucose _______ ...?

(A) C4H10O6
(B) C5H11O6

(C) C6H12O6
(D) S6H12O6

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Which among the following is the correct sequence of the various layers of the Atmosphere from the Earth’s surface...?

(A) Ionosphere, Mesosphere, Stratosphere, Troposphere
(B) Mesosphere, Stratosphere, Ionosphere, Troposphere

(C) Troposphere, Stratosphere, Mesosphere, Ionosphere
(D) Troposphere, Ionosphere, Stratosphere, Mesosphere

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Farad is the unit of___________...?

(A) inductance
(B) voltage

(C) capacitance
(D) None of these

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In plants, the cell wall is composed mainly of strong fibers of ____...?

(A) Cellulose
(B) Starch

(C) Proteins
(D) Lipids

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When an object is placed far away from the concave mirror its image will be...?

(A) Real
(B) Inverted

(C) Smaller in size than the object
(D) All of these

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In a very low temperature which from the following will freeze at last...?

(A) River water
(B) Canal water

(C) Sea water
(D) Water in a lake

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