What is the third most common gas found in the air we breathe ________ ...? Mcqs

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What is the third most common gas found in the air we breathe ________ ...?

(A) Hydrogen
(B) Neon

(C) Carbondioxide
(D) Argon

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Matter exists in______ states....?

(A) One
(B) Three

(C) Five
(D) None of these

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How many colors are there in Rainbow ...?

(A) 2
(B) 4

(C) 5
(D) 7

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What is the name of the Active asteroid discovered near Jupiter...?

(A) 2019 Jup1036
(B) 2019 JR10A

(C) 2019 LD2
(D) 2019 AA1

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Which law states that the rate of the effusion of a gas is inversely proportional to the square root of its density...?

(A) Graham’s Law
(B) Gay-Lussac’s law

(C) Boyle’s law
(D) None of these

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The transfer of food material from producers through some organisms with repeated eating and being eaten is called...?

(A) Food pyramid
(B) Food chain

(C) Food web
(D) Ecological pyramid

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The top atmosphere of the Earth directly reflects back into space nearly what part of the total amount of sun’s energy coming to it...?

(A) 10%
(B) 20%

(C) 30%
(D) 50%

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Problem solving approach of biology and other sciences called...?

(A) Logical Method
(B) Analytical Method

(C) Scientific Method
(D) Experimental Method

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How many bones in each hand...?

(A) 26
(B) 27

(C) 28
(D) 30

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Disolved oxygen (DO) in water should be...?

(A) 400 to 800 ppm
(B) 4000 to 8000 ppm

(C) 0.4 to 0.5 ppm
(D) 4 to 5 ppm

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