Laughing gas has chemical composition of following two elements ...? Mcqs

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Laughing gas has chemical composition of following two elements ...?

(A) Nitrogen + Hydrogen
(B) Nitrogen + Carbon

(C) Nitrogen + Oxygen
(D) Oxygen + Carbon

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In your body where is the Macula located...?

(A) Knee center of leg
(B) Eye center of Retina

(C) Brain center of Cerebrum
(D) None of these

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Water is a...?

(A) Compound
(B) Mixture

(C) Solution
(D) Element

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Which is the purest form of water...?

(A) Rain water
(B) Heavy water

(C) Tap water
(D) None of these

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The cooling fins at the back of refrigerator are made of black and rough surface because ____...?

(A) They are good conductors of heat
(B) They are good radiators of heat

(C) They are good insulators of heat
(D) They are not important for heat transfer

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The Planet which revolves slowly around the Sun is__________...?

(A) Mercury
(B) Mars

(C) Earth
(D) Neptune

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Each mole of glucose produce maximum energy i.e ______...?

(A) 2527 Kj
(B) 2627 Kj

(C) 2727 Kj
(D) 2827 Kj

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Air Conditioning Controls:___________...?

(A) Circulation of the Air
(B) Humidity

(C) Temperature
(D) All of The Above

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The moon's surface is also covered with a layer of fine dust called...?

(A) Regolith
(B) Gegolith

(C) Megolith
(D) Pegolith

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The biggest planet in solar system is ______ and having _____ moons...?

(A) Uranus , Sixteen
(B) Jupiter, Seventy-nine

(C) Saturn, Sixteen
(D) Uranus, two

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