How many layers does the earth have...? Mcqs

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How many layers does the earth have...?

(A) 1
(B) 2

(C) 3
(D) 4

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Latest MCQs

The solar wind is a stream of charged particles mostly...?

(A) protons and electrons; flows out from the sun
(B) electrons; flows out from the sun

(C) protons; flows out from the sun
(D) protons and electrons; revolves around the sun

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Never connect ohm meter on ___ circuits ....?

(A) Open
(B) short

(C) Live
(D) Inductive

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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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The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called ___________...?

(A) Aphelion
(B) Perihelion

(C) Perigee
(D) Apogee

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Halley’s Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years. It last appeared in the inner parts of the Solar System in 1986 and will next appear in mid-_________...?

(A) 2065
(B) 2061

(C) 2040
(D) None of These

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Which mineral builds red blood cells and it is also involved in the building of bones...?

(A) Magnesium
(B) Sodium

(C) Copper
(D) Iodine

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Which of these is a micronutrient of plants...?

(A) Oxygen
(B) Nitrogen

(C) Boron
(D) Carbon

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What amount of fats give energy of 9.3 K Calories...?

(A) 0.5 gram
(B) 1.0 gram

(C) 2.0 gram
(D) 4.1 gram

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Which amongst the following cannot pass through vacuum...?

(A) Light
(B) Radiation

(C) Sound
(D) None of These

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