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-_________...? Mcqs

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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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Following are the constituent of polluted air cause of Acid rain except...?

(A) Argon
(B) Nitrogen

(C) Sulphur dioxide
(D) Oxygen

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Serum if blood plasma minus its...?

(A) Calcium ions
(B) Clotting proteins

(C) Globulins
(D) none

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Light reaches us from the Sun is about 8 minutes and from Sirius in about _____...?

(A) 8 minutes
(B) 8 days

(C) 8 months
(D) 8 years

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If order and corresponding element of the matrices are same then matrices are said to be...?

(A) scalar
(B) diagonal

(C) equal
(D) rectangular

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Sugar dissolution in water, actually represents solute and solvent combination of _____...?

(A) Solid solid solution
(B) Liquid liquid solution

(C) Gas liquid solution
(D) Solid liquid solution

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Which group of compounds constitute carbohydrates...?

(A) Sugar and proteins
(B) Starch and proteins

(C) Starch and sugar
(D) None of these

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A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to____________...?

(A) Prop him up if he falls
(B) Spread out his weight and reduce the pressure on the rope

(C) Add extra weight to keep the rope tightly stretched
(D) To keep the centre of gravity always vertically above the rope

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Why the colour of the Ocean appears blue...?

(A) Because the sunlight falling on it is scattered.
(B) Because the sunlight falling on it is absorbed.

(C) Because the sunlight falling on it is refracted.
(D) Because the sunlight falling on it is reflected.

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Rate of evaporation of petrol is greater than that of water at room temperature because:...?

(A) petrol molecules do not have any hydrogen bond
(B) petrol is an organic compound

(C) water molecules have small size
(D) petrol molecules have greater size

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