Sound travels about ___________times faster in water than in air....? Mcqs

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Sound travels about ___________times faster in water than in air....?

(A) 2
(B) 3

(C) 4
(D) 5

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Latest MCQs

Which mineral is essential for building bones and teeth, muscle functioning and blood clotting...?

(A) Calcium
(B) Magnesium

(C) Iron
(D) Sodium

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When an acid reacts with a metal, which one of the following gas is usually liberated...?

(A) Ammonia Gas
(B) Chlorine

(C) Oxygen
(D) Hydrogen gas

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Who discovered blood circulation...?

(A) Carl Linnaeus
(B) Francis Crik

(C) Robert. Brown
(D) William Harvey

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Bacteria that are used in producing transgenic plants, such as golden rice, is:...?

(A) E. coli
(B) Mycobacterium

(C) Xanthomonas
(D) Agrobacterium tumefaciens

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The speed of the sound in diamond is _____...?

(A) 6000 m/s
(B) 12000 m/s

(C) 9000 m/s
(D) 15000 m/s

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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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An instrument to detect the purity of milk is____________...?

(A) Lactometer
(B) Hygrometer

(C) Manometer
(D) Sonometer

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Trachoma is a disease of the___________...?

(A) Liver
(B) Eyes

(C) Lungs
(D) Kidneys

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Ozone is a gas found in the layer...?

(A) Troposphere
(B) Mesosphere

(C) Stratosphere
(D) Exosphere

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