The audible range of normal human ear is ____...? Mcqs

Latest MCQs

The audible range of normal human ear is ____...?

(A) 16 Hz to 20kHz
(B) 10 Hz to 31kHz

(C) 67 Hz to 45kHz
(D) 20 Hz to 20kHz

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Monsoon is caused by____________________...?

(A) Seasonal reversal of winds
(B) Revolution of earth

(C) Movement of clouds
(D) Rise in temperature

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The power of combining of an atom with other atoms to form molecules or compounds is called...?

(A) Atomic Mass
(B) Valency

(C) Electronegativity
(D) Ionization Energy

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The distance between Earth and Sun is greatest during ____________...?

(A) Apehelion
(B) Astronomical

(C) Lopsided
(D) Astronomi

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In an atom, the nucleus when compared to the extra-nuclear part, is _____...?

(A) More significant in volume and heavier in mass
(B) Smaller in volume and lighter in mass

(C) Smaller in volume but heavier in mass
(D) More significant in volume but lighter in mass

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For burning, which agent is necessary...?

(A) Oxygen
(B) Hydrogen

(C) Carbon
(D) Fire

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Sputnik-1 was the first manmade spacecraft, which was launched on October 4, 1957 by the ____...?

(A) Soviet Union
(B) United States of America

(C) China
(D) Great Britain

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Which gas was discovered on the sun about 151 years ago during total solar eclipse...?

(A) Hydrogen
(B) Helium

(C) Nitrogen
(D) Flourine

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Which of the following substances contain disease producing pathogens in the weakened form...?

(A) Vaccines
(B) Antibiotics

(C) Antibodies
(D) Plasmids

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Which one of the following incorrectly shows the types of vertebrates through its examples...?

(A) Reptile → Snake
(B) Bird → Ostrich

(C) Amphibian → Toad
(D) Mammal → Shark

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