How much percentage of water on the earth is saltwater...? Mcqs

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How much percentage of water on the earth is saltwater...?

(A) 90%
(B) 95%

(C) 98.5%
(D) 97.5%

Latest MCQs

Solar energy is radiated in the form of...?

(A) Transverse wave
(B) Electromagnetic waves

(C) Infrared wave
(D) None of these

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What happens when two same poles of magnets are brought close to each other...?

(A) They attract
(B) They make an electric current flow

(C) They repel
(D) None

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The amount of energy in wheat is__________...?

(A) 100 K Calories/100 gram
(B) 245 K Calories/100 gram

(C) 348 K Calories/100 gram
(D) 490 K Calories/100 gram

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Which gas among the following is responsible for global warming due to the greenhouse effect...?

(A) Oxygen (O2)
(B) Nitrogen (N2)

(C) Carbon Dioxide (CO2)
(D) Helium (He)

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The speed of sound is minimum in _____...?

(A) Solids
(B) Liquids

(C) Gases
(D) Plasma

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Crude Oil is heated in the furnace up to _________...?

(A) 300°C
(B) 350°C

(C) 400°C
(D) 450°C

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What is the body temperature of a normal man...?

(A) 81.1 °C
(B) 37.0 °C

(C) 98.6 °C
(D) 21.7 °C

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Clinical Thermometer has a range of...?

(A) 35°C to 42°C
(B) 20°C to 50°C

(C) 30°C to 60°C
(D) 50°C to 70°C

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Who discovered the Polio Vaccine...?

(A) Jonas Salk
(B) Jaber Ibn Hayan

(C) Selman Waksman
(D) None of these

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