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Everyday Science 2124 MCQs [All-Courses]

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Our content covers Physics, Chemistry, Biology, Environment, Human Body, Inventions, Scientific Laws, and daily-life science concepts.
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The second most abundant metal found in the earth’s crust is_____________?

A Silicon

B Aluminium

C Calcium

D Sodium

Review Detailed Answer

Correct Answer: Silicon

The gases which are used by drivers as an artificial atmosphere are helium and_____________?

A Nitrogen

B Oxygen

C Neon

D Carbon monoxide

Review Detailed Answer

Correct Answer: Oxygen

Air contains volume of carbon dioxide approximately?

A 3%

B 33%

C 0.3%

D 0.03%

Review Detailed Answer

Correct Answer: 3%

Nitrogen occurs in plant and animals in the form of ___________?

A Minerals

B Fats

C Carbohydrates

D Proteins

Review Detailed Answer

Correct Answer: Proteins

As the temperature of ice rises, the ice melts and its density?

A Decreases

B Remain constant

C Increases

D Increases upto 10C

Review Detailed Answer

Correct Answer: Increases

In blood, the percentage of water is___________?

A 75%

B 85%

C 90%

D 95%

Review Detailed Answer

Correct Answer: 90%

Coke is made by heating coal in the absence of air at__________?

A 700 °C

B 900 °C

C 1300 °C

D 1700 °C

Review Detailed Answer

Correct Answer: 1300 °C

Why are soft drink made with chilled water rather than water at room temperature?

A Ingredients dissolve better in chilled water

B Chilled water enhances the taste

C Chilled water attracts more carbon dioxide

D Chilled water is more hygienic

Review Detailed Answer

Correct Answer: Chilled water attracts more carbon dioxide

In an oil lamp, the oil rises up in the wick due to?

A Capillary action

B Atmospheric pressure

C Viscosity of oil

D Change in temperature

Review Detailed Answer

Correct Answer: Capillary action

Heating element of an electric heater is made up of___________?

A Tungsten

B Graphite

C Chromium

D Nichrome

Review Detailed Answer

Correct Answer: Nichrome

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Everyday Science 2124 MCQs [All-Courses]

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All Topics 2124

The second most abundant metal found in the earth’s crust is_____________?

The gases which are used by drivers as an artificial atmosphere are helium and_____________?

Air contains volume of carbon dioxide approximately?

Nitrogen occurs in plant and animals in the form of ___________?

As the temperature of ice rises, the ice melts and its density?

In blood, the percentage of water is___________?

Coke is made by heating coal in the absence of air at__________?

Why are soft drink made with chilled water rather than water at room temperature?

In an oil lamp, the oil rises up in the wick due to?

Heating element of an electric heater is made up of___________?