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Everyday Science 2124 MCQs [All-Courses]

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Atomic power plant works on the principle of?

A fission

B fusion

C thermal combustion

D combined effect of all the above three

Review Detailed Answer

Correct Answer: fission

The gases used in different types of welding would include ___________?

A Oxygen and hydrogen

B Oxygen, hydrogen, acetylene and nitrogen

C Oxygen, acetylene and argon

D Oxygen and acetylene

Review Detailed Answer

Correct Answer: Oxygen and acetylene

According to the theory of relativity, which of the following always remains constant ?

A Length of an object

B Time

C Space

D Velocity of light

Review Detailed Answer

Correct Answer: Velocity of light

The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ?

A Argon

B Xenon

C Helium

D Krypton

Review Detailed Answer

Correct Answer: Helium

Freezing point of water at Fahrenheit Scale is?

A 0 °F

B 212 °F

C 32 °F

D -32 °F

Review Detailed Answer

Correct Answer: 32 °F

Chemical formula for Water is _______ ?

A NaAlO2

B H2O

C Al2O3

D CaSiO3

Review Detailed Answer

Correct Answer: H2O

Which one of the following wavelengths of light is most effective in photosynthesis?

A Blue

B Green

C Orange

D Yellow

Review Detailed Answer

Correct Answer: Blue

The PH of milk is __________?

A 6.0

B 6.5

C 7.0

D 7.5

Review Detailed Answer

Correct Answer: 6.5

A state of stress caused by concern for the earth’s environment is called?

A Eco-anxiety

B Eco-fear

C Eco-depression

D Eco-alarm

Review Detailed Answer

Correct Answer: Eco-anxiety

Turpentine is obtained from___________?

A Oak tree

B Pine tree

C Birch tree

D Lemon tree

Review Detailed Answer

Correct Answer: Pine tree

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Everyday Science 2124 MCQs [All-Courses]

All Topics 2124

All Topics 2124

Atomic power plant works on the principle of?

The gases used in different types of welding would include ___________?

According to the theory of relativity, which of the following always remains constant ?

The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ?

Freezing point of water at Fahrenheit Scale is?

Chemical formula for Water is _______ ?

Which one of the following wavelengths of light is most effective in photosynthesis?

The PH of milk is __________?

A state of stress caused by concern for the earth’s environment is called?

Turpentine is obtained from___________?