Questions

[1 Mark Question Answer]

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5 questions · timed · auto-graded

Question 11 Mark
Given below statement is incorrect. Write the correct statement :
During photosynthesis by plants, the heat energy changes to light energy.
Answer
Correct Statement:During photosynthesis by plants, the liquid energy changes to chemical energy.
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Question 21 Mark
Given below statement is incorrect. Write the correct statement :
During the charging of a inverter battery, the chemical energy changes into electric energy.
Answer
Correct Statement:During the charging of a inverter battery, the electric energy changes into chemical energy.
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Question 31 Mark
Given below statement is incorrect. Write the correct statement :
When we speak in front of a microphone, the light energy changes into electric energy.
Answer
Correct Statement:When we speak in front of a microphone, the sound energy changes into electric energy.
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Question 41 Mark
Given below statement is incorrect. Write the correct statement :
When an electric current flows through an electric bulb, the electric energy first changes to light energy and then to heat energy.
Answer
Correct Statement:When an electric current flows through an electric bulb, the electric energy first changes to heat energy and then to light energy.
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Question 51 Mark
Given below statement is incorrect. Write the correct statement :
The energy released during splitting of nucleus of an atom is in the form of light energy.
Answer
Correct Statement: The energy released during splitting of nucleus of an atom is in the form of nuclear energy.
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[1 Mark Question Answer] - PHYSICS STD 7 Questions - Vidyadip