EASY
Earn 100

Which type of fire extinguisher must not be used in the case of an electrical base fire?

50% studentsanswered this correctly

Important Questions on Chemistry in Daily Life

EASY
Science>Chemistry>Chemistry in Daily Life>Fire Control
Which of the following is not an example of a biomass energy source?
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Science>Chemistry>Chemistry in Daily Life>Fire Control
Name two uses biogas.
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Science>Chemistry>Chemistry in Daily Life>Fire Control
Write down the process of evolution of fossil fuels on Earth.
MEDIUM
Science>Chemistry>Chemistry in Daily Life>Fire Control
Write a short note on: Nuclear Energy
MEDIUM
Science>Chemistry>Chemistry in Daily Life>Fire Control
Explain how is nuclear energy generated in power reactors. How is electricity produced from nuclear energy?
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Science>Chemistry>Chemistry in Daily Life>Fire Control
By what name is biogas popularly known in India?
MEDIUM
Science>Chemistry>Chemistry in Daily Life>Fire Control
List any three differences between nuclear fission reaction and nuclear fusion reaction.
MEDIUM
Science>Chemistry>Chemistry in Daily Life>Fire Control
Useful substance in preparation of freezing mixture is 
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Science>Chemistry>Chemistry in Daily Life>Fire Control
Uranium is used to obtain:
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Science>Chemistry>Chemistry in Daily Life>Fire Control
Which of the following is not an example of a bio-mass energy source?
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Science>Chemistry>Chemistry in Daily Life>Fire Control
 State two ways to prevent the rusting of iron.
EASY
Science>Chemistry>Chemistry in Daily Life>Fire Control

Write names of any two energies produced in ocean.

MEDIUM
Science>Chemistry>Chemistry in Daily Life>Fire Control

Which of the following are physical changes?

(a) Melting of iron metal        (b) Rusting of iron

(c) Bending of an iron rod     (d) Drawing a wire of iron metal

EASY
Science>Chemistry>Chemistry in Daily Life>Fire Control
Write the name of two elements used as nuclear energy.
EASY
Science>Chemistry>Chemistry in Daily Life>Fire Control
Which one of the following is an example of Biomass energy source.
MEDIUM
Science>Chemistry>Chemistry in Daily Life>Fire Control
Write any four differences between nuclear fusion and nuclear fission.
EASY
Science>Chemistry>Chemistry in Daily Life>Fire Control
Nowadays bio-diesel is used in transportation vehicles as an alternate to diesel. Write two advantages of this measure.
EASY
Science>Chemistry>Chemistry in Daily Life>Fire Control

Write down the two benefits of use of solar energy.

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Science>Chemistry>Chemistry in Daily Life>Fire Control
The working of a soda acid fire extinguisher is based on the reaction between sulphuric acid and _____.
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Science>Chemistry>Chemistry in Daily Life>Fire Control
Write a chemical reaction for the production of carbon dioxide from potassium carbonate.