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LAKHMIR SINGH & MANJIT KAUR-SOURCES OF ENERGY -Very Short Answer Type Questions
- Write one use of wind energy (a) in the past (b) at present.
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- What type of reactions occurring inside the sun produce solar energy ?
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- Name the agent which decomposes animal dung into biogas.
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- Which component of biogas is used as a fuel ?
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- Name the constitutents of biogas.
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- Which of the following is needed for the formation of biogas from cow-...
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- Apart from cattle dung, what other substances can be added to a biogas...
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- Write two forms in which solar energy manifests itself in sea.
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- What is the function of anaerobic micro-organisms such as anaerobic ba...
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- Fill in the following blanks with suitable words : (a) Biomass is ...
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- What type of nuclear reaction is responsible for the liberation of ene...
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- Which product of the nuclear fission of uranium-235 is utilised to cau...
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- Which particles bring about the fission of uranium-235 ?
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