Multiple choice question XIII — task. Science CBSE, Class 10.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Biogas is a mixture of:

\(CO\ +\ H_2\ +\ CH_4\)
\(CO\ +\ H_2\)
\(CO_2\ +\ CH_4\ +\ H_2\ +\ H_2S\)
\(CO_2\ +\ N_2\)

2. The sources of energy which are being produced continuously in nature and are inexhaustible are called:

conventional sources
non-conventional sources
non-renewable sources
none of these

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