Question

when/where is the source worth exploitation(biomass)
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Answer 1

Answer:

cow dung is the major source of biogas

Answer 2

Answer:

mark as brainliest

Explanation:

Wood—logs, chips, bark, and sawdust—accounts for about 44 percent of biomass energy. But any organic matter can produce biomass energy. Other biomass sources can include agricultural waste products like fruit pits and corncobs. Wood and wood waste are used to generate electricity.