Manure from livestock is used in Bihar as:

The correct answer is: d) All of the above.

Manure from livestock is used in Bihar as:

• Fertilizer: Manure is a rich source of nutrients that can be used to improve soil fertility and crop yields. It is a natural and sustainable way to improve soil health and reduce the need for chemical fertilizers.
• Biogas fuel: Manure can be used to produce biogas, a renewable energy source that can be used for cooking, heating, and electricity generation. Biogas production helps to reduce greenhouse gas emissions and improve air quality.
• Construction material: Manure can be used to make bricks, blocks, and other construction materials.
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