Nikhil and Neha w

(i) The values displayed by Mr. Nair. Nikhil and Neha are as follows:

1. Energy from renewable source of energy

2. Energy production does not contribute to pollution.

They all possess high degree of general awareness, helping nature and at the same they are nature conserver.

(ii) The possible arguments are as follows:

1. Economic and cheaper way to generate fuel

2. Use of your own organic and agricultural waste to generate fuel.

3. Efficient burning of biogas as compared to other fuels.

4. The slurry from biogas plant can be used as fertilizer for the fields.

5. Burning biogas does not pollute environment and also leaves no ash.