Suggest a sequence of suitable methods for the disposal of waste produced at your home to minimize environmental pollution.

In a village in Karnataka,people started cultivating crops all around a lake which was always filled with water. They added fertilisers to their fields in order to enhance the yield. Soon they discovered that the waterbody was completely covered with green floating plants and fishes started dying in large numbers. Analyse the situation and give reasons for the excessive growth of plants and the death of fish in the lake.

Why were coliform bacteria chosen to indicate the level of pollution in the Ganga?

How did the 'Chipko Andolan' ultimately benefit the local population? Give any two benefits.

Local people around forests are referred to as "stakeholders" for the conservation of forests. Give reasons.

Pick the right combination of terms which has no fossil fuel.