It is important to make small check dams across the flooded gullies because they:

(i) hold water for irrigation

(ii) hold water and prevent soil erosion

(iii) recharge groundwater

(iv) hold water permanently

The three R’s that will help us to conserve natural resources for long-term use are:

Arabari forest of Bengal is dominated by:

A successful forest conservation strategy should involve:

The important message conveyed by the ‘Chipko Movement’ is:

The pH of water sample collected from a river was found to be acidic in the range of 3.5 — 4.5, on the banks of the river were several factories that were discharging effluents into the river. The effluents of which one of the following factories is the most likely cause for lowering the pH of river water?

Groundwater will not be depleted due to:

Opposition to the construction of large dams is due to:

Khadins, Bundhis, Ahars and Kattas are ancient structures that are example for:

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

Select the eco-friendly activity among the following:

Among the statements given below select the ones that correctly describe the concept of sustainable development:

(i) planned growth with minimum damage to the environment.

(ii) growth irrespective of the extent of damage caused to the environment.

(iii) stopping all development work to conserve the environment.

(iv) growth that is acceptable to all the stakeholders.