In areas where speed of wind is usually high, wind mills can provide electricity without any adverse impact on the environment but it's not yet been explored on a large scale. What is the correct reason out of the following?

1. Lack of technological devices.
2. High cost.
3. Non-availability of land.

1. Only 2
2. Both 1 and 2
3. Both 2 and 3
4. All of these.

Name a pesticide which is environment friendly.

1. Chemical Pesticides.
2. Neem Based Pesticides.
3. Urea.
4. None of the above.

Environment has many resources for us. A resource that can be totally replaced or is always available naturally, or that is practically inexhaustible is known as:

1. Conventional resource.
2. Renewable resource.
3. Non-renewable resource.
4. Non-conventional resource.

Out of the following, which is not the function of environment?

1. It supplies resources.
2. It assimilates waste.
3. It sustains life by providing non-genetic and non-biodiversity.
4. It provides aesthetic services like scenery.

_______ is the cost of next best alternative sacrificed in order to take benefit of one given opportunity.

1. Absorptive capacity.
2. Carrying capacity.
3. Assimilation capacity.
4. Opportunity cost.

______ is a clean fuel. It reduces household pollution to a large extent.

1. CNG
2. LPG
3. Gobar gas.
4. None of the above.

Use of non-conventional sources of energy is strategy for sustainable development. Out of the following what are the non-conventional sources of energy?

1. Crude oil.
2. Solar.
3. Wind.
4. Wood.
5. Coal.
6. Nuclear.

1. 1, 2, 3, 4, 5 and 7
2. 2, 3, 4, 5, 6, 7
3. 1, 2, 3, 4, 5
4. 2, 3 and 6

When was a UN Conference on climate change held in Kyoto in Japan?

1. 1993
2. 1996
3. 1997
4. 1998

When extraction is above the rate of regeneration of the resource and the wastage are outside the absorptive capacity of the environment then environment fails to perform its one of the vital function. What is that function?

1. It supplies resources.
2. It assimilates waste.
3. It sustains life.
4. It provides aesthetic services.

_______ refers to the maximum limit within which waste can be assimilated by the environment without degradation.

1. Absorptive capacity.
2. Carrying capacity.
3. Assimilation capacity.
4. Opportunity cost.