Out of the following, what are the correct reasons of high opportunity cost of negative environmental impact?

1. Spending huge amounts on technology and research to explore alternative resource.
2. Health costs of degraded environmental quality.
3. Global warming.
4. Ozone depletion.
5. Industrial revolution.

1. 1, 2, 3 and 4
2. Both 1 and 2
3. 3, 4 and 5
4. All of these.

What is environment?

1. It is sum total of surroundings.
2. It includes biotic and abiotic factors that influence each other.
3. It refers to socio-cultural and economic set up.
4. It is sum total of physical and psychological surroundings.

Brundtland Commission in 1987 defined sustainable development as:

1. A type of development which put the interests of developing countries ahead of the interests of the rich nations.
2. Development which meets the needs of present generation without compromising the ability of future generation to meet their own needs.
3. Development that protects the future generation even at the expense of present generation.
4. None of the above.

CPCB stands for:

1. Controller of Pollution Correction Board.
2. Central Pollution Control Board.
3. Control, Prevention and Correction Board.
4. Control Pollution Central Board.

Which are the catch phases in the following UNCED definition of Sustainable Development:
 "Development that meets the need of the present generation without compromising the ability of the future generation to meet their own needs".

1. Need.
2. Future generation.
3. Need and present generation.
4. Need and future generation.

When was CPCB set up?

1. 1972
2. 1974
3. 1978
4. 1976

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.

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

In 1997, a UN conference on climate change was held in:

1. Japan.
2. India.
3. Germany.
4. China.

World's total iron-ore reserves accounted by India are nearly:

1. 10%
2. 20%
3. 30%
4. 40%