What are the consequences of environmental crisis?

1. Polluted and dried up rivers and other aquifers.
2. Extinction of vital resources.
3. Decline in air and water quality.
4. All of the above.

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.

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

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

Environment includes:

1. Biotic factors.
2. Abiotic factors.
3. Both (a) and (b).
4. None of the above.

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

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

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

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.

Which of the following is a major cause of environmental degradation?

1. Urbanisation.
2. Rapid increase in population.
3. Use of HYV seeds.
4. All of the above.

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.

Which of the following movement is associated with preventing cutting of trees?

1. Chipko Movement.
2. Appiko Movement.
3. Both of the above.
4. None of the above.