In the United States , many people consider economic growth a necessity because of

• additional employmnt potential

• additional tax resources for the the government 

• potential for higher GDP growth

• potential for higher personal income

Many Americans in recent times are becoming environmentally conscious because of

• spread of environmental awareness

• environment friendly technologies odd jobs in the economy.

• the understanding of trade-offs between economic growth and environmental costs.

• economic growth is desirable not necessity

63.

LIST I (Continents)	LIST II (Nature of temperate grassland)
(a) North America	(i) Veldt
(b) South America	(ii) Downsland
(c) Africa	(iii) Prairie
(d) Australia	(iv) Pampas

• a-i , b-ii , c-iii , d-iv

• a-ii , b-iv , c-iii , d-i

• a-iii , b-i , c-iv , d-ii

• a-iii , b-iv , c-ii , d-i

Find out the correct sequence of vegetative zones from equator to poles

• Taiga , Tundra , Selva , Savanna

• Selva , Savanna , Taiga , Tundra

• Savanna , Taiga , Selva , Tundra

• Tundra , Taiga , Savanna , Selva

The increase in the chlorofluro carbon in the atmosphere is associated with

• Ozone

• Sea level rise

• Aquatic life depletion

• Intense sonic pollution

The savanna biome is usually associated with

• Tropical wet-dry climate

• Equatorial wet climate

• Tropical dry climate 

• Monsoon climate

ASSERTION (A) : Biomass energy sources are renewable resources lying in the critical limits.

REASON (R) : Biomass can be replenished over a time period.

• Both (A) and (R) are true and (R) is the correct explanation of (A).

• Both (A) and (R) are true but (R) is not the correct explanation of (A).

• (A) is true , (R) is false.

• (A) is false , (R) is true.

Environmental problems according to the author can be improved with

• social inclusion

• economic growth

• political will

• strong legislation

The "Agenda 21" was adopted in which of the following conventions ?

• Stockholm convention

• Rio-Earth convention

• Rotterdam convention

• Ramsar convention

Improve human welfare without causing damage to the environment is called 

• Regional development

• Regional planning

• Sustainable development

• Resource Analysis