World Geography
The temperature needed to keep the earth's surface and the atmosphere in thermal equilibrium is called

global temperature
equilibrium temperature
the surface temperature
the mean global surface temperature

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World Geography
Which among the following statements is/are correct about the symbiotic life of Corals?Algae gives carbon dioxide and other substances the  coral polyp needs.Coral polyp gives off oxygen and other nutrients that the algae needs.Select the correct code from the options given below:

Only 2
Neither 1 & 2
Only 1
Both 1 & 2

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World Geography
The ministry of Water Resources lays down policies and programmes for the development and regulation of the country's water resources. It covers

sartorial planning, coordination and policy guidelines
All of these
facilitation of external assistance in resolution of interstate water disputes, policy formulation p
technical examination and techno- appraisal of project providing central assistance to specific proj

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