SEHR Module 1 and 2

The highest proportion of the total water used in the country is in which one of the following sectors?

• Irrigation
• Industries
• Domestic use
• None of the above

The process of extraction of minerals and it's ores from earth is called .

• drilling
• mining
• quarrying
• none of the above

Which among the following is not a non-conventional source of energy?

• wind energy
• solar
• tidal energy
• gas

What mineral resource is primarily used as a fuel for electricity generation and industrial purposes?

• Coal
• Uranium
• Natural gas
• Petroleum

What type of resource is solar energy considered to be?

• Renewable resource
• Non-renewable resource
• Fossil fuel
• Metallic resource

What are the different types of Ecosystems?

• Forest, Grassland, Desert and Aquatic ecosystem
• Producers, Consumers, Decomposer.
• Biotic and abiotic resources

The term ecosystem was coined by?

• Sunderlal Bahuguna
• Aldo Leopold
• A.G. Tansley

What are the two components of ecosystem?

• Terrestrial and aquatic
• Natural and artificial
• Biotic and Abiotic

Example for Tundra ecosystem?

• variety of plants, animals, trees, and microorganisms.
• grasses and plants dominate the vegetation
• little precipitation and have scant vegetation
• lack trees and are located in frigid climes precipitation

What is the main threat to grassland ecosystems in India?

• Excessive rainfall and flooding
• Overgrazing by livestock
• Government-enforced protection laws
• Proliferation of trees and shrubs