Environmental Science Concepts

The video discusses human intervention in natural phenomena, focusing on natural resources, both exhaustible and inexhaustible. It covers the impact of deforestation and afforestation, the formation and effects of fossil fuels, and the causes and consequences of global warming. The video concludes with an introduction to renewable energy sources.

What are natural resources that exist in nature without human intervention called?

• Man-made resources

• Natural resources

• Synthetic resources

• Artificial resources

Which of the following is an example of an exhaustible resource?

• Water

• Coal

• Sunlight

• Wind

What is the term for resources like air and water that are abundant and not likely to run out?

• Exhaustible resources

• Inexhaustible resources

• Finite resources

• Limited resources

What is the process of planting trees in areas without forest cover called?

• Deforestation

• Afforestation

• Reforestation

• Desertification

How are fossil fuels formed?

• Through the decay of organic matter over millions of years

• Through volcanic activity

• By the accumulation of minerals

• By the crystallization of rocks

What is the primary cause of global warming?

• Decreased solar activity

• Natural climate cycles

• Increased levels of carbon dioxide and other pollutants

• Ozone layer depletion

Which of the following is a renewable energy source?

• Solar power

• Coal

• Natural gas

• Nuclear energy