Natural Resources and Environmental Concerns

The video discusses the importance of natural and non-renewable resources, their types, and uses. It explains renewable resources like water, soil, and solar energy, and non-renewable resources such as coal and petroleum. The video highlights the role of air, water, soil, plants, and animals in maintaining ecological balance and the impact of resource depletion.

What are the two main categories of natural resources?

• Renewable and Non-renewable

• Primary and Secondary

• Biotic and Abiotic

• Organic and Inorganic

Which of the following is a characteristic of renewable resources?

• They cause high pollution

• They are found in limited quantities

• They can be replenished naturally

• They can be used only once

Which of these is NOT a renewable resource?

• Solar energy

• Wind energy

• Tidal energy

• Coal

What is a major environmental concern associated with non-renewable resources?

• They contribute to pollution

• They can be replenished quickly

• They emit low carbon

• They are pollution-free

Which renewable resource is essential for breathing and burning fuels?

• Air

• Soil

• Water

• Sunlight

What percentage of the world is composed of water?

• 50%

• 60%

• 70%

• 80%

Which of the following is a function of soil?

• It provides oxygen for breathing

• It stores and supplies nutrients to plants

• It is a source of renewable energy

• It is used to make plastics

What is the primary use of coal?

• To produce wind energy

• As a fuel and in the preparation of fuel gas

• As a source of tidal energy

• To generate solar power

Which of the following is a product obtained from petroleum?

• Hydroelectric power

• Kerosene

• Wind turbines

• Solar panels

What is the term for rocks that contain a high concentration of a particular metal or nonmetal?

• Ores

• Fossils

• Sediments

• Minerals