BECE The Environment and Sustainability 2

Question 1

Which of the following best describes the greenhouse effect?

Accepted Answer

Trapping of heat by atmospheric gases like CO2 and methane

Answer

Cooling of Earth's surface by cloud cover

Answer

Reflection of sunlight back into space by ice caps

Answer

Absorption of UV radiation by the ozone layer

Question 2

What is deforestation primarily responsible for?

Accepted Answer

Loss of biodiversity and habitat destruction

Answer

Increased soil fertility

Answer

Reduced carbon dioxide in the atmosphere

Answer

Improved water cycle regulation

Question 3

Which renewable energy source harnesses the power of moving water?

Accepted Answer

Hydroelectric energy

Answer

Solar energy

Answer

Wind energy

Answer

Geothermal energy

Question 4

What does the term 'carbon footprint' measure?

Accepted Answer

The total greenhouse gas emissions caused by an individual or activity

Answer

The area of land needed to grow food for one person

Answer

The amount of carbon stored in forest trees

Answer

The rate at which carbon is absorbed by oceans

Question 5

Which human activity is the leading cause of air pollution in urban areas?

Accepted Answer

Burning of fossil fuels in vehicles and industry

Answer

Farming and agriculture

Answer

Composting organic waste

Answer

Irrigation of crops

Question 6

What is the primary purpose of a national park or wildlife reserve?

Accepted Answer

To protect natural ecosystems and wildlife from human disruption

Answer

To generate revenue through mining

Answer

To provide land for urban development

Answer

To increase agricultural output

Question 7

Which of the following is an example of sustainable agriculture?

Accepted Answer

Rotating crops to maintain soil nutrients

Answer

Clearing rainforests for new farmland each season

Answer

Using chemical pesticides to eliminate all insects

Answer

Irrigating with unlimited groundwater extraction