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Questions and Answers
Which of the following is a major component of the earth's life-support system?
Which of the following is a major component of the earth's life-support system?
- Biosphere
- Tropical Rain Forests
- Atmosphere (correct)
- Ecosystem
What percentage of the earth's land surface do ecosystems cover?
What percentage of the earth's land surface do ecosystems cover?
- 100%
- 50%
- 2% (correct)
- 98%
Which of the following is a major harmful effect of ecosystem disruption?
Which of the following is a major harmful effect of ecosystem disruption?
- Stabilizes regional weather patterns
- Increases biodiversity
- Slows down global warming
- Reduces biodiversity (correct)
What is the main cause of the loss of tropical rain forests?
What is the main cause of the loss of tropical rain forests?
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How is life sustained on Earth?
How is life sustained on Earth?
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