science

1. Which of the following activities has a negative impact on biodiversity?
A. regulating hunting
B. establishing wildlife preserves
C. buying a fuel-efficient car
D. cutting down trees in rain forests to build more houses

2. Koalas, which are native to Australia, primarily eat the leaves of the eucalyptus trees in which they live. Which of the following would happen to koalas if people destroy their habitats in order to build houses?
A. The koala population would increase significantly.
B. The koala population would decrease significantly.
C. The koalas would change their diet.
D. The koalas would move to residential areas.

3. Why are rain forests the most diverse ecosystem?
A. They are near bodies of water.
B. They have a favorable climate.
C. They are surrounded by mountains.
D. They have more pollutants than other ecosystems.

4. Why is biodiversity ecologically valuable?
A. It provides humans with food and shelter.
B. It is reliable source of revenue.
C. It establishes the foundation for food chains and food webs.
D. It provides raw materials for clothing and medicine.

5. Why is it important to preserve biodiversity?
A. Preservation of biodiversity prevents the extinction of species.
B. Preservation of biodiversity increases the amount of fossil fuels formed in a shorter period of time.
C. Preservation of biodiversity disturbs the balance in ecosystems.
D. Preservation of biodiversity prevents the human population from increasing exponentially.

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  1. PLZZZZZZZZZZZZZZ HELP Ms. Sue

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  2. Ms. Sue is not online yet -- AND you have not indicated what YOU THINK each answer is. She won't give you answers, but she will check YOUR answers. No guessing! She'll figure that out in a hurry!

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    Writeacher
  3. Writeacher, am I allowed to guess options too, or would that be cheating? I'm not very sure....

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  4. 1)D
    2)B
    3)B
    4)C
    5)A

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  5. THANK YOU Noodles lol he/she answer are correct !!

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  6. Noodles is correct with
    1)D
    2)B
    3)B
    4)C
    5)A

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  7. Thx @Noddles ;) You're 100%

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