Biodiversity Chapter Quiz 10
The earth is a large place and full of living things that exhibit different characteristics from the rest. Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play. This therefore puts more emphasis on the importance of safeguarding each species. Have you just covered chapter ten on biodiversity? Test your retention power by taking the review quiz below before the exam. Good luck!
- 1.The term 'biodiversity' refers to
- A.
A variety of species on Earth
- B.
The extinction of the dinosaurs
- C.
Habitat destruction
- 2.Most of the living species known to science
- A.
Are large mammals
- B.
Live in deserts
- C.
Live in the richer countries of the world
- D.
Are insects
- 3.Some species are so important to the functioning of an ecosystem that they are called
- A.
Threatened
- B.
Keystone
- C.
Endangered
- D.
Extinct
- 4.A mass extinction is
- A.
A rapid increase in biodiversity
- B.
An introduction of exotic species
- C.
The extinction of many species in a short period of time
- D.
A benefit to the environment
- 5.When sea otters disappeared from the Pacific coast of North America
- A.
The area became overrun with kelp
- B.
The number of fish in the kelps beds increased
- C.
The number of sea urchins in the kelp beds increased
- D.
The area became overrun with brown seaweed
- 6.Because of the efforts of the Convention on International Trade in Endangered Species
- A.
The poaching of elephants increased
- B.
The cost of ivory worldwide increased
- C.
The international trade of ivory was banned worldwide
Questions: 20 | Attempts: 33778 | Last updated: Apr 30, 2021
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