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PE Investigation 8
Test Description: Biodiversity
Instructions: Answer all questions to get your test result.
1) What is biodiversity?
A
The study of life.
B
The number of different animals existing.
C
Is the variety of species, their genetic make-up, and the natural communities in which they occur.
D
The number of plants throughout the world.
2) Which effects biodiversity loss the most?
A
Habitat Destruction
B
Introduced Species
C
Population Growth
D
Pollution
3) Which of the following best describes biodiversity?
A
The variety of all life on earth.
B
Different planets in our solar system.
C
Biographies about famous biologists.
D
Endangered species.
4) Japanese kudzu has become invasive in the U.S., taking over many forest ecosystems. This scenario is common with __________________
A
endangered species
B
native species
C
keystone species
D
non-native species
5) What are some problems that negatively affect biodiversity?
A
Both of these options.
B
Neither of these options.
C
habitat destruction
D
Invasive species
6) Pollution damages ecosystems and decreases biodiversity by __________________.
A
Causing genetic diversity
B
Causing species diversity
C
Releasing harmful substances
D
Causes mutations
7) How can habitat loss affect biodiversity?
A
It will reduce biodiversity of the area.
B
A. It will lead to new species taking over all of the habitats.
C
It will cause the animals to get sick.
D
It will lead to climate change.
8) Why is biodiversity important in fighting disease in food crops?
A
It prevents fungal disease from spreading to grazing animals.
B
It prevents habitat loss of native species.
C
It provides different foods for different populations.
D
It prevents one disease from wiping out an entire food crop.
9) Areas with higher biodiversity are found __________.
A
Closer to the equator
B
In the desert
C
Closer to the poles
D
In the tundra
10) Globally, the leading cause of biodiversity loss is __________________
A
poaching and overharvesting
B
invasive species
C
habitat change and loss
D
pollution
*select an answer for all questions
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