Unit 9 Review (Biology)
Authored by Nikki Worrell
Biology
9th - 10th Grade
NGSS covered
Used 15+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would a population decrease in primary consumers affect the ecosystem?
Primary producers would suddenly decrease.
Secondary consumer populations would eventually decrease.
Secondary consumer population would increase.
There would be no overall effect.
Tags
NGSS.MS-LS2-3
NGSS.MS-LS2-4
NGSS.MS-LS2-1
NGSS.MS-LS2-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would energy first enter a pond ecosystem?
Through growth of algae
Through decay of dead fish
Through light from the sun
Through runoff from fields
Tags
NGSS.MS-LS2-3
NGSS.MS-LS1-6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which describes the possible flow of energy in an ecosystem?
Snakes to frogs to caterpillars to trees
Trees to caterpillars to frogs to snakes
Trees to frogs to snakes to caterpillars
Caterpillars to trees to frogs to snakes
Tags
NGSS.MS-LS2-3
NGSS.MS-LS1-6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement best describes a trophic level?
It is the feeding position of an organism in a food chain.
It is the niche of an organism in an ecosystem.
It is the position of an organism in an ecosystem.
It is the feeding role of an organism in an ecosystem.
Tags
NGSS.MS-LS2-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is usually found in the smallest number in a pyramid of numbers?
Producers
Secondary consumers
Primary consumers
Tertiary consumers
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which member is most likely to be affected by mercury: algae-zooplankton-salmon-bear?
Algae
Zooplankton
Salmon
Bear
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might an introduced animal species overrun native species in an ecosystem?
Its population size is smaller than those of native species.
It is a predator of the native species.
It is more energy efficient so it eats less food.
It often has no natural enemies.
Tags
NGSS.MS-LS2-4
NGSS.MS-LS2-2
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