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Ecology Review

Authored by Catherine Bray

Biology

9th Grade

NGSS covered

Used 60+ times

Ecology Review
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30 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Non-living factor that affects an ecosystem

biotic factor
abiotic factor
food chain 
biome

Tags

NGSS.MS-LS2-3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

90% of the energy that gets lost as you move up a food pyramid or chain gets lost as

pollution to the environment

heat to the environment

energy for decomposers

gets recycled

Tags

NGSS.MS-LS2-3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What percentage of energy is passed on to the next trophic level?

5%

10%

50%

90%

Tags

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In some environments, wolves prey on deer for their source of food. If all of the wolves were taken from the environment, what would most likely happen to the deer population?

A The deer population would increase and begin to compete for food.

B The deer population would become larger and healthier animals.

C The deer population would decrease, because there would be an increase in disease.

D The deer population would change color, because they would not have to hide from wolves.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

High biodiversity is a sign of a healthy ecosystem.

True

False

Tags

NGSS.MS-LS2-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When brown tree snakes were accidentally introduced onto the island of Guam, they had no natural predators. These snakes sought out and ate many eggs of insect-eating birds. What probably occurred following the introduction of the brown tree snakes?

The insect population began to seek a new food source.

The bird population increased.

The bird population began to seek a new food source.

The insect population increased

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-1

NGSS.MS-LS2-4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a producer?

an organism that gets energy from eating other organisms

an organism that uses sunlight or chemical energy to make its own food

an organism that gets energy from eating dead organisms, non-living material or waste

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

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