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Semester Extra Credit

Authored by Dawn McCants

Biology, Science

9th Grade

NGSS covered

Used 4+ times

Semester Extra Credit
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94 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The graph to the right shows the interaction of the wolf and moose populations on Isle Pekie. If the moose population continues to increase, the wolves' food supply will increase. What will most likely happen to the wolf population as a result?

It will decrease.

It will increase.

It will remain the same.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are factors that affect carrying capacity?

Biotic only

Biotic and abiotic

Depends on the ecosystem

Abiotic only

Tags

NGSS.MS-LS2-4

NGSS.MS-LS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A scientist was studying a population of fish in a pond over a period of 10 years. He observed that

the population increased each year for 3 years, and then remained nearly constant for the rest of

the study. The best explanation for this observation is that the population had

stopped reproducing

reached carrying capacity

mutated into a different species

run out of food and all died

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the graph to the right, what is the population of deer at the carrying capacity of the environment?

3

7

70

40

Tags

NGSS.HS-LS2-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the carrying capacity of the graph?

around 500
more than 500
less than 500
around 600

Tags

NGSS.MS-LS2-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Food, water, sunlight, shelter, and space are resources that are  __________.

limiting factors
wet
messy
found in rocks

Tags

NGSS.MS-LS2-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a forest ecosystem, which of the following is NOT an example of a limiting factor that would greatly affect a rabbit population?

a rainy season

a disease that causes rabbits to die

grass available to eat

the population of hawks that eat rabbits

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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