This diagram represents a closed terrarium exposed to sunlight. What must happen for the carbon cycle to continue in this terrarium?

All organisms must continue to exchange gasses.

The snails must double their production of carbon dioxide.

The plant must produce carbon dioxide at a faster rate.

The decomposers must begin to produce oxygen.

Which statement best explains why animals are considered heterotrophic?

They are able to obtain nutrients by consuming other organisms or their products.

They are able to produce food through the process of photosynthesis.

They are able to produce food through the process of respiration.

They are able to obtain nutrients by decomposing plant and animal tissue.

In some ecosystems, wolves have been eliminated due to their threats to humans. How can the reintroduction of wolves benefit the ecosystem?

It can eliminate weak animals from a prey population, thereby decreasing competition for natural resources.

It can eliminate the most fit animals among the prey population, which will cause an increase in birthrates of the prey.

It can cause the prey population to migrate to other areas, resulting in more fit prey.

It can cause the prey population to better blend in with their environment.

What will most likely occur if the population of the world continues to increase at predicted rates?

Many organisms will lose their homes because their habitats have been destroyed.

There will be an increase in biodiversity as a result of improvements in technology.

The human race will rapidly become extinct.

All human diseases will be eliminated.

What will most likely be the result as humans move into new areas, forests are clear cut and housing developments are built?

Many organisms will lose their homes because their habitats have been destroyed.

Global temperatures will decrease because trees are removed.

Better sanitation in the area will reduce the amount of pollution.

The rainfall in the area will increase because there will be increased runoff.

Which will most likely result in a negative growth rate in the human population of a country?

The death rate is higher than the birth rate.

The birth rate is higher than the death rate.

The country has improved economic conditions.

The country has made improvements in sanitation.

What will most likely happen if a nonnative species is introduced into a stable ecosystem?

The native species will have to compete for resources with the nonnative species, and the ecosystem will become unbalanced.

The native species will change their diet, and the ecosystem will remain stable.

The native species will move to another area, and the ecosystem will remain stable.

The native species will share their food with the introduced species, and the ecosystem will become unbalanced.

Why are many farmers encouraged to plant different types of crops on the same land throughout the year?

It helps to preserve the quality of the soil.

It prevents insects from destroying crops.

It provides more food to other countries.

It allows for more genetic variation in plants.

NC Biology EOC Review: Ecosystems

Quiz

•

Biology

•

10th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-LS2-4, MS-LS2-2, MS-LS1-6

+9

Standards-aligned

Linsey SouthGarnerHS

Used 139+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name This Relationship: Humans and Lice

Predation

Competition

Parasitism

Commensalism

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name This Relationship: Colobus Monkey and Fig Tree

Predation

Parasitism

Commensalism

Mutualism

Tags

NGSS.MS-LS2-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name This Relationship: Brown Bear catching Salmon.

Predation

Competition

Parasitism

Mutualism

Tags

NGSS.MS-LS2-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name This Relationship: Plants in a dense rainforest

Predation

Competition

Parasitism

Commensalism

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name This Relationship: An egret looking for insects stirred up by the movement of the rhino.

Competition

Parasitism

Commensalism

Mutualism

Tags

NGSS.MS-LS2-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following organisms would be in the uppermost trophic level on a trophic pyramid?

Eagles

Grass

Rabbits

Fish

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would NOT be an effect of factory runoff in a local stream?

Increase in Biodiversity

Extirpation of Sensitive Species

Change in Water pH

Increase in Algal Growth

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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NC Biology EOC Review: Ecosystems

20 questions

Name This Relationship: Humans and Lice

Name This Relationship: Colobus Monkey and Fig Tree

Name This Relationship: Brown Bear catching Salmon.

Name This Relationship: Plants in a dense rainforest

Name This Relationship: An egret looking for insects stirred up by the movement of the rhino.

Which of the following organisms would be in the uppermost trophic level on a trophic pyramid?

Which of the following would NOT be an effect of factory runoff in a local stream?

This diagram represents a closed terrarium exposed to sunlight. What must happen for the carbon cycle to continue in this terrarium?

Which statement best explains why animals are considered heterotrophic?

Which adaptation do ferns, gymnosperms, and angiosperms have that mosses do not have?

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