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Life Module 2 Review

Authored by Matt Hall

Science

7th Grade

Used 1+ times

Life Module 2 Review
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64 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between a population and a community?

A population is made up of all species in an area. A community is made up only of one species.

A population is made up of only one species. A community is made up of all species in an area.

A population is made up of all the species and nonliving things in an area. A community is made up of all species in an area.

The words mean the same thing.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between a community and an ecosystem?

An ecosystem consists of living and nonliving things in an area. A community is all the members of one species in the area.

An ecosystem consists of living and nonliving things in an area. A community is all the populations in the area.

An ecosystem consists of nonliving things in an area. A community is all the living things in the area.

An ecosystem consists of all the populations in an area. A community is all the nonliving things in the area.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is a limiting factor?

food supply

shelter

existence of predators

all of these

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a predator-prey relationship, _____.

the predator hunts the prey for food

the prey hunts the predator for food

the prey keeps the predator population from growing too large

the prey are producers

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which change in the ecosystem increases the carrying capacity for a particular species?

drought

flood

appearance of a competing species

disappearance of a competing species

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the effect of the growth of a population in an ecosystem?

fewer resources for each individual in the population

a greater amount of resources in the ecosystem

a decrease in the amount of resources needed by each individual

an increase in the size of the ecosystem

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Samantha plants some flowers in a flower bed and then ignores them. Soon weeds grow and the flowers die. The weeds had been able to get enough resources to survive, while the flowers had not. This is an example of _____.

competition

population size

habitat

community

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