Dynamic Ecosystems

Dynamic Ecosystems

7th Grade

15 Qs

quiz-placeholder

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Dynamic Ecosystems

Dynamic Ecosystems

Assessment

Quiz

Science

7th Grade

Practice Problem

Easy

NGSS
MS-LS2-3, MS-LS1-4, MS-LS2-4

+4

Standards-aligned

Created by

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is an example of a biotic factor in an ecosystem?

Water

Grass

Rocks

Sunlight

Tags

NGSS.MS-LS1-4

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is competition in an ecosystem?

A process where organisms cooperate for resources

A situation where organisms fight for dominance

Competition occurs when two or more organisms vie for the same resource, such as food or shelter.

A method of reproduction among species.

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is a community in an ecosystem?

A community is a group of different species living together in the same area.

A community is a single species that dominates an area.

A community is a collection of abiotic factors in an environment.

A community is a group of organisms that do not interact with each other.

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is ecological succession?

The process of change in the species structure of an ecological community over time.

A method of measuring biodiversity in an ecosystem.

The introduction of non-native species into an ecosystem.

The seasonal migration of animals in response to climate changes.

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is a food web?

A food web is a simple chain of food sources.

A food web is a complex network of interconnected food chains in an ecosystem.

A food web is a type of food chain that includes only plants.

A food web is a diagram that shows the energy flow in a single species.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the role of producers in an ecosystem?

Producers, like plants, create their own food through photosynthesis and provide energy for other organisms.

Producers are organisms that consume other organisms for energy.

Producers decompose organic matter and recycle nutrients back into the soil.

Producers are organisms that rely on external sources for their energy.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is a population in an ecosystem?

A group of different species living together in an area.

Many organisms of the same species living in the same area.

All living organisms in a specific environment.

The total number of organisms in a given area.

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