The arrows in a food chain or web represents what?

They show what direction the energy is flowing between organisms.

They point to the organism that is being eaten.

It shows how sunlight flows within an ecosystem.

They represent how water is transferred within a habitat.

Eats dead plants or animals and breaks down to put nutrients in the soil

Eats plants or other animals for food

The study of how organisms interact with each other and their environment

The study of how extinct organisms survived on earth

The study of how molecules function inside living organisms

The study of how organ systems function together to maintain life

A habitat is ___________________.

the place or kind of place in which an animal or plant naturally lives.

is how plants produce their own food.

is an animal that only eats meat.

the place where only one animal lives.

A niche ________________.

is the function that an organism performs in the food web of that community.

includes everything else the organism does and needs in its environment.

is specific to each individual animal and plant.

An organism’s habitat provides _____________________.

food, water, shelter, and space.

video games, ninjas, and baked beans.

A squirrels niche would be _________________.

staying busy storing nuts and seeds for winter.

hunting prey and providing meat for other squirrels.

searching for fish to eat in the ocean.

help decompose other animals and plants.

Which choice shows the correct order of the levels of environmental organization?

organism, population, community, ecosystem, biosphere

organism, population, ecosystem, biosphere, community

organism, community, population, ecosystem, biosphere

population, ecosystem, biosphere, organism, community

How do living organisms return carbon to the atmosphere in the carbon cycle?

decomposition after death and excretion

When a population grows past the ecosystem's carrying capacity, what happens to the population?

The population starts to die off to return to carrying capcity

The population will go extinct due to lack of resources

The population grows then finds a new carrying capacity

If a disease destroying barley plants in a field swept through an ecosystem, what would happen to the barley eating bird population in the the field ?

The bird population would decrease

The bird population would stay the same

The bird population would infinitely increase

Ecology Review

7th Grade

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97 Qs

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Ecology Review

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7th Grade

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Practice Problem

•

Hard

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NGSS

MS-LS2-3, MS-LS2-1, MS-LS2-4

+10

Standards-aligned

Briana Will

Used 4+ times

FREE Resource

97 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Living parts of the environment

Biotic

Abiotic

Carnivore

Herbivore

Which of the following describes soil and temperature in an ecosystem?

abiotic factors

biotic factors

unnecessary factors

selection factors

An ecosystem consists of

a community of organisms.

energy.

the soil, water, and weather.

All of the choices are correct.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A living or once-living organisms in an ecosystem is a

population

biotic factor

abiotic factor

community

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is NOT a biotic factor?

mushroom

air

elephant

coyote

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is a deer an abiotic or biotic factor?

abiotic

biotic

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Is a fern an abiotic or biotic factor?

abiotic

biotic

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Ecology Review

97 questions

Living parts of the environment

Which of the following describes soil and temperature in an ecosystem?

An ecosystem consists of

A living or once-living organisms in an ecosystem is a

Which of the following is NOT a biotic factor?

Is a deer an abiotic or biotic factor?

Is a fern an abiotic or biotic factor?

Is a weather an abiotic or biotic factor?

Is sunlight an abiotic or biotic factor?

Temperature, light, air, water, and soil are all _____ parts of the environment

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