What is a food chain?

A series of events in which organisms feed on another to obtain energy

A series of events where organisms compete for shelter

A process where organisms recycle nutrients

A group of organisms living together

What happens if an organism in a food chain dies?

Other organisms in the food chain will also die

The food chain becomes more stable

The food chain will produce more energy

New species will join the food chain

What does a food web consist of?

Many food chains and provides several food choices

Only predator and prey relationships

What happens if an organism in front of you in a food web dies?

You will still have other choices

You will have no more food sources

What is the role of producers in a food chain?

They convert sunlight into chemical energy.

They produce energy for themselves only.

They break down dead materials.

Which of the following best describes primary consumers?

Organisms that feed on other consumers.

Organisms that decompose dead matter.

Organisms that produce their own food.

What would likely happen to a food web if a top predator, such as a hawk, is removed?

The population of prey species would increase.

The number of primary consumers would decrease.

There would be an increase in plant diversity.

There would be no significant change.

What does the arrow from "Rabbit" to "Hawk" represent in the diagram?

The rabbit competes with the hawk

The rabbit and the hawk are friends

What does an ecosystem include?

Both biotic and abiotic factors

Neither biotic nor abiotic factors

What is an ecosystem?

A system consisting of all the organisms living in a particular area along with the physical environment

A collection of electronic devices interacting with each other

A community of people living in a specific area

A type of forest found only in tropical areas

What is a population in the context of ecology?

A group of individuals of the same species living and interbreeding within a given area

A group of different species living in the same area

A single organism living in its natural habitat

All the plants and animals in a forest

A large area characterized by its vegetation, soil, climate, and wildlife

A community of plants and animals living together

A scientific instrument used to measure temperature

What is the biosphere?

The part of Earth that can support life and includes all living things and the places they are found

The layer of Earth's atmosphere that contains oxygen

The water bodies covering Earth's surface

Which of the following is included in the Earth's biosphere?

All living things, from the oceans to plants to the very atmosphere

Only the plants and animals in the ocean

Only the human-made environments

Only the underground geological formations

What role do decomposers play in an ecosystem?

They break down dead material and recycle nutrients back into the ecosystem

They produce their own food through photosynthesis

They consume living plants and animals

They regulate the population of other species

What would happen if the primary consumers died out?

the producers would grow and the secondary and tertiary consumers would die

Ecology Lecture 24

Authored by Jeanne Hatmaker

Science

9th Grade

NGSS covered

Used 3+ times

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is an organism's energy determined in an ecosystem?

By its color and size

By how it obtains energy and interacts with other organisms

By its speed and agility

By the temperature of its environment

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where do plants get their energy from?

From the soil

From water

From the sun

From animals

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the source of energy for humans?

From the air

From the sun directly

From water

From the foods we eat

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of organisms are known as producers in an ecosystem?

Animals

Bacteria

Plants

Fungi

Tags

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of organisms obtain their food from producers or other consumers?

Decomposers

Producers

Consumers

Bacteria

Tags

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of decomposers in an ecosystem?

Produce their own food

Obtain food from others

Break down materials and return nutrients to the soil

Capture sunlight

Tags

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a herbivore eat?

Only meat

Both meat and plants

Only plants

Dead plants and animals

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Ecology Lecture 24

How is an organism's energy determined in an ecosystem?

Where do plants get their energy from?

What is the source of energy for humans?

What type of organisms are known as producers in an ecosystem?

Which type of organisms obtain their food from producers or other consumers?

What is the role of decomposers in an ecosystem?

What does a herbivore eat?

Which of the following is an example of a carnivore?

What type of consumer is a bear?

Which animal is known to be a scavenger?

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