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Needs of livingthings

Food Chains& Webs

ProducersConsumers

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InteractionsBetween living

& non-living

Ecosystems& Stewardship

Taking personal responsibility for

an ecosystem.

What is ecological stewardship?

Interactions between living and non-living

things.

What is an ecosystem?

Recognizing the need to keep

ecosystems safe from destruction.

What is preservation?

Making wise use of existing

ecosystems.

What is conservation?

Things that are not normally found in the environment.

What is pollution?

Sunlight, air, water, food & shelter.

What are the basic needs of living

things?

The main source of energy in most

ecosystems.

What is the sun?

The physical space where a certain

species lives.

What is a habitat?

This is a diagram that shows how ecosystems are found within ecosystems.

What is a nested circle?

Oceans, rivers, mountain ranges

and other landforms that

inhibit movement of species.

What are Physical barriers?

An animal hunting another animal.

What is a predator?

This may result in some plants being smaller or dying.

What is the competition?

An animal that is being hunted.

What is prey?

A Lynx eating a snowshoe hare.

What is a predator-prey relationship?

All the different kinds of organisms that live in a certain

place.

What is a community?

The feeding order of organisms in a

community.

What is a food chain?

This is how producers make

their food.

What is Photosynthesis?

This can show how the amount of

energy available decreases in an

ecosystem.

What is an ecological pyramid?

This is the original source of energy in

all food chains.

What is

producer?

This is when something happens

over and over again.

What is a cycle?

These feed on dead animals.

What are decomposers?

These eat animals that eat plants.

What is a second-order consumer?

These eat plants and animals.

What is an Omnivore

These organisms capture energy from the sun.

What are producers?

Earthworms and crabs are this type

of consumer.

What is detrivore?

Make your wager

• Production of energy

• Dead things decay into raw materials

• Raw materials are returned to the soil

• Energy must be transferred or stored

What are the processes that

occur in an ecosystem?