Science 5, Chapter 3 Lessons 1-3: Ecosystems

Living things in your environments are called

• Abiotic Factors

• Consumers

• Biotic Factors

• Predators

Nonliving things in your environments are called

• Abiotic Factors

• Consumers

• Biotic Factors

• Predators

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Label each level of the ecosystem

a

b

c

d

Individual

Community

Population

Ecosystem

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A network of food chains that are linked together form a

• Energy Pyramid

• Food Web

• Population

• Prey

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Label the picture with the correct terms

a

b

c

d

Primary Consumers

Decomposers

Secondary Consumers

Producers

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What is the hawk considered in this food web?

• Predator

• Prey

• Secondary Consumer

• Primary Consumer

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What is the bird considered? Select all that apply.

• Predator

• Prey

• Secondary Consumer

• Decomposer

What is the grass considered?

• Primary Consumer

• Producer

• Secondary Consumer

• Decomposer

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Choose the correct category for each item listed.

Groups:

(a) Abiotic

,

(b) Biotic

• Fish

• Water

• Trees

• Deer

• Air

• Dragonfly

• Sun

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Organisms struggle to get their share of resources. The fight for limited resources is called

• Competition

• Niche

• Symbiosis

• Habitat

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