If a plant's roots are long and deep, what can be inferred?

• Its environment is shady.

• It's environment is rich in surface water

• Water is far below the ground.

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What is different about the life cycles of these insects?

• Only butterflies have an egg stage.

• Both insects have an adult stage.

• Only grasshoppers have a nymph stage.

Explain the role of a plant's stem.

• The stem gathers and carries water inside the plant

• The stem collects sunlight and provides support.

• The stem supports the plant and carries water.

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Many animals lay their eggs in the springtime because the __________ is helpful for their survival.

• precipitation

• temperature

• sunlight

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What is the first stage of life for insects?

• larva

• egg

• pupa

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During winter, many trees save their energy for the coming spring. What is this process called?

• hibernation

• migration

• dormancy

How do the roots help a plant meet its basic needs?

• collect water and nutrients

• carry water and provide support

• use sunlight to make food

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Some animals hibernate to save their energy during times of the year when there is little food available. In which season does this usually occur?

• Fall

• Summer

• Winter

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Some birds travel south to warmer areas before winter and return in the spring. What is this called?

• hibernation

• respiration

• migration

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