5.10A Adaptations 3

Many desert plants, like the Mesquite Tree shown below, have small, thin leaves. How does this structure most likely help them survive in their desert ecosystem?

• The small leaves gather more sunlight for photosynthesis.

  
  

• The small leaves prevent water loss through transpiration.

• The small leaves attract insects for pollination.

• The small leaves allow for more absorption of water in the dry desert.

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The Monarch Butterfly, with its bright orange and black coloring, signals to predators that it is toxic. The Viceroy Butterfly is harmless, but its similar coloring provides it with protection. This is an example of what type of adaptation?

• Camouflage

• Migration

• Mimicry

• Hibernation

Organisms have many different ways to protect themselves. Which example below is a structural adaptation used for protection against predators?

• A porcupine has long quills.

• Prairie dogs whistle when they hear danger.

• Black bears hibernate in winter.

• Hummingbirds migrate to Mexico in winter.

In the spring, many birds build nests like the one shown here. They build these nests to –

• collect food

• survive the heat

• protect their eggs

• migrate south

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The diagram below shows an Ostrich. They are the largest bird and live in the grasslands of Africa. Four body structures have been labeled. Which body structure allows the Ostrich to run up to 40 miles per hour?

• Long neck

• Wing

• Powerful legs

• Claw

The diagram below shows an Ostrich. They are the largest bird and live in the grasslands of Africa. Four body structures have been labeled.

Which body structure is a weapon against predators?

• Long neck

• Wing

• Powerful legs

• Claw

Baby deer (fawns) have spotted coats. This allows them to be camouflaged in the –

• desert

• forest

• grasslands

• city

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A fifth grade student observes a bird near her house. She notices the feet are webbed, like the picture below. Where does this bird mostly likely live?

• Desert

• Forest

• Prairie

• Pond

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When the weather starts to turn cold, the Grizzly Bear enters its den and goes into a deep sleep. This deep sleep is called –

• hibernation

• “playing dead”

• migration

• nesting

Giraffes have long legs, long necks, tough lips and a long tongue. These traits are most beneficial in helping them –

• blend into their environment

• eat leaves off of tall trees

• escape from predators

• survive in hot temperatures

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