plant and animal responses to environment

Samuel is observing some squirrels at his local park.

Samuel notices that the squirrels climb up trees to get away from the dog.

What are the squirrels most likely doing in the trees?

• The squirrels are using their senses of sight and hearing to help them know when the danger is gone.

• The squirrels are creating a new habitat so they can live far away from danger.

• The squirrels are using their sense of touch to feel when there will no longer be danger.

• The squirrels are forming a group to protect themselves from danger.

Samuel is observing some squirrels at his local park.

When a dog comes running through, Samuel observes that the squirrels all run away. Which best describes what the squirrels are doing?

• changing their environment

• playing with the dog

• responding to a stimulus

• ignoring their brain's message

Sharks use their senses to find food. Which sense is the model most likely trying to show?

• sight

• taste

• smell

• touch

Plants and animals need to be able to ______________ to a change in their environment in order to survive or the species could become extinct.

• adapt

• survive

• senses

• extinct

Plants and animals need to be able to adapt to a change in their ____________________ in order to survive or the species could become extinct.

• adapt

• environment

• senses

• extinct

Plants and animals need to be able to adapt to a change in their environment in order to survive or the species could become __________________.

• adapt

• environment

• senses

• extinct

Select the three models that best represent how a bear would most likely respond to the stimulus of very cold weather.

• A, D, C

• A, C, D

• A, B, C

• C, D, A

Choose the correct words to complete the sentences.

An animal's survival often depends on the way it responds to a change in its environment. Many ___________ fly south in search of warmer temperatures. Bears hibernate in cold weather when there is less food. Penguins huddle together in groups to keep warm and safe from predators.

• penguins

• birds

• bears

• snakes

Choose the correct words to complete the sentences.

An animal's survival often depends on the way it responds to a change in its environment. Many birds fly south in search of warmer temperatures. Bears ______________ in cold weather when there is less food. Penguins huddle together in groups to keep warm and safe from predators.

• go dormant

• hibernate

• migrate

• fly

Choose the correct words to complete the sentences.

An animal's survival often depends on the way it responds to a change in its environment. Many birds fly south in search of warmer temperatures. Bears hibernate in cold weather when there is less food. _______________ huddle together in groups to keep warm and safe from predators.

• Squirrels

• Bears

• Penguins

• Snakes