Plants and Animals Response to Stimuli

Maria is observing some squirrels at the park. When a dog comes running through, Maria observes that all the squirrels run away. Which best describes what the squirrels are doing?

• changing their environment

• responding to stimuli

• playing with a dog

Tags

NGSS.4-LS1-2

Maria is observing some squirrels at the park. She notices that squirrels climb up the 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 forming a group to protect themselves from danger.

Tags

NGSS.MS-LS1-8

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

• sight

• taste

• smell

Plants and animals need to be able to ________ a change in their environment.

• survive

• adapt

• stimuli

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS4-4

When animals cannot adapt to their environment they may go _______ (gone forever).

• senses

• survive

• extinct

Tags

NGSS.MS-LS4-1

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

• 
• 
• 
• 

An animals survival often depends on the way it responds to its environment. Many ______ fly south in search of warmer temperatures.

• birds

• penguins

• bears

Bears _____ in the winter when there is less food.

• hibernate

• migrate

• go dormant

Tags

NGSS.MS-LS2-1

Penguins huddle together to keep safe from ________

• prey

• heat

• predators

Tags

NGSS.MS-LS2-4