Unit 1 Review - Life Science

What stores food and begins the process of breaking it down?

• Heart

• Teeth

• Stomach 

• Brain

_______  is a muscle that pumps blood throughout the body. 

• Brain

• Stomach

• Jaws

• Heart

What part of an animal helps it process what it senses?

• tongue

• brain

• teeth

• whiskers

Tags

NGSS.4-LS1-2

What organ takes in oxygen from the air and releases carbon dioxide?

• heart

• lungs

• jaws

• brain

What is an external structure that protects the internal organs?

• Stomach

• Skin

• Ribs

• Brain

What is the main function of the spines on the prickly pear cactus shown?

• to make food

• to provide shade

• to attract animals

• to protect the plant

Which of the following is an inherited trait of a chimpanzee?

• prefers to eat fruit

• uses twigs as tools

• long black hair

• builds nests in trees to sleep

Tags

NGSS.MS-LS4-4

How would the woodpecker population in a forest area most likely be affected if houses are built in that area?

• They would produce more offspring.

• They would change the color of their feathers.

• They would experience a decrease in competition.

• They would experience a decrease in available food.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is an adaptation?

• A feature or behavior that helps an animal survive.

• The food that an animal eats.

• How energy moves in a food web.

• How animals evolve throughout time.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

How do adaptations help animals?

• to hide from predators

• to hunt for food

• to survive in their habitats

• All of these are correct