Unit 5 Organisms & Environments Review

Multiple Choice

Which external structure will help animal catch its prey?

• Hair

• Sharp claws

Multiple Choice

Which of the following statements correctly describes the structure that helps this animal survive in its environment? 

• thick layer of blubber

• big furry ears

• a transparent eyelid

• the ability to change colors with the seasons

Multiple Choice

Which of the following statements is correct?

• A giraffe has long legs to reach watering holes easily.

• A giraffe has a long tail to help guide him when he runs.

• A giraffe has a long neck to reach the leaves of tall trees.

• A giraffe has a long mane down its neck to help it run faster.

Multiple Choice

The spotted fur of a leopard and spotted skin of a leopard gecko are shown in the photographs below. 
How do these body coverings help organisms in their environments?

• They help organisms find food.

• They help organisms eat food quickly.

• They help organisms camouflage into their surroundings. 

Multiple Choice

An arctic fox has white fur in the winter and brown fur in the summer. This structure is important for the fox because...

• It allows it to hide from its predators.

• It's white fur allows it to camouflage in the winter months.

• It's brown fur allows it to camouflage in the summer months.

• All answers are correct

Multiple Choice

What type of ecosystem is this?

• tundra

• desert

• wetland

Multiple Choice

What type of ecosystem is this?

• forest

• tundra

• grassland

Multiple Choice

What type of ecosystem is this?

• aquatic ocean

• grassland

• forest

Multiple Choice

What type of ecosystem is this?

• tundra

• forest

• grassland

• desert

Multiple Choice

What type of ecosystem is this?

• forest

• ocean

• grassland

• desert

Multiple Choice

What is a carnivore?

• an animal that eats plants

• an animal that eats plants and animals

• an animal that only eats other animals

Multiple Choice

What is an herbivore?

• a plant that produces its own food

• an animal that eats plants and animals

• an animal that eats only plants

Multiple Choice

What type of consumer is this animal?

• herbivore

• omnivore

• carnivore

Multiple Choice

a flower is a _________

• consumer

• producer

Multiple Choice

Is this animal a producer or a consumer?

• producer

• consumer

Multiple Choice

Look at this food chain. If the number of mice suddenly INCREASES, which population will DECREASE?

• Grass

• Grasshopper

• Mouse

• Owl

Multiple Choice

What is a life cycle?

• how a living thing grows and changes

• how living things die off

• how humans help plants grow

• how new plants are made

Multiple Choice

In which stage of a plant life cycle are seed produced?

• mature plant

• seedling

• seed

• sprouting seed (germination)

Multiple Choice

What is this diagram a model of?

• a chicken's day

• the water cycle

• a life cycle

• a chicken's family

Multiple Choice

These tadpoles are a stage in the life cycle of what animal?

• fish

• frog

• turtle

• insect

Multiple Choice

What is the first stage of the frog life cycle?

• eggs

• tadpole

• froglet

• adult

Multiple Choice

Changes to an environment may make it more difficult for an organism to find ___________

• food.

• shelter.

• water.

• all of the above

Multiple Select

Choose TWO natural events that cause short-term change in environments.

• landslides

• climate

• hurricanes

• animals

Multiple Choice

Very little rainfall, hot weather, and cracked ground

describe which SHORT TERM change to an environment?

• volcanic erruption

• landslide

• drought

• flood

Multiple Choice

A fire destroys all of the trees and plants in the forest. How might this affect the birds in the area?

• The birds will plant seeds and grow new trees.

• The birds will have more food to eat.

• The birds will plant seeds and grow new trees.

• The birds will have no place to build their homes.