Ecosystems and Animal Adaptations Study Guide

An ecosystem is a community where living organisms interact with each other and their physical environment.

• A complex community of living and non-living components

• A group of animals only

• A single species living in isolation

• Only plants and animals interacting

Fill in the blank: A habitat is the natural home of a plant or animal where it can find food, shelter, and ____.

• water

• sunshine

• warmth

• space

Which of the following is a key term related to ecosystems?

• Community

• Shelter

• Blubber

• Predator

Adaptations are changes in an organism that enable it to survive in its environment.

• Changes that allow survival

• Migration techniques

• Behavior modifications only

• Environmental disturbances

Fill in the blank: Blubber is a thick layer of fat found in sea mammals that helps insulate their bodies, keeping them warm in ____ water.

• cold

• warm

• hot

• chilly

Which of the following is an example of camouflage?

• Chameleons changing color

• Birds building nests

• Fish swimming in schools

• Bears hibernating

A predator is an animal that hunts and kills other animals for food.

• An animal that hunts and kills other animals for food.

• An animal that is hunted by other animals.

• An animal that feeds on plants.

• An animal that scavenges for dead animals.

Fill in the blank: A predator is an animal that hunts other animals for ____.

• food

• protection

• companionship

• warmth

What adaptations do polar bears have to survive cold weather?

• They have a thick fur coat and a layer of blubber

• They have feathered wings for insulation

• They hibernate all winter to avoid the cold

• They live in tropical climates during winter

What does this help them survive?

• Cacti have adaptations like long roots and the ability to store water in their stems.

• It makes them immune to most plant diseases.

• It enables them to capture more sunlight during the day.

• It helps them resist high winds and heavy rains.