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Chapter 1
Living Things and Ecosystems
19
Science
4th Grade
12/05/2011

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Cards

Term
A change in a characteristic of a living thing that allows it to survive in its environment
Definition
adaptation
Term
All the nonliving things in an area
Definition
environment
Term
Animals that blend in with their environment
Definition
camouflage
Term
Anything in an ecosystem that can meet needs
Definition
resource
Term
Anything that makes the air, water, or land dirty
Definition
pollution
Term
Defenses animals use for protection
Definition
camouflage
mimicry
horns or antlers
teeth
claws
beaks
armor
quills
Term
Examples of basic needs
Definition
food, water, and protection
Term
Makes it easier for animals to find food, be better protected, and to care for their young
Definition
living in a group
Term
Needed by plants to make food
Definition
light
Term
Parts of an environment
Definition
soil, temperature, air
Term
The living and nonliving things in an area
Definition
ecosystem
Term
The type of environment determines ___
Definition
the kinds of living things that can live in an ecosystem
Term
Types of adaptation
Definition
physical characteristic
skill
behavior
Term
Ways building new things affects the plants and animals in an ecosystem
Definition
fewer resources to meet the needs of plants and animals
less room for shelter
not enough food or water
Term
When an animal goes into a deep sleep during the coldest months of the year
Definition
hibernation
Term
When animals move from one ecosystem to another to find food and water
Definition
migration
Term
When animals work together, such as some crabs and sea anemones
Definition
partnership
Term
When living things try to use the same food or shelter
Definition
competition
Term
Why plants grow toward the light
Definition
they need it to make food
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