Topic 4 Science Test

the coloring, marking, or other physical appearance of an animal that helps it blend in with its surrounding

• camouflage

• mimicry

• disguise

• attraction

what living things need

• resources

• time

• money

• space

when the new living thing harms the environment

• invasive species

• native species

• endangered species

• extinct species

something that helps

• benefit

• disadvantage

• advantage

• obstacle

a trait that helps an organism survive, find mates, or reproduce

• adaptation

• mutation

• evolution

• selection

any harmful material in the environment

• pollution

• contamination

• debris

• waste

stay alive

• thrive

• survive

• perish

• fade away

groups

• packs

• flocks

• herds

• schools

when an animal goes into a deep sleep

• hibernate

• estivate

• torpor

• sleepwalk

a group of living things of the same kind

• genus

• species

• family

• class