Vocabulary
any coloring, shape, or pattern that allows a living thing to blend into its surroundings
camouflage
today, most garbage is buried under the ground in what
landfills
many plants have _______ to help gather sunlight and to conserve (save) water
adaptations
an adaptation can be a _______ as well as a structure
behavior
no longer existing
extinct
migration
air pollution can be causes by natural sources such as _____ and _____, but can also be a result of the actions of _______
volcanoes and forest fires; people
plants that grow in very dry areas have special adaptations for _____ and ______ water
getting and storing
many adult animals increase the survival chances of their young by _______, caring for, and _______ them from predators until the yound animals are able to survive on their own
feeding and protecting
scientists study ____ to learn about plants and animals that lived long ago
fossils
anything harmful added to the air, land, or water
pollution
water is sometimes polluted by factories that dump harmful _______ into lakes, rivers, and oceans. These chemicals can be harmful to plants and animals that live in the water
chemicals
Animals need ______, _______, and ______ from predators, and shelter to stay alive. Animals have structures that help them meet these needs
food, water, and protection
many animal groups have special names:
a group of lions is a ______
a group of meerkats, ants, or termites is a ______
pride, colony
_____ can cause plants and animals to become endangered or extinct
people
any mark of remains of a plant or animal that lived a long time ago
fossil
a kind of pollution that results from the burning of coal and oil
smog
Trees lose large amounts of water through their _____
leaves
a plant or animal that feeds off another living thing and harms it
parasite
fossils found deep in the ground are ____ than fossils found above them
having a poplulation that is falling low in number and that is in danger of becoming extinct
endangered
trash thrown onto the ground is a type of land pollution called
litter
Plants may have long, shallow ______ that absorb water quickly. they may have a waxy covering and spines instead of leaves to conserve water
roots
living in _____ is one behavioral adaptation that helps animals survive
groups
three things that can cause living things to become endangered or extinct
1) habitats are destroyed
2) pollution
3) hunting