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Ecosystems

3rd Grade Vocabulary

QuestionAnswer
animals that begin life breathing with gills in water and later develop lungs amphibians
animals that have a backbone vertebrates
organism whose body temperature changes with the temperature of the air around it cold-blooded
characteristics an organism is born with inherited traits
what an organism must have in order to stay alive basic needs
features of a living thing characteristics
a change that makes an organism better able to survive adaptation
what surround an organism environment
the natural environment of an organism habitat
a community of different organisms and their environment ecosystem
land that has wet, spongy soil such as a swamp wetlands
land covered with trees and shrubs woodlands
an animal that hunts and eats other animals predator
an animal that is hunted by a predator prey
transfer for energy from one organism to another food chain
an organism that can make its own food producer
an organism that eats only plants herbivore
an organism that eats only animals carnivore
an organism that eats both plants and animals onmivore
any living thing organism
interrelated food chains in an ecosystem food web
cold-blooded vertebrates that are covered with scales reptiles
thin flat plates that cover reptiles scales
an area with very little rainfall desert
treeless, flat land covered with grasses prairie
organs in the respiratory system that transfer oxygen to the blood lungs
respiratory organs that remove dissolved oxygen from water gills
dies perish
lives and grows thrive
Created by: llvaugha
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