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Sci: Environ/Invest2

Science: Environments, Investigation 2 Vocabulary

TermDefinition
algae a large plantlike group of water organisms
aquarium a tank for keeping live water plants and animals
aquatic referring to water
aquatic environment referring to the two kinds of freshwater environments: standing-water (lakes, ponds, and vernal pools) and flowing-water (rivers, streams, and creeks)
bacteria microorganisms that act as decomposers
carnivore an animal that eats only animals
compete to rely on or need the same resource as another organism
zooplankton microscopic animals in aquatic environments
consumer an organism that cannot make its own food, They eat other organisms
decomposer an organism that breaks down plant and animal material into simple chemicals
ecologist a scientist who studies ecosystems
ecosystem a community of organisms interacting with each other and with the nonliving environment
elodea a vascular plant often found in freshwater aquariums
vernal pool a shallow, temporary pond
food chain a description of the feeding relationships between organisms in an environment
food web all of the connected and interacting food chains in an ecosystem. Arrows show the flow of matter and energy from one organism to another
habitat the natural environment of a plant or an animal
herbivore an animal that eats only plants or algae
interaction how living and nonliving components act together in an ecosystem
omnivores an animal that eats both plants and animals
photosynthesis a process used by plants and algae to make sugar (food) out of light, carbon dioxide, and water
phytoplankton microscopic plantlike organisms in aquatic environments that produce their own food
predator an animal that hunts and catches other animals for food
prey an animal eaten by another animal
producer an organism, such as a plant or algae, that makes its own food
Created by: P Hatting
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