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BIO Ch3 vocab
BIO ecology vocabulary Ch 3
| Question | Answer |
|---|---|
| ecology | study of relationships between organisms and their environment |
| levels of organization | organism-population-community-ecosystem-BIOME-biosphere |
| biome | groups of ecosystems defined by geographical area and climate |
| species | a group of organisms so similar to one another that they can breed and produce fertile offspring |
| producer/autotroph | makes its own food |
| consumer/heterotroph | cannot make its own food, must eat |
| carnivore | eats animals |
| herbivore | eats plants |
| omnivore | eats both plants and animals |
| decomposer | eats dead and decaying matter & breaks down organic molecules |
| photosynthesis | process of converting energy from sun into chemical energy (stored in food molecules) |
| chemosynthesis | process by which some organisms, such as certain bacteria, use chemical energy to produce carbohydrates |
| heterotroph/consumer | cannot make their own food, have to eat |
| detritivore | eats dead matter for energy |
| food chain | series of steps in which organisms transger energy by eating and being eaten |
| food web | links all the food chains in an ecosystem together |
| cellular respiration | organisms use oxygen and glucose to produce energy in the form of ATP |
Created by:
meanderson1
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