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CP Ecology Part 2
Ecology Part 2 F14
| Question | Answer |
|---|---|
| herbivore | Organisms that eat only producers (green plants) |
| heterotroph | An organism that cannot synthesize its own food and is dependent on complex organic substances for nutrition. |
| ingestion | A heterotrophic mode of nutrition in which other organisms or detritus are eaten whole or in pieces. |
| limiting factors | restrict the growth of a population |
| metamorphosis | process of change through which an immature organism passes as it grows to adulthood |
| nutrition | the process by which organisms take in and utilize food material. |
| regulation | to keep in control |
| J curve | curves –shows population growth with exponential curve; has no limits |
| mutualism | A feeding relationship in which both organism benefit. |
| nitrogen cycle | process by which nitrogen is exchanged between organisms and the environment. |
| parasitism | A feeding relationship where only one organism benefits and the other is harmed |
| predator | Preys on other organisms |
| prey | The animal being hunted for food |
| producers | An organism at the bottom of the food web that can manufacture its own food from energy and carbon atoms in its environment. |
| S curves | when the rate of the population slows down as it reaches the carrying capacity (when the environment can’t longer handle the number of species) |
| sampling | to estimate the size of a population is to collect data by taking random samples. |
| symbiosis | A close relationship where at lease one member benefits. |
Created by:
nbctbio
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