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Chapter 21 ecology
Vocabulary
| Question | Answer |
|---|---|
| What is it to act upon or with something? | Interact |
| What is the study of the interactions among living things and the nonliving things in their environment? | Ecology |
| What is it to act upon or with something? | Interact |
| What is the study of the interactions among living things and the nonliving things in their environment? | Ecology |
| What do you call a place that an organism lives in? | Habitat |
| What is a group of organisms of the same species that lives in the same area called? | Population |
| What does biotic mean? | Living |
| What do you call abiotic? | Nonliving |
| What is a group of different populations that live in the same area called? | Community |
| What is the interactions among the populations of a community and the nonliving things in their environment called? | Ecosystem |
| What is the number of individuals that an environment can support called? | Carrying capacity |
| What is a group of different populations that live in the same area called? | Community |
| What is the process by which a community changes over time? | Succession |
| What is the number of individuals that an environment can support called? | Carrying capacity |
| What is the process by which a community changes over time? | Succession |
| What is a community that changes little over time called? | Climax community |
| When you add anything to the environment that is harmful to living things what do you call this? | Pollution |
| What is acid rain? | Rain that is caused by pollution and is harmful to organisms because it is acidic. |
| If their are fewer of a species than there used to be what is this called? | Threatened |
| If their are almost no animals left of a certain species what is this called? | Endangered |
| If all the members of a species are dead what is that called? | Extinct |
| What is an ecosystem found over a large geographic area called? | Biome |
| What is a thing that an organism uses to live? | Resource |
| What are resources that are replaced by nature called? | Renewable resource |
| What are resources that cannot be replaced called? | Nonrenewable |
| What are fossil fuels? | Fuels formed millions of years ago from the remains of plants and animals. |
| What is the part of earth where living things can exist? | Biosphere |
| What is a food chain? | The feeding order of organisms in a community. |
| What do you call a organism that makes its own food? | Producer |
| What is a consumer? | An organism that feeds on other organisms. |
| What do you call a consumer that eats both plants and animals? | Omnivore |
| What's the pyramid of numbers? | A diagram that compares the sizes of populations at different levels of a food chain. |
| What is a food web? | All the food chains in a community that are linked to one another. |
| What is a energy pyrimid? | A diagram that compares the amounts of energy available to the populations at different levels of a food chain. |
Created by:
Patrick Dotson
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