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CricksFoodWebVocab
Cricks Bio Ecology Vocabulary
| Question | Answer |
|---|---|
| In a food chain, what do the arrows indicate the direction of what? | energy |
| In a food chain, how much energy is passed on from one organism to the next when consumed? | ten percent |
| A diagram that shows the interaction between food chains? | food web |
| Grass, shrubs and other plants assume what role in an ecosystem? | producers |
| Animals that eat plants assume what role in an ecosystem? | primary consumers |
| Animals that eat animals that eat plants assume what role in an ecosystem? | secondary consumers |
| When two organisms live together and both benefit from the symbiotic relationship, it is called ___. | mutualism |
| When two organisms live in a symbiotic relationship, and one benefits while the other is unchanged, it is called ___. | commensalism |
| When 2 organisms live in a symbiotic relationship and one organism lives in or on the host, eventually harming it, it is called ___. | parasitism |
| What is the name given to the maximum number of organisms that an ecosystem can hold? | carrying capacity |
| Any factor that is NOT ALIVE and can affect the carrying capacity of an ecosystem is called a __ __. | abiotic factor |
| Sunlight, temperature, moisture, soil conditions and wind are examples of what kind of factor? | abiotic |
| Any factor that is IS ALIVE and can affect the carrying capacity of an ecosystem is called a __ __. | biotic factor |
| In a food web, any organism that interacts with other organisms in the web would be considered a ___ factor in that web. | biotic |
| What do you call a group of organisms so similar that they can reproduce? | species |
| What do you call the members of a single species that live in a certain area? | population |
| Members of different species that live in a certain area are called a _____. | community |
| All of the organisms living in an area PLUS the nonliving environment are called the ___. | Ecosystem |
| A group of ecosystems that share a common environment is called a ____ | biome |
| The main source for energy on Earth | sunlight |
| Organisms that use sunlight or chemicals to make their own food are called ___. | autotrophs |
| Another name for an autotroph is _____ | producer |
| The process of getting energy from the sun and making it usable for cells is called ___. | photosynthesis |
| The process of getting energy from chemical compounds and making it usable for cells is called ___. | chemosynthesis |
| Organisms that eat other organisms to obtain energy are called ___. | heterotrophs |
| Organisms that eat only plants to get energy are called ___. | herbivores |
| Organisms that eat only animals to get energy are called ___. | carnivores |
| Organisms that eat both plants and animals to get energy are called ___. | omnivores |
| Organisms that eat only dead plant and animal remains to get energy are called ___. | detritivores |
| Organisms that break down organic matter get energy are called ___. | decomposers |
| Groups of organisms can represent different levels in food webs and chains. Those levels are called ___ levels. | trophic levels |
| The organisms that ALWAYS represent the lowest trophic level are the ____ organisms | producer |
| A energy pyramid is a model that show the different trophic levels and the amount of ___ on each level | energy |
| Any factor that determines the maximum amount of a species that can survive in an area is called a ___ ___. | limiting factor |
| The maximum population that a species can survive in an area is called the area's _____ _____ | Carrying capacity |
| What do you call a predator who assumes the top level of a food web- has NO predators? | apex predator |
Created by:
russcrick
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