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biology
| Question | Answer |
|---|---|
| Define biodiversity | The variety and abundance of species present in an ecosystem |
| Define population | Total number of individuals of the same species that live in an ecosystem. |
| Define species | A group of organisms with similar characteristics that can interbreed with another to produce fertile offspring. |
| Define producer | Green plant which produces own food by photosynthesis. |
| Define consumer | Animal that obtains energy by consuming other organisms |
| Define herbivore | Consumers which eat plants only |
| Define carnivore | Consumer which eats other animals only. |
| Define omnivore | Consumer which eats both plants and animals. |
| Define predator | Animal that obtains food by hunting and consuming prey organisms. |
| Define prey | Animal that is hunted and eaten by a predator. |
| Describe what a food chain represents | A food chain shows a simple feeding relationship between organnisms, showing how energy flows between individuals species. |
| State what the arrows in food chains represent | The arrow in a food chain show the energy flow |
| Name what food chains generally start with | A producer |
| Describe what a food web represents | A food web is made up of many interconnected food chains. it shows the feeding relationships between members of an community |
| Define ecosystem | All of the organisms (community) living in a particular habitat and the non-living components in which the organisms interacts. |
| If prey is removed from an food web, predict the effect on predators | The predators population would decrease due to a lack of prey |
| If predator is removed from food web, predict the effects on prey | The preys population would increase due to less predators eating them |
| Define what a niche is | A species specific job |
| Name the resources that are included in an organisms niche | |
| Describe interspecific competition | |
| Describe intraspecific competition | |
| Describe the differences between interspecific and intraspecific competition | |
| Name what animals compete for | |
| Identify a characteristic of lions that makes them a good competitor | |
| Identify characteristics of peacocks that them good competitor | |
| Name what plants compete for | |
| Cactus' long roots is a feature to help compete for...? | |
| Large flowers are a feature to help compete for.. | |
| Rapid growth in height in weeds is a feature to compete for.. | |
| Suggest why plants have different root depths. | |
| Define habitat | The place where an organism lives |
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