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resources |
If organisms cannot get the resources they need their populations may only be small.
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migration |
Migration is when animals move out of an area, usually when recourses become scarce.
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competition |
Organisms are in competition with one another for the resources they need.
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predator |
A predator is an animal that catches and eats other animals.
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consumer |
A consumer is an organism that has to eat other organisms to stay alive, for example animals.
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carnivore |
A carnivore is an animal that only eats other animals.
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herbivore |
A herbivore is an animal that eats plants only.
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producer |
A producer is an organism that is able to make its own food, for example plants.
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pyramid |
A pyramid of numbers is a way of showing the numbers of different organisms in a food chain.
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pesticide |
A pesticide is a chemical that kills pests.
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insecticide |
Insecticide is poison used to kill insects.
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chemical |
Organisms contain stored energy called chemical energy.
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* This sentence was added by a Spellzone user.
Spelling Practice: Exploring Science 8Dd-8DeEnhance your spelling proficiency with interactive and fun exercises.
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Handwriting Practice: Exploring Science 8Dd-8DeStrengthen spelling retention through writing practice.
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