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8 Cards in this Set
- Front
- Back
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producers
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green plants and algae
they make food by photosynthesis |
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primary consumers
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usually eat plant material - they are herbivores
for example rabbits, caterpillars, cows and sheep |
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secondary consumers
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usually eat animal material - they are carnivores
for example cats, dogs and lions |
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predators
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kill for food
they are either secondary or tertiary consumers |
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prey
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the animals that predators feed on
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scavengers
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feed on dead animals
for example, crows, vultures and hyenas are scavengers |
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decomposers
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feed on dead and decaying organisms, and on the undigested parts of plant and animal matter in faeces
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biomass
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the mass of living material at a stage in a food chain. Biomass decreases from one stage to the next, just like the amount of energy.
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