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What are trophic relationships?
Living things
1
Look at the picture and do these activities.
a)
Are the animals carnivores, herbivores or omnivores?
Make a Venn diagram.
b)
Add six more animals to your diagram.
G
E T T I N G S T A R T E D
Animals eat plants or other animals in their ecosystem.
The relationships between the organisms that eat and the
organisms that are eaten are called
trophic relationships
.
1.
Plants are
producers:
they make
their own
food.
2.
Caterpillars are herbivores.
They are primary
consumers
:
they feed on plants.
3.
Praying mantis are carnivores.
They are secondary consumers:
they feed on herbivores.
4.
Owls are carnivores. They are
tertiary consumers: they feed
on secondary consumers.
5.
Fungi and bacteria are
decomposers: they break
down the remains of
dead organisms.
Some animals, such
as earthworms, are
decomposers. They
break down dead leaves
excrement and anything
else they nd in the soil!
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