COMPLETE CONCEPT INTEGRATION™ SCIENCE
TOPIC: THE WEB OF LIFE
IDENTIFYING THE NUMBER OF PREY
AND PREDATORS IN THE FOOD WEB
BH
A E
C H
F G
DH
STEP INSTRUCTIONS EXAMPLE
Identify the food producers.
1 Look for the organism(s) with arrows A
pointing AWAY from it/them only.
Identify the predator only.
2 Look for the organism(s) with arrows
H
pointing TO it/them only.
Find the herbivores/plant eaters.
3 Look for the organism(s) with arrows from F DH
the food producers pointing AT it/them.
1 CROSS OUT the organisms that have been
identified in Steps 1 to 3.
4 2 COUNT the remaining number of organisms in the
food web to determine the number of prey and
predators.
Answer: 3 prey and predators (C, E, G)
NOTE: Organisms that are categorised as prey and predators are animals
that feed on other animals and are also eaten by other animals.
As such, they cannot be food producers, predator only or herbivores.
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