Predator-prey relationships
I can describe and explain the relationship between predator and prey populations.
Predator-prey relationships
I can describe and explain the relationship between predator and prey populations.
Lesson details
Key learning points
- Predators are hunters and prey are hunted.
- Different factors can affect the population sizes of predators and prey (e.g. disease).
- There is a relationship between the predator and prey population sizes, each is impacted by changes in the other.
Common misconception
The change in the size of a population will only affect another population if they are predator-prey
Ensure that pupils are given opportunities to see how changes in population size impact all other organisms in the food chain.
Keywords
Predator - An animal that hunts and eats another animal.
Prey - An animal that is caught and eaten by another animal.
Population - A group of organisms of the same type, in the same place, is called a population.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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Starter quiz
6 Questions
producer
primary consumer
secondary consumer
tertiary consumer
Exit quiz
6 Questions
increase the size of a population
decrease the size of a population
can increase or decrease the size of a population