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Film summary
How energy that is passed through living things can be described as a food chain. Journey through a food chain, from primary producers at the bottom to tertiary consumers at the top.Key facts
- A "food chain" describes how energy derived from the Sun passes between living things.
- Producers are plants that harness the Sun's energy and convert it to sugars.
- Primary consumers, or herbivores, feed directly on the plants.
- Secondary consumers, or carnivores, feed on other animals.
- At different stages of the chain, some of the original energy is lost - this is often represented as a pyramid of biomass.
Transcript
The ultimate source of all life-supporting energy is the Sun.
How this energy is passed through living things can be described as a food chain - which simply states which organisms eat others.
At the bottom of every food chain are organisms known as producers that harness the Sun's energy and convert …
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