IGCSE Biology 4 Views 1 Answers
State that consumers may be classed as primary, secondary, tertiary and quaternary according to their position in a food chain
State that consumers may be classed as primary, secondary, tertiary and quaternary according to their position in a food chain
Answer
Consumers can be classified into different categories based on their position in a food chain. These classifications include:
- Primary Consumers: These are herbivores that feed directly on producers (plants or algae). They occupy the first level of consumer in the food chain. Examples include rabbits, deer, and grasshoppers.
- Secondary Consumers: These are carnivores that eat primary consumers. They occupy the second level of consumers in the food chain. Examples include frogs (which eat grasshoppers) and small birds that feed on insects.
- Tertiary Consumers: These are higher-level carnivores that prey on secondary consumers. They occupy the third level in the food chain. Examples include snakes (which eat frogs) and larger birds of prey like hawks.
- Quaternary Consumers: These are apex predators that are at the top of the food chain, feeding on tertiary consumers. They occupy the highest level of consumers in the food chain. Examples include eagles and large carnivorous mammals like lions.
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