AQA GCSE Biology · 8461
Specification 4.7.2.1, 4.7.4.1 · Paper 2
A consumer that eats a primary consumer.
Revise: Food Chains and Predator-Prey RelationshipsIn grass → rabbit → fox, the rabbit is the primary consumer and the fox is the secondary consumer. In a longer chain such as alga → water flea → small fish → heron, the water flea is the primary consumer, the small fish is the secondary consumer and the heron is the tertiary consumer.
- Revise: Trophic Levels
A carnivore that eats primary consumers and occupies trophic level 3.