Because they use the word 'chain' as a type of metaphor. They use chain as a metaphor because the food keeps on going on and on, as does a chain.
it is a food chain that is on land for example lollies are part of the land food chain but fish aren't part of the land food chain they are part of the aquatic food chain.
The bottom of the food chain is the plant or the producer.
what is the sixth consumer in the food chain?
food web
The transfer of food energy from one organism to another in stages is called a food chain. In a food chain, energy is passed from producers (plants) to primary consumers (herbivores) to secondary consumers (carnivores) and so on. Each transfer of energy represents a trophic level in the ecosystem.
Consumer.
It is called a food web and also in steps called this primary, secondary, and tertiary.
The first thing in the food chain is clled the producer, the second is called the primary consumer, the third thing is called the secondary consumer. The last thing in the food chain is called the prey.
They are first on the food chain as they are called producers. In essence, they would b eaten by a herbivore, etc.
If an animal has no predators then it is at the top of the food chain. Such an animal is called an apex predator.
Producers
trophic levels.