first producer then first level consumer second level consumer third fourth etc.
they eat
pigs
photosynthesis
photosynthesis
A thing that eats other thing
pollution affect in food chain because due to pollution food chain is distributed.and some how some participants of food chain are have declined so.........we should get aware of it and take some steps.
The step would be the food chain. In this case the big fish is at the top of the food chain and the algae would be at the bottom.
It depends. A food chain could be fairly long with about four or five steps in it, or a food chain could have just two.
I think what you are referring to is a food chain, It is a series of energy steps from plants to animals and more animals in the form of food.
The food chain is a series of food energy steps from plants to animals in a community of living things. An example of a food chain is grass draws energy from the sun, a rabbit eats the grass, and a hawk eats the rabbit.
food chain
It is called a food web and also in steps called this primary, secondary, and tertiary.