The Amazon rainforest food chain has different trophic levels that include primary producers, primary consumers and secondary, tertiary and quaternary consumers. Decomposers or detrivores also are part of this food chain... More »

Biology-Online defines a consumer as a living thing that cannot make its own food, and must eat (or consume) other living things to survive. In the context of a tropical rainforest, all of the animals living within the r... More »

Although the species involved vary greatly, most tropical rainforest food chains follow the same general pattern of producers, primary consumers, secondary consumers and decomposers. These food chains all begin with gree... More »

The food chain of a pond starts with the producers, such as algae and plankton. Next are the various consumers, such as small fish, frogs, ducks and hawks. Lastly, there are the decomposers, such as bacteria and fungi. More »

The food chain in a grassland is producers, primary consumers, secondary consumers, scavengers and detrivores. Each part in this food chain is an important part of life in this harsh environment. More »

Abiotic factors in the Amazon rainforest include water, soil, climate, sunlight and air. All populations and organisms in the Amazonia depend on the warm climate and water, while all plants directly feed and depend on su... More »

Primary producers, or autotrophs, make up the first trophic level of all food webs. Autotrophs are organisms that produce their own energy from inorganic substances, such as carbon dioxide and water. The primary producer... More »