AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
At the 5th trophic level would be ____ consumers that eat ____ consumers .
A
tertiary, quaternary
B
quaternary, tertiary
C
tertiary, secondary
D
quaternary, secondary
Explanation: 

Detailed explanation-1: -The organisms that prey on and eat tertiary consumers are called quaternary consumers. These are on the fifth trophic level in a food chain. These organisms are often the top predators, or apex predators, in the ecosystem.

Detailed explanation-2: -At the 5th trophic level would be quarternary consumer nsumers that eat itertiary consumers. Numbers of Organisms: In any food web, energy is lost each time one organism eats another. Because of this, there have to be many more plants than there are plant-eaters.

Detailed explanation-3: -Trophic level five consists of apex predators; these animals have no natural predators and are therefore at the top of the food chain. Decomposers or detritivores are organisms which consume dead plant and animal material, converting it into energy and nutrients that plants can use for effective growth.

Detailed explanation-4: -Fifth Trophic Level: Quaternary Consumers Commonly known as apex predators, quaternary consumers stand at the top of the food web. Examples include humans, wolves, lions, and orca.

Detailed explanation-5: -It is used for metabolic processes or given off to the environment as heat. This loss of energy explains why there are rarely more than four trophic levels in a food chain or web. Sometimes there may be a fifth trophic level, but usually there’s not enough energy left to support any additional levels.

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