AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are animals called that feed on herbivores?
A
primary consumer
B
secondary consumer
C
tertiary consumer
D
quaternary consumer
Explanation: 

Detailed explanation-1: -Primary consumers: These are organisms which feed on plants (producers) and are commonly called herbivores. E.g. grasshopper, elephant, etc. Secondary consumers: These are organisms which feed on primary consumers or herbivores and are commonly called carnivores.

Detailed explanation-2: -Primary Consumer-Animals that consume only plant matter. They are herbivores-eg rabbits, caterpillars, cows, sheep, and deer. Secondary Consumer-Animals that eat primary consumers (herbivores). Tertiary Consumer-Animals that eat secondary consumers ie carnivores that feed on other carnivores.

Detailed explanation-3: -Types of Secondary Consumers Some secondary consumers are large predators, but even the smaller ones often eat herbivores bigger than they are in order to get enough energy. Spiders, snakes, and seals are all examples of carnivorous secondary consumers. Omnivores are the other type of secondary consumer.

Detailed explanation-4: -Carnivores will feed on herbivores, omnivores, and other carnivores in an ecosystem. A natural community depends on the presence of carnivores to control the populations of other animals. Large carnivores include wolves and mountain lions. A large carnivore might hunt down large herbivores such as elk and deer.

Detailed explanation-5: -Secondary consumers are largely carnivores that feed on the primary consumers or herbivores. They are heterotrophs, specifically carnivores and omnivores. Carnivores only eat other animals. Omnivores eat a combination of plants and animals.

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