AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the 3rd trophic level called?
A
producers
B
primary consumers
C
secondary consumers
D
tertiary consumers
Explanation: 

Detailed explanation-1: -Commonly known as carnivores, secondary consumers consume other animals. Examples include rats, spiders, and fish.

Detailed explanation-2: -The third trophic level in the food chain consists of secondary consumers. These consumers gather energy from the primary consumers that they consume because the energy that the primary consumers glean from that which they eat is transferred to the secondary consumers.

Detailed explanation-3: -Secondary consumers, at trophic level three, are carnivores and omnivores, which obtain at least part of their nutrients from the tissue of herbivores. This includes animals and carnivorous plants that feed on herbivorous insects (insectivores).

Detailed explanation-4: -Spiders, snakes, and seals are all examples of carnivorous secondary consumers. Omnivores are the other type of secondary consumer. They eat both plant and animal materials for energy. Bears and skunks are examples of omnivorous secondary consumers that both hunt prey and eat plants.

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