AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the 4th trophic level called?
A
producers
B
primary consumers
C
secondary consumers
D
tertiary consumers
Explanation: 

Detailed explanation-1: -It includes carnivores.-Fourth trophic level: Tertiary consumers come under the fourth trophic level of the food chain and are constituted by the top carnivores. So, the correct answer is ‘tertiary consumer.

Detailed explanation-2: -Fourth Trophic Level: Tertiary Consumers They obtain their energies from meat, and include animals like hyenas, dolphins, and sharks.

Detailed explanation-3: -The larger fishes like tuna, barracuda, jellyfish, dolphins, seals, sea lions, turtles, sharks, and whales are tertiary consumers. They feed on the primary producers like phytoplankton and zooplankton, as well as secondary consumers like fish, jellyfish, as well as crustaceans.

Detailed explanation-4: -Tertiary consumers are those that eats the secondary consumers (large predators). For example, owls that eat snakes.

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