AP BIOLOGY

ECOLOGY

ENERGY FLOW AND PRIMARY PRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Why is a shark a carnivore.
A
because it eats seaweed
B
because it eats dead animals
C
because it eats sand
D
because it eats other animals
Explanation: 

Detailed explanation-1: -Most sharks are carnivores because they like to eat fish and other sharks. Some larger sharks eat dolphins, sea lions and small whales. Smaller sharks eat smaller prey such as clams, molluscs, squid, lobster and crabs.

Detailed explanation-2: -Some carnivores, called obligate carnivores, depend only on meat for survival. Their bodies cannot digest plants properly. Plants do not provide enough nutrients for obligate carnivores. All cats, from small house cats to huge tigers, are obligate carnivores.

Detailed explanation-3: -Sharks are opportunistic feeders, but most sharks primarily feed on smaller fish and invertebrates. Some of the larger shark species prey on seals, sea lions, and other marine mammals.

Detailed explanation-4: -Although they are a diverse group of animals, sharks tend to have one of just two main types of diets. All known species of sharks are either carnivorous, meaning they mostly eat larger marine animals such as fish, seals, and turtles, or planktivorous, meaning they feed primarily on tiny species of plankton.

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