AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A bear eats both berries and the meat of other animals. For this reason, a bear would be considered an ____
A
carnivore
B
herbivore
C
omnivore
D
prey
Explanation: 

Detailed explanation-1: -Omnivores. Any animal that can eat both plants and animals is an omnivore. People are omnivores, containing with flat and sharp teeth and the ability to digest meat, fruit, and vegetables for food. Bears are another example of omnivores as they eat both berries and meat.

Detailed explanation-2: -Bears are classified as omnivores by animal scientists since plant-based foods make up 70-80% of their diet. Bears, on the other hand, require proteins, which they obtain from meat. They also require animal fat to maintain ideal weight, vitality, and reproduction, which means they will occasionally ingest meat.

Detailed explanation-3: -Bears are omnivores that have relatively unspecialized digestive systems similar to those of carnivores. The primary difference is that bears have an elongated digestive tract, an adaptation that allows bears more efficient digestion of vegetation than other carnivores (Herrero 1985).

Detailed explanation-4: -Animals that eat both animals and plants are called omnivores. This type of animal has the advantage of a wide selection of food to satisfy their hunger and dietary needs. Some scientists call omnivores “opportunistic eaters.” This means that they can and will eat almost anything that is around when they are hungry.

Detailed explanation-5: -All bears are considered omnivores-and yes, they all love the taste of honey-but each species has a preferred diet. Polar mostly eat seals. American black bears love berries and insect larvae when they’re available, and giant pandas mainly eat bamboo, though they’ll also eat small animals.

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