AP BIOLOGY

ECOLOGY

ENERGY FLOW AND THE FOOD CHAIN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A plant or animal that gets its energy (food) from other living things is called:
A
Decomposers
B
Consumers
C
Carnivores
D
Herbivores
Explanation: 

Detailed explanation-1: -Consumers constitute the upper trophic levels. Unlike producers, they cannot make their own food. To get energy, they eat plants or other animals, while some eat both. Scientists distinguish between several kinds of consumers.

Detailed explanation-2: -A heterotroph is an organism that eats other plants or animals for energy and nutrients. The term stems from the Greek words hetero for “other” and trophe for “nourishment.” Organisms are characterized into two broad categories based upon how they obtain their energy and nutrients: autotrophs and heterotrophs.

Detailed explanation-3: -A consumer is the one who purchases the product for his/her own need and uses or consumes it. A consumer cannot resell the good, product or service but can consume it to earn his/her livelihood and self-employment. Definition of consumer. The consumer is the one who is the end-user of any goods or services.

Detailed explanation-4: -Consumers can be carnivores (animals that eat other animals) or omnivores (animals that eat both plants and animals). Omnivores, like people, consume many types of foods.

Detailed explanation-5: -Living things that have to hunt, gather and eat their food are called consumers. Consumers have to eat to gain energy or they will die. There are four types of consumers: omnivores, carnivores, herbivores and decomposers. Herbivores are living things that only eat plants to get the food and energy they need.

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