ECOLOGY
ENERGY FLOW AND THE FOOD CHAIN
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The section “Living Links” introduces carnivores, and carnivores are mentioned in the last two sections.
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The section “Living Links” identifies humans as consumers, and humans are addressed in the sections that follow.
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The section “Living Links” defines a food chain before the other sections give an example of a specific food chain.
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The section “Living Links” explains how the sun provides energy for all living things, and the sections that follow prove that this is the case.
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The section “Living Links” gives examples of food chains that are recognizable before the other sections introduce a possibly unfamiliar food chain.
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Detailed explanation-1: -What does the word remote most likely suggest about human contact with the island? The island can only be reached by radio signals.
Detailed explanation-2: -The living things that eat producers and other animals are called consumers. A predator is an animal that eats other animals. The animals that are eaten are called prey. Predators are at the top of a food chain.
Detailed explanation-3: -PRODUCERS: At the bottom of the food chain, plants are natural producers and provide food and nutrients to consumers. HERBIVORES: Herbivores nourish on plants and insects. PREDATORS: Predators prey on herbivores or other predators. DECOMPOSERS: When an animal dies, scavengers and decomposers break them down.
Detailed explanation-4: -Carnivores that eat herbivores are called secondary consumers, and carnivores that eat other carnivores are called tertiary consumers.