1-Food Chains, Webs & PyramidsOnline version Chapter 2, Lesson 2: "Food Chains, Webs, and Pyramids". Read each statment and/or question and answer correctly. You can use your textbook pages 198 - 203 by Naneth Burquez 1 An insect feeds on plants. A frog eats the insect. The frog is a(n)... Choose one or more answers a primary consumer b secondary consumer c decomposer d omnivore 2 Herbivores, carnivores, and scavengers are all examples of... Choose one or more answers a producers b omnivores c consumers d decomposers 3 Competition will increase in an ecosystem if... Choose one or more answers a more space becomes available for the organisms that live there. b the energy flow through a food chain is increased. c one species moves to a different ecosystem. d the food supply decreases. 4 Assume that the plants in an ecosystem contain 200,000 calories of energy. If 10 percent of this energy is transferred at each level of an energy pyramid, how much energy will be passed on to the secondary consumers? Choose one or more answers a 200,000 calories b 20,000 calories c 2000 calories d 200 calories 5 Living things that obtain food only by hunting and killing other living things are... Choose one or more answers a b c 6 Consumers are classified by the levels they occupy in the food chain. What kind of consumer is a snake? Choose one or more answers a primary consumer b secondary consumer c tertiary consumer
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