ECOLOGY
ECOSYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Several species of primary consumers may feed on the same species of producer.
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A consumer eats only one type of producer.
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Detritivores consume dead organic matter from a specific trophic level.
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Nutrient transfer moves from producer to consumer and back.
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Detailed explanation-1: -The answer is therefore a). Food webs do include omnivores since they include multiple food chains. Food webs are more complex than a simple chain of organisms feeding on each other in a sequence. They also have a high number of linkages.
Detailed explanation-2: -The primary consumers are herbivores (vegetarians). The organisms that eat the primary consumers are meat eaters (carnivores) and are called the secondary consumers.
Detailed explanation-3: -The following statements about the food web are FALSE: (b) The snake is a primary consumer. (e) The squirrel is at the first trophic level of this ecosystem. Answer (b) is wrong because primary consumers are herbivores. Herbivores consume the producers.
Detailed explanation-4: -Option C. A food chain is a series of animals feeding on one another. A food web consists of a number of interlinked trophic levels: Food chain not only involves animals, but also plants.