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Chapter 46: Q. 9 (page 1369)

The position of an organism along a food chain is known as its ________. a. locus b. location c. trophic level d. microcosm

Short Answer

Expert verified

The correct option is c. trophic level .

Step by step solution

01

Step 1. Given information

The term “food chain” is sometimes used metaphorically to describe human social situations. Individuals who are considered successful are seen as being at the top of the food chain, consuming all others for their benefit, whereas the less successful are seen as being at the bottom.

02

Step 2. Explanation

The correct option is c. trophic level .

. In ecology, a food chain is a linear sequence of organisms through which nutrients and energy pass: primary producers, primary consumers, and higher-level consumers are used to describe ecosystem structure and dynamics. There is a single path through the chain. Each organism in a food chain occupies what is called a trophic level.

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Most popular questions from this chapter

Pyramids depicting the number of organisms or biomass may be inverted, upright, or even diamond-shaped. Energy pyramids, however, are always upright. Why?

How does the amount of food a warm-blooded animal

(endotherm) eats relate to its net production efficiency

(NPE)?

A food chain would be a better resource than a food web to answer which question? a. How does energy move from an organism in one trophic level to an organism on the next trophic level? b. How does energy move within a trophic level? c. What preys on grasses? d. How is organic matter recycled in a forest?

The weight of living organisms in an ecosystem at a particular point in time is called: a. energy b. production c. entropy d. biomass

2. The process whereby oxygen is depleted by the growth of microorganisms due to excess nutrients in aquatic systems is called ________. a. dead zoning b. eutrophication c. retrofication d. depletion
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