FORESTRY
ECOLOGY AND ENVIRONMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Ling feeds her guppies one-half teaspoon of fish food every day. The average guppy population in her aquarium over a four-month period is 38 guppies. She increased the food to one teaspoon per day. After a four-month period, the average population is 53 guppies. Which of the following statements is supported by these data?
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The size of the aquarium was a limiting factor.
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One-half teaspoon of food was a limiting factor.
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As long as Ling keeps adding more food, the guppy population will continue to grow.
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Guppies reproduce rapidly.
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Explanation:
Detailed explanation-1: -Predation results in selection for more drab color patterns in guppies. Researchers further hypothesized that if predation pressure is reduced, drab coloration would become less beneficial (since females prefer brightly colored mates).
Detailed explanation-2: -What is the difference between primary and secondary succession? Primary succession is a process by which a community arises in a virtually lifeless area with no soil. Secondary succession follows a disturbance that destroys a community without destroying the soil.
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