Biology, 29.10.2019 16:31 fruitsnaxFTW5535
In a forest ecosystem, a species of bird was introduced. the birds had few predators, and for a period of time its population rose steadily and then roughly leveled off. which of the following conclusions provides the best explanation for this phenomenon?
a. a predator of the birds entered the ecosystem, causing the bird population to level off.
b. migration of birds into the ecosystem began to decline, and emigration began to increase.
c. another species of bird was introduced, and the two species competed for nesting sites and food.
d. the ecosystem reached its carrying capacity, and was not able to support continued population growth.
Answers: 1
Biology, 22.06.2019 06:30
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Biology, 22.06.2019 10:20
During convection, less dense fluid rises and denser fluid sinks.
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Biology, 22.06.2019 14:30
The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping
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In a forest ecosystem, a species of bird was introduced. the birds had few predators, and for a peri...
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