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Which of the following is a decomposer in a desert ecosystem?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
Which of the following best describes the influence of emigration on the size of a population?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
Which of the following is a producer?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
Which of the following best describes the relationship between carrying capacity and death rates?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
How may a drought most likely affect an environment?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
Which of the following best describes the influence carrying capacity has on the size of a population?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
Assuming all other variables are constant, what happens to a population when immigration exceeds emigration?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
Which of the following best identifies the relationship between fleas and dogs?
As population size approaches the carrying capacity, death rates begin to increase.
The carrying capacity limits the size of a population.
bacteria
In general, as emigration from an area increases, the population of the area decreases.
vegetation
Fleas are parasites, and dogs are their hosts.
The population increases.
The population of vegetation decrease & decreases in the populations of dragonflies, frogs & snakes.
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