A recent study has shown an increase in the number of predators in an ecosystem. Which of the following is not a possible cause for the growth?
Suppose a group of bobcats that normally live and hunt in the tops of mountains, start hunting prey at the base of the mountain and move into the valley below. Which of the following will most likely happen to the prey in the valley?
An ecosystem has experienced a recent decrease in its plant populations. Which of the following is a possible reason for the decline?
What types of organisms will be affected by a decreased supply of water in an ecosystem?
What types of organisms would you expect to see in an area that recently experienced a volcanic eruption?
Which of the following is not an example of an abiotic factor?
Which of the following scenarios represents change to an ecosystem brought about by biotic factors?
Which of the following does not occur in an aquatic ecosystem as a result of nutrient loading?
A recent study has shown an increase in the number of predators in an ecosystem. Which of the following is not a possible cause for the growth?
What types of organisms will be affected by a decreased supply of water in an ecosystem?
Which of the following scenarios represents change to an ecosystem brought about by biotic factors?
What determines the carrying capacity of an ecosystem?
Arrange the events of succession after a volcano erupted in their proper order.
Which of the following does not occur in an aquatic ecosystem as a result of nutrient loading?
Pioneer species survive by living on rocks and minerals.
Secondary succession can only occur as a transition from primary succession.
Which of the following factors might be affected by a wildfire?
Suppose a predator species became extinct over a short period of time. Which of the following would most likely happen to that predator’s prey species in the short term?
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