Marine invasive species like this tropical seaweed
1.may expand their range if global warming continues.
2.will be eaten by native species very soon after the invasion.
3.must reproduce even more successfully in their new habitat.
4.once introduced cannot be stopped.
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If an area in the upper atmosphere is undergoing convergence, ____ is most likely occurring at Earth's surface below
a. convergence b. divergence c. rain d. snow
Normal sea level pressure has a value of
A) 1013.2 millibars. B) 500 mb. C) 28.50 inches of lead. D) 32.01 millibars of mercury.
Insect-eating warblers reduce interspecific competition by which of the following?
a. They migrate into the forests at different times of the year, so that they are not present at the same time. b. They build their nests in different portions of the same trees. c. They do not utilize the same tree type or habitat type. d. They spend a significant portion of their time foraging for insects in different parts of the same trees. e. They hybridize and produce broods of mixed genetic ancestry.
The sex ratio of a population is a way of stating the relative number of males and females.
Answer the following statement true (T) or false (F)