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The map shows the distribution of wild boars in the United States (shaded area). Which of these facts about wild boars is best supported by the evidence provided?
A
Wild boars were brought to the United States by humans.B
Wild boars have quickly spread through the United States.C
Wild boars have established successfully mostly in areas with warm climates.D
Wild boars have a high reproductive rate and no natural predators.22
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Review the picture below.Which would be the most accurate title for this picture?
A
primary succession after a controlled fireB
primary succession after a volcanic eruptionC
secondary succession after a controlled fireD
secondary succession after a volcanic eruption23
What best describes the association between the carbon cycle, plants, and animals?
A
Plants fix carbon and release oxygen, and animals release carbon and use oxygen.B
Animals fix carbon and release oxygen, and plants release carbon and use oxygen.C
Animals fix carbon through respiration, and plants fix carbon through photosynthesis.D
Plants decompose fixing carbon, and animals decompose releasing carbon.24
Which molecule would be the most affected by limited nitrogen?
A
myofibrillar proteins in muscleB
glucose molecules in starchC
fat molecules surrounding organsD
cellulose molecules in plant cell walls25
An ecosystem has experienced a flood. Which type of plants would you expect to see growing first after the flood?
A
shrubsB
lichenC
small annual plantsD
pine and oak treesDid you find these answers helpful?
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