According to the concept of “latitudinal gradient,” which of the following happens?
a. Species richness increases toward the equator.
b. Species richness decreases toward the equator.
c. Species richness decreases over time.
d. Countries like Canada have many more species than expected.
Answer: A
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A. on land. B. in the deep ocean. C. by the wind. D. in the shallow ocean.
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This is used as a guide to planting and determining the approximate date for harvesting crops:
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