The tropics are known to have greater species diversity than the temperate zones.Which explanation for this phenomenon is the least convincing?
A. Niches are narrower in the tropics.
B. Fewer predators in the tropics allow more prey species to flourish.
C. Seasonal variability is less in the tropics.
D. Greater spatial heterogeneity in the tropics creates more niches.
E. The tropics have greater plant production, which supports greater overall species richness.
Answer: B
You might also like to view...
During HIV reproduction, spike glycoproteins
A. do not enter the cell with the virus. B. are released into the cytoplasm by cellular enzymes. C. are embedded in the infected cell membrane. D. are assembled into the virus along with reverse transcriptase. E. are embedded in the viral capsid.
In general, how are prokaryotic and eukaryotic cells different and how are they similar?
What will be an ideal response?
The embryonic skeleton consists of
a. bone and ligaments. b. cartilage and tendons. c. cartilage and membranes. d. cartilage and ligaments. e. bone and membranes.
In what way are insects, arthropods, and molluscs similar to each other?
a. They have a skeleton. b. They have eyespots. c. They have wings. d. They have ocelli