Which of the following statements about biological diversity is NOT true?
A. Many species that are in danger of extinction have not been identified and studied.
B. Biodiversity is evenly distributed throughout the biosphere.
C. Scientists estimate that 10-50 million species exist.
D. Biodiversity refers to the variety of life on Earth.
E. Biodiversity is described in terms of genetic, community, and landscape diversity.
Answer: B
You might also like to view...
Synaptic potentials are due to the opening
a. voltage-gated ion channels b. chemically-gated ion channels
Which event cannot be determined by looking at the annual rings of a tree? a. Evidence of fires b. All can be determined by looking at the annual rings of a tree
c. Evidence of pests in the community d. Age of the tree e. Evidence of diseases in the community
Which term refers to a form of energy that activates receptor endings of sensory neurons?
a. threshold b. sensation c. transduction d. stimulus e. action potential
When geographic isolation occurs, under what conditions might you expect the most rapid speciation?
A) when there is similarity in the food supply in both locations B) when the climate is very different in the two locations C) when the species has a long generation time D) when one of the two groups becomes extinct