The evolution of jaws played an important role in the evolution of fish because it allowed them
to
a. diversify feeding styles. d. all of the above
b. increase oxygen consumption. e. B and C
c. increase food consumption.
D
You might also like to view...
People who are pessimistic about future world food production offer several arguments about constraints on the future. What is NOT one of their arguments?
A) There are biological limits to the productivity of fisheries. B) There are biological limits to the productivity of rangelands. C) Technology will fail to increase productivity. D) Tropical environments are fragile. E) Fresh water is increasingly scarce.
Solifluction is an important mass wasting process in areas of permafrost
Indicate whether the statement is true or false
Each of the following is true about the recycling of paper except
A. requires source separation of solid wastes. B. the demand on local landfills is increased. C. saves energy over producing paper from newly cut trees. D. is facilitated when large quantities of one type of paper are involved.
What is the difference between sewage and wastewater?
A) Wastewater is sewage that has been fully processed in a sewage treatment plant to remove all solids and pathogens. B) Sewage and wastewater are synonymous. C) Sewage is wastewater that contains urine and feces and other wastes from households, but wastewater also includes stormwater and water contaminated from agricultural and industrial processes. D) Wastewater does not contain the toilet paper and human water-borne wastes that are found in sewage.