Groundwater overdraft occurs when . a.
the location of the water table changes due to season
b.
aquifers become polluted
c.
the rate of use exceeds the rate of replenishment
d.
trees are planted

Please select the best answer from the choices provided

A
B
C
D

Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic. b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy. c. all bacterial enzymes are harmful to humans and the environment. d. microbes create pollutants and toxins that harm the environment.

Did you know that a blue wales tongue weighs more than an elephant?

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above