Why are wind turbines are sometimes located on high hills? a) so they do not interfere with people’s lives
b) to revive the most sunlight possible
c) to take advantage of the prevailing winds
d) to minimize animal casualties

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

What processes take place before the mature mrna exits the nucleus?

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land