The average, year after year conditions of temperature, precipitation, winds, and cloud in an area are known as its
a. climate
b. weather.
c. global warming
d. seasons

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air

The science for classifying and naming organisms is known as