Which level of organization describes an oak tree forest with bacteria, fungi, dead leaves, butterflies, blue jays, stones?

A)biome
B)biosphere
C)community
D)ecosystem

Which formula can be used to calculate the molar mass of hydrogen peroxide

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves