In the carbon cycle, carbon moves from reservoir to reservoir as various organic and inorganic processes occur on Earth. Only a small percentage of the global carbon is moved in this cycle each year. The remaining carbon is stored in these reservoirs. Of the following reservoirs, which contains the greatest amount of stored carbon? plant biomass

the atmosphere

fossil fuels

the deep ocean

2. which is the last step in the scientific method?

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere

Crinoids, also known as sea lilies, appear to be sea plants but are not plants at all. crinoids are an echinoderm species which uses anchoring structures called holdfasts to attach themselves to the sea floor. crinoids were most abundant in pennsylvania during the mississippian period, which ranged from 375 to 320 million years ago. fossils of the crinoids shows that during most of this time pennsylvania was that provided favorable conditions for crinoid growth. a) glacial terrain b) a dry and sandy plain c) mostly mountain ranges d) covered by warm, shallow seas