Atmosphere hydrosphere biosphere geosphere

help solve number 2

Oceanic CO2  

Cold temperatures from the ocean dissolves CO2 and stores it into deep waters.  

Marine Plants/algae  

Plants and Algae go through Photosynthesis  

Sediments  

Plants and Algae sink to the bottom of the ocean building up large amounts of carbon.  

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem

the law of original horizontality explains:   why rocks appear in layers. correct answer: b the law suggests that all rock layers are originally laid down (deposited) horizontally and can later be deformed.   the principle is used by geologists to make assumptions about the relative ages of sedimentary rocks.