Warmup 03/09/18
What two processes fuel the carbon cycle?
cellular respiration and photosynthesis
When energy is released from sugar molecules, many by - products are formed. Which by - product is expelled from the cell?
CO2
The by-products of cellular respiration include
carbon dioxide and water
Which MOST LIKELY represents the gas being released and the process used to make it?
carbon dioxide, respiration
During aerobic cellular respiration, ___________ combines with hydrogen ions and the product is released as a by-product of respiration.
oxygen
The final electron acceptor in aerobic respiration is
oxygen
During cellular respiration, every living thing in this food web uses ______ gas and releases ______ back into the environment.
oxygen:carbon dioxide
What substance is a reactant, along with oxygen, in cellular respiration?
sugar
What are the reactants of cellular respiration?
sugar and oxygen
Both cellular respiration and the burning of fossils fuels release energy. This can be attributed to
the breaking of bonds during oxidation