Photosynthesis and Cellular Respiration — Unit test Answers

Which of the following two cycles are the most closely related in their role in sustaining life?a.carbon and nitrogenb.water and nitrogenc.carbon and oxygend.nitrogen and phosphorus

Which is true for both photosynthesis and cellular respiration?

Biogeochemical cycles recycle water and natural elements throughout the biosphere to ensure that organisms do not run out of these substances. Diagram by NASA/Kevin Saff Diagram by Ilmari Karonen Which of the following processes plays an important role in cycling carbon, nitrogen, and phosphorus?

Which best summarizes the flow of energy in a producer?

What is likely to happen in the long term if the Earth continues to absorb more energy than it emits?a.The Earth will discontinue recycling energy.b.Organisms will begin to compensate for the change by incorporating more energy.c.The overall temperature of the Earth will increase.d.The nutrient cycles will happen more frequently.