BioGeochemical Cycling

Last updated over 3 years ago
18 questions
Note from the author:
Go to this website: Biogeochemical cycles. Read the article and use the information to answer the questions below.
Go to this website: Biogeochemical cycles. Read the article and use the information to answer the questions below.
Discussion Questions
1

Define “biogeochemical cycle.”

1

Defend the following statement: The earth can be considered both an open and a closed system.

1

State the Law of the Conservation of Matter.

1

Fill in the table below.

1

What is the difference between the sedimentary cycles and the gaseous cycles? Give two examples of each type of cycle.

1

How do the molecules in living organisms return to nutrient cycles?

1

What is the difference between micro- and macro-elements?
Give one example of each.

1

List three reasons that biogeochemical cycles are important.

1

What factors determine the speed of nutrient cycling?

1

Which type of cycles (gaseous or sedimentary) is faster, and why?

1

Define the following: reservoir, exchange pool, influx

1

Why does the disruption of one nutrient cycle cause disruptions in all other cycles?

1

What cycles are disrupted by the use of fertilizers?

1

Explain how combustion of fuels leads to acid rain.

1

State two things that humans do that increase biologically available nitrogen.

1

Why is the water cycle important for all other nutrient cycles?

1

What processes made oceans salty?

1

In general, how have humans impacted biogeochemical cycling?