Which of the Following Statements Is Correct About Biogeochemical Cycling

question 60

Multiple Choice

Which of the following statements is correct about biogeochemical cycling?

• A) The phosphorus cycle involves the recycling of atmospheric phosphorus.
• B) The phosphorus cycle involves the weathering of rocks.
• C) The carbon cycle is a localized cycle that primarily involves the burning of fossil fuels.
• D) The carbon cycle has maintained a constant atmospheric concentration of CO₂ for the past million years.
• E) The nitrogen cycle involves movement of diatomic nitrogen between the biotic and abiotic components of the ecosystem.

---

Definitions:

Dream Control

The ability to consciously direct or influence the outcome and content of one's dreams, often associated with lucid dreaming.

Celebrity

A person who is widely recognized in society, often due to media attention or notable achievements, and commands a significant public fascination.

Withdrawal Illness

Physical and mental symptoms that occur upon the abrupt discontinuation or decrease in intake of a substance.

Physical Dependence

A physiological state in which the body adapts to the presence of a substance, leading to withdrawal symptoms when the substance is reduced or removed.