Which Statement About Nutrient Cycling Is True

question 11

Multiple Choice

Which statement about nutrient cycling is true?

• A) Decomposition is an external input.
• B) Denitrification results in the loss of nitrogen due to leaching.
• C) Nitrogen fixation makes an external input available for internal cycling.
• D) Soluble nitrogen is incorporated into plant tissues.

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Definitions:

Ovarian Cycle

The more-or-less monthly process during which oocytes are produced.

Uterine Cycle

The monthly cycle of changes that the uterus undergoes to prepare for pregnancy, including menstrual, proliferative, and secretory phases.

Menarche

The first occurrence of menstruation in a female, marking the onset of reproductive capability, typically occurring in early adolescence.

Vaginismus

A condition characterized by involuntary contraction of vaginal muscles making penetration painful or impossible, often associated with anxiety and fear of vaginal penetration.