"Primary" Succession Is Succession That

question 38

Multiple Choice

"Primary" succession is succession that

• A) involves establishment of primary producers where there were none.
• B) leads to establishment of a climax community dominated by primary producers.
• C) occurs on newly exposed geologic substrates, not organic soil.
• D) occurs where organic soils have been exposed but not destroyed by disturbance.
• E) occurs after fire or agricultural abandonment.

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Definitions:

Folate

A B-vitamin essential for red blood cell formation and for healthy cell growth and function.

Vitamin E

A group of eight fat-soluble compounds that include tocopherols and tocotrienols, which act as antioxidants protecting cells from damage.

Rugae

Folds or wrinkles found in the stomach lining that allow for expansion as the stomach fills.

Stomach

A muscular organ in the gastrointestinal tract of humans and many animals, responsible for digesting food by secreting acid and enzymes.