When Nitrogen Is Added to Nitrogen-Poor Aquatic Ecosystems, Productivity _____

question 33

Multiple Choice

When nitrogen is added to nitrogen-poor aquatic ecosystems, productivity _____ and the number of species _____.

• A)increases; declines
• B)increases; increases
• C)declines; declines
• D)declines; increases

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Definitions:

Polypeptides

Chains of amino acids linked by peptide bonds, serving as the building blocks for proteins.

Proteins

Proteins are large, complex molecules essential for the structure, function, and regulation of the body's cells, tissues, and organs.

Secretions

Substances produced and released by cells or glands in an organism, often serving important functions like lubrication or digestion.

Pancreas

A gland in the digestive and endocrine systems of vertebrates that produces hormones like insulin and digestive enzymes.