What Statement Is Most in Accordance with the Keystone Hypothesis

question 6

Multiple Choice

What statement is most in accordance with the keystone hypothesis?

• A)Each species plays a small,but important role in the health of an ecosystem.
• B)The fewer species present in an ecosystem,the more stable the community.
• C)Only a few species contribute to the functioning of a particular ecosystem.
• D)The role of each species within an ecosystem is highly unpredictable.

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Definitions:

Sterile Tongs

Tongs that have been made free from all living microorganisms and are used in medical procedures to handle sterile items.

Ultrasonic Cleaner

A cleaning device that uses ultrasound waves and a cleaning solution to clean delicate items such as jewelry, lenses, and other precision instruments.

Cleaning Solution

A mixture of chemicals and water designed to remove dirt, bacteria, and other contaminants from surfaces.

Anti-grease Dishwashing Detergent

A cleaning agent specifically formulated to break down and remove grease and oil from dishes and cookware.