Which of the Following Is Not Correct Regarding Coral Bleaching

question 8

Multiple Choice

Which of the following is not correct regarding coral bleaching?

• A) The 1998 El Niño event caused the die-off of an estimated 30% of the world's reefs.
• B) Scientists have identified the reasons polyps eject their algae.
• C) The warming of sea-surface temperatures is a great threat to coral.
• D) Coral reefs are under pressure from overfishing, pollution, sedimentation, and global warming.

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Definitions:

Experimental Drug

A pharmaceutical compound that is in the process of being tested for safety and effectiveness but is not yet approved for general use.

Dosage

The amount and frequency at which a medication or other substance is administered to achieve a therapeutic effect.

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs.

Supplements of Glucosamine

Nutritional products aimed at supporting joint health, often used in the treatment or prevention of osteoarthritis.