The Major Cause of Thinning of the Ozone Layer Was

question 19

Multiple Choice

The major cause of thinning of the ozone layer was attributed to

• A)greenhouse gases.
• B)nitric and sulfuric acids.
• C)chloroflourocarbons.
• D)phosphorus.
• E)water vapor.

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Definitions:

Miscarriage

The spontaneous loss of a pregnancy before the fetus can survive outside the womb, typically before 20 weeks of gestation.

Prenatal Check

A medical examination and evaluation conducted during pregnancy to monitor the health of both the expectant mother and the developing fetus.

Defensive

Having a protective attitude or position, often as a reaction to perceived criticism or attack.

Insulin

A hormone produced by the pancreas that regulates blood sugar levels by facilitating the uptake of glucose into tissues.