The Carbon Cycle Is Based on Carbon Dioxide

question 14

Multiple Choice

The carbon cycle is based on carbon dioxide.CO₂ makes up about

• A)30% of the atmosphere.
• B)3% of the atmosphere.
• C)0.3% of the atmosphere.
• D)0.03% of the atmosphere.
• E)0.003% of the atmospherE.

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Definitions:

Mescaline

A hallucinogenic compound derived from the peyote cactus used primarily in religious and healing ceremonies.

Heroin

An opioid drug made from morphine, a natural substance taken from the seed pod of various opium poppy plants, known for its potent addictive properties and high risk of overdose.

Drug-Centered Lifestyle

A way of life that revolves around the procurement and use of drugs, often leading to social, legal, and health problems.

Psychological Dependence

A condition where an individual feels a compelling emotional need to continue using a substance or engaging in an activity.