Damage to Tropical Rain Forests Is Causing the Extinction of Many

question 67

Multiple Choice

Damage to tropical rain forests is causing the extinction of many species, but it is also detrimental to human life. Why?

• A) Rain forests provide vast amounts of food for the Western world.
• B) Rain forests absorb carbon dioxide and provide valuable plants.
• C) Rain forests provide much-needed water for people.
• D) Rain forests are home to much of the world's population.

---

Definitions:

Umbilical Cord

A flexible cordlike structure containing blood vessels and attaching a human or other mammalian fetus to the placenta during gestation.

DNA

Deoxyribonucleic acid, a self-replicating material which is present in nearly all living organisms as the carrier of genetic information.

Three Stages of Birth

The labor process divided into three parts: dilation of the cervix, delivery of the baby, and delivery of the placenta.