The Discussion of Hand Washing in the Textbook Illustrates What

question 73

Multiple Choice

The discussion of hand washing in the textbook illustrates what important point about surveys?

• A) The results may be accurate if you carefully define the words used in the survey.
• B) Self-fulfilling prophecy introduces errors into survey results.
• C) Surveys show cause and effect.
• D) Sometimes people do not answer truthfully.

---

Definitions:

Species Diversity

A measure of biodiversity that refers to the variety of species within a particular region.

Bamboo Forests

Densely populated areas primarily made up of bamboo plants, which can be crucial for the ecosystem and wildlife, particularly pandas.

Biosphere Reserve

Areas designated under UNESCO’s Man and the Biosphere Programme to promote sustainable development by combining scientific research, conservation, and education.

Ecotourism

A form of tourism that focuses on the conservation of natural environments and the improvement of the well-being of local people.