So Far, the Only Disease That Has Been Globally Eradicated

question 6

Multiple Choice

So far, the only disease that has been globally eradicated is

• A) polio.
• B) smallpox.
• C) measles.
• D) diphtheria.

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Definitions:

Conservation

The principle of saving natural resources to prevent depletion and harm to the environment.

Formal Operations

The final stage of cognitive development in Piaget's theory, characterized by logical, systematic thinking and abstract reasoning.

Concrete Operations

A stage in Piaget's theory of cognitive development in which children from about 7 to 12 years old develop logical thinking but still struggle with abstract concepts.

Zone Of Proximal Development

A concept in education and cognitive psychology referring to the difference between what a learner can do without help and what they can achieve with guidance and encouragement.