Which of the Following Environmental Changes Is Thought to Have

question 14

Multiple Choice

Which of the following environmental changes is thought to have contributed to the Cambrian explosion?

• A) a decrease in oxygen levels in the atmosphere
• B) an increase in carbon dioxide levels in the atmosphere
• C) an increase in oxygen levels in the atmosphere
• D) a large meteor impact that spread ash into the atmosphere

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Definitions:

Imprinting

A rapid learning process that occurs early in the life of a social animal, such as a bird, wherein it forms attachments and develops a concept of its own identity.

Bronfenbrenner's Systems

A theoretical model that explores how different environmental systems influence human development, ranging from immediate surroundings to broader societal cultures.

Microsystem

The immediate settings with which the child interacts, such as the home, the school, and the child’s peers.

Exosystem

Community institutions and settings that indirectly influence the child, such as the school board and the parents’ workplaces (from the Greek exo, meaning “outside”).