Population Pyramids Are Primarily Used to Show

question 2

Multiple Choice

Population pyramids are primarily used to show

• A)death rates.
• B)birth rates.
• C)competition.
• D)sex and age composition of a population.
• E)the carrying capacity.

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Definitions:

Altruistic Helping

Voluntarily assisting others without expecting anything in return, driven by the desire to benefit someone else.

Zero-Sum Helping

A concept where one party's gain in a helping situation is perceived to directly correspond to another party's loss, suggesting a competitive or balanced exchange rather than mutual benefit.

Non-Zero-Sum Helping

A situation in social interactions where an act of help or cooperation benefits both the helper and the recipient, contrasting with scenarios where one's gain is another's loss.

Identical Twins

Twins that are genetically identical because they were formed from a single fertilized egg that split into two, sharing the same genetic material.