The Gentlest, Least Catastrophic Type of Volcanic Eruption Occurs When

question 49

True/False

The gentlest, least catastrophic type of volcanic eruption occurs when magma is so fluid that it simply oozes from cracks as pyroclastic rocks.

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Definitions:

Endocrine System

Organ system involved in the coordination of body activities; uses hormones as chemical signals secreted into the bloodstream.

Altruism

Social interaction that has the potential to decrease the lifetime reproductive success of the member exhibiting the behavior.

Dominance Hierarchy

A social structure within a group of animals where individuals are ranked according to their level of dominance or power.

Pheromones

Chemical signals released by an organism that influence the behavior or physiology of other members of the same species.