The _________________________ Has Declined Because of Food Supply,better Nutrition,advances in Medicine,and

question 64

Short Answer

The _________________________ has declined because of food supply,better nutrition,advances in medicine,and improved sanitization.

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Definitions:

Indicator Species

Species that serve as a measure of the environmental conditions of a habitat or ecosystem, often used to assess changes in environmental health.

Grasses

Members of the Poaceae family, a large and nearly ubiquitous family of monocotyledonous flowering plants.

Competitive Interaction

The interaction between organisms or species, in which the fitness of one is lowered by the presence of another.