____ is a measure of the genetic variation of individuals in a population. Population with ____ diversity are better able to respond to environmental changes than populations with ____ diversity. ____ indicates the number of species in a region or in a particular ecosystem. Scientist have observed that ecosystems with higher species diversity are more ____ . They are able to recover from ____ such as hurricanes or ____. The process of recovering from a disturbance is called ____. For example a tropical forest with a large number of plant species growing in the understory is likely to be more ____ able to withstand change than a nearby tropical forest plantation with ____ growing in the understory. On the other hand ____ is a measure of ecosystem that exist in a given region. A ____ of of healthy and productive ecosystems means healthier environment overall.

Biodiversity

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