It Is Most Economically and Environmentally Sound to Focus Water

question 73

Multiple Choice

It is most economically and environmentally sound to focus water resource management on

• A) increasing the water supply
• B) controlling the "mining" of groundwater
• C) reducing unnecessary waste of water
• D) developing desalination plants
• E) cloud seeding and towing icebergs to arid regions

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Definitions:

Heritability

A measure of how much of the variation in a particular trait within a population can be attributed to genetic differences among individuals.

Dominant-Recessive Inheritance

A genetic transmission pattern where an inherited trait is dictated by the presence of just one dominant gene, overshadowing a recessive gene when both are present.

Incomplete Dominance

A genetic inheritance pattern in which both genes are expressed in the phenotype.

Polygenic Inheritance

Occurs when a trait is a function of the interaction of many genes, such as with height, intelligence, and temperament.