Each Day There Are About __________ Thunderstorms Worldwide

question 74

Multiple Choice

Each day there are about __________ thunderstorms worldwide.

• A)10,000
• B)20,000
• C)30,000
• D)40,000

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Definitions:

Plant Evolution

The study of the processes that led to the diversity of the plant kingdom, from the earliest forms of life to the vast array of plants we see today.

Mechanical Isolation

A prezygotic reproductive isolating mechanism in which fusion of the gametes of two species is prevented by morphological or anatomical differences.

Sexual Isolation

A prezygotic barrier where different species are unable to mate successfully due to behavioral, physiological, or environmental differences.

Behavioral Isolation

A prezygotic reproductive isolating mechanism in which reproduction between similar species is prevented because each group exhibits its own characteristic courtship behavior; also called sexual isolation.