The Natural Ordering Known as Fossil Succession

question 9

Multiple Choice

The natural ordering known as fossil succession

• A) cannot be used to establish the relative age of rocks that lie far apart.
• B) was one of the few things that eighteenth-century surveyor William Smith did not notice about the fossils he collected.
• C) reflects the sequence of organic evolution and extinction through time.
• D) has to do with the characteristics of trilobites from the Early, Middle, and Late Cambrian Periods.

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Definitions:

Tranquilizers

Medications used to reduce tension or anxiety, often by depressing the central nervous system.

Barbiturates

A class of drugs that act as central nervous system depressants, often used for their sedative and anxiolytic effects.

Depressants

A category of drugs that reduce the activity of the central nervous system, leading to effects such as relaxation, sedation, and decreased alertness.

Hypnosis

A trance-like state of focused attention and increased suggestibility, with diminished peripheral awareness, often used for therapeutic purposes.