The Common Cold Is Caused by a

question 45

Multiple Choice

The common cold is caused by a

• A) bacterium.
• B) prion.
• C) virus.
• D) viroid.
• E) fungus.

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Definitions:

Hot Seawater

Seawater that has been heated, often by geothermal activity under the ocean floor, impacting marine life and ecosystems.

Columnar Joint

A geological structure where molten rock cools and contracts to form a pattern of polygonal columns, typically hexagonal in cross-section.

Slate

A fine-grained, foliated metamorphic rock derived from shale, characterized by its ability to split into thin, durable layers, commonly used in roofing and flooring.

Fault Scarp

A step in the landscape caused when fault movement offsets Earth’s surface.