Although Exceptions Do Exist, Which Is a Distinctively Amphibian Trait

question 66

Multiple Choice

Although exceptions do exist, which is a distinctively amphibian trait?

• A)Juveniles have gills, and adults have lungs.
• B)Respiration occurs through the skin.
• C)Skin is smooth with no scales, feathers, or hair.
• D)All of these are distinctive amphibian traits.

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Definitions:

Thicknesses

Measurements of how thick, deep, or wide something is, often referring to layers or sheets of material.

Transgression

A geological event where sea levels rise relative to the land, causing marine waters to spread over the continent and depositing marine sediments.

Regression

A geological process by which areas of submerged seafloor are exposed above sea level, often due to sea-level fall or land uplift.

Shale

A fine-grained sedimentary rock formed from clay and mud, characterized by its ability to split into thin layers along natural fractures.