Which of the Following Statements About Striations Is NOT True

question 35

Multiple Choice

Which of the following statements about striations is NOT true?

• A) Abrasion is most accelerated in subpolar zones.
• B) Prolonged abrasion by fine, gritty rocks may produce a smooth polished finish on the underlying bedrock.
• C) The abrading stones may eventually be pulverized to form glacial flour.
• D) Formation of striations is facilitated by ice movement within accumulation areas up- glacier of the equilibrium line.

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Definitions:

Horticultural

Related to the art or practice of garden cultivation and management.

Agricultural

Related to the cultivation of land, and breeding of animals and plants to provide food, fiber, medicinal plants, and other products.

Unilineal Descent

A kinship system in which lineage is traced through either the maternal or paternal line exclusively, not both.

Common Ancestry

The shared genetic heritage or lineage among individuals or species.