Which of the Following Is True About Lichens in the Boreal

question 11

Multiple Choice

Which of the following is true about lichens in the boreal forests?

• A) They cover the majority of the ground.
• B) They are a major food source for caribou in the winter.
• C) They are used for medicine.
• D) They are used to dye cloth.
• E) All of the above.

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Definitions:

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring, a key mechanism of evolution.

Group Selection

A theoretical evolutionary process that argues for the selection of traits beneficial to a group, rather than individuals.

Biologists

Scientists who study living organisms and their interaction with the environment, covering various fields from marine biology to genetics.

Delay of Gratification

The ability or process of resisting the temptation of an immediate reward in preference for a later, often greater reward.