In Which Environment Is Transpiration Likely to Make the Greatest

question 46

Multiple Choice

In which environment is transpiration likely to make the greatest contributor to the cooling of a leaf?

• A) A tropical rainforest at noon on a sunny day
• B) A hot desert at noon on a cloudy day during a summer drought
• C) A boreal forest at noon on the coldest day during the winter
• D) A tundra grassland at noon during the winter

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Definitions:

Conditioned Stimulus

A previously neutral stimulus that, after being associated with an unconditioned stimulus, elicits a conditioned response.

Operant-Conditioning

A method of learning that occurs through rewards and punishments for behavior, encouraging the subject to associate certain behaviors with specific consequences.

Successive Approximations

In the operant-conditioning procedure of shaping, behaviors that are ordered in terms of increasing similarity or closeness to the desired response.

Neutral Stimulus

A stimulus that initially produces no specific response other than focusing attention, until it is paired with an unconditioned stimulus.