Which of the Following Is True Regarding Possible Impacts on Ecosystems

question 56

Multiple Choice

Which of the following is true regarding possible impacts on ecosystems that might occur as a result of climate change?

• A)studies have demonstrated there will be no impact on plant distributions.
• B)the prairie grassland/northern forest boundary is now in central Nebraska and is unchanging.
• C)the prairie grassland/northern forest boundary is expected to move northward with increasing temperatures.
• D)beech trees in eastern North America will not change in distribution.
• E)the mountain treeline will not move higher in elevation.

---

Definitions:

Punishers

Stimuli that decrease the likelihood of a behavior being repeated, used in the context of behavioral psychology.

Teenage Daughter

A girl going through the phase of adolescence, typically aged between 13 and 19 years, experiencing physical, psychological, and social changes.

Variable-ratio Schedule

A schedule of reinforcement where a response is reinforced after an unpredictable number of responses, making it very resistant to extinction.

Slot Machine

A gambling device that creates a game of chance for its players, featuring reels that spin and symbols that align to determine outcomes.