Which of the following is not a density-dependent population control factor?
A. Overcrowding
B. Drought
C. Competition
D. Predation
E. Stress
Answer: B
Environmental & Atmospheric Sciences
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The frequency of a phenomenon over a given study area is defined as ________
Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences
Why do ecologists favor the term food web as opposed to food chain?
What will be an ideal response?
Environmental & Atmospheric Sciences
Depletion of the ozone layer leads to increased amounts of UV radiation striking the surface of the earth
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
In cold weather, when the air is calm, the temperature we perceive—called the sensible temperature—is often ____ a thermometer might indicate
a. lower than b. higher than c. the same as d. a fraction of what e. at least twice as high as
Environmental & Atmospheric Sciences