Which BEST describes acidified soils? A. They are LESS likely to hold nutrients.
B. They are MOSTLY water-logged.
C. They have NO heavy metals.
D. They have MORE healthy decomposers.

What condition is kept close to its set point in osmoregulation? a. body temperature b.platelet count c.blood glucose level d.water balance

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

49 ! how are energy cycles and growth cycles related?