1. If you started at 20 degrees North, and traveled 40 degrees
North, you would be at:
(a) 40 degrees South
(b) 20 degrees South
(c) 40 degrees North
(d) 60 degrees North
2. A self-regulating association of living plants and animals
and their nonliving physical environment is termed a/an
_______________.
(a) ecosystem
(b) ecotone
(c) community
(d) niche
3. Which of the following sequences is arranged in order from
shorter wavelength to longer wavelength?
(a) infrared, visible, ultraviolet, X-rays...