The UV filtering effect of the ozone layer is beneficial because it ____.
A. allows humans and other forms of life to exist on land
B. prevents low energy radiation from reaching the earth's surface
C. counteracts global warming
D. prevents the formation of photochemical ozone in the stratosphere
E. reduces the amount of water vapor in the troposphere
Answer: A
You might also like to view...
In reality, biomes
a. are not uniform but consist of a mosaic of patches each with somewhat different biological communities b. are not uniform but consist of a mosaic of patches, each with the same biological communities c. are very uniform, but can have normal variations in temperatures from one region to another d. are very uniform in order to resist environmental disruptions e. are very diverse in order to resist environmental disruptions to the sameness of all communities in the biome
Which of the following hormones is not produced in the pancreas?
A) insulin B) glucagon C) renin D) None, they are all produced in the pancreas.
Jet streams
A. blow west to east in the Northern Hemisphere and east to west in the Southern Hemisphere. B. straddle the equator and the poles, creating a north-south wind patters. C. blow west to east in both hemispheres. D. follow a straight path near the surface.
What is the fastest form of mass wasting?
A) Slide B) Slump C) Creep D) Rock avalanche