The greenhouse effect
A. decreases the amount of carbon dioxide in the air.
B. increases the amount of carbon dioxide in the air.
C. is caused by gases such as carbon dioxide trapping heat in the earth's atmosphere.
D. will lead to decreased sea levels.
E. is due to gases forming a barrier around the earth and insulating the earth from the sun's rays.
Answer: C
You might also like to view...
Green and purple bacteria are ________. This group of organisms removes electrons from sulfide, thiosulfate, and succinate to generate NADPH.
Fill in the blank(s) with the appropriate word(s).
Evolutionarily, floral parts represent modified
A. stems. B. leaves. C. roots. D. stolons. E. buds.
A(n) _____ is an organized series of reaction steps in which membrane-bound arrays of enzymes and other molecules give up and accept electrons in turn
a. cyclic metabolic pathway b. endergonic reaction c. electron transfer chain d. concentration gradient e. passive transport
The dark middle layer of the eye that prevents
the scattering of light is the a. fovea. b. retina. c. sclera. d. choroid. e. cornea.