e. A reference to photons emitted in radio frequency range. e 32. An adverse hea
ID: 1613097 • Letter: E
Question
e. A reference to photons emitted in radio frequency range. e 32. An adverse health effect after material has been ingested or absorbed into the body is a. A local effect. b. A distributed effect c. A systemic effect d. An acute effect. e. A chronic effect. IV. True or False? 1. The best strategy to slow down the rate of ozone depletion is to ban or reduce the use of products that contain chlorine or bromine. 2. The so-called "greenhouse effect" is due, at least partially, to the opacity Co, and Hao to infrared radiation. because it 3. Deforestation is of grave concern 261Explanation / Answer
Ture or False
1. False :- chlorofluorocarbons or CFC's are the main reason behind ozone layer depletion
2. True :- The earth's atmosphere contains trace gases, some of which absorb heat. These gases (water vapor, carbon dioxide, methane, ozone, and nitrous oxide) are referred to as "greenhouse gases."
3. True
4. False : - Three factors can limit the speed of photosynthesis: light intensity, carbon dioxide concentration and temperature. Without enough light, a plant cannot photosynthesise very quickly, even if there is plenty of water and carbon dioxide.
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