clandfills, d all of the above b. a surface impoundment h could release all the
ID: 286531 • Letter: C
Question
clandfills, d all of the above b. a surface impoundment h could release all the chemical wast 35. Burrowing animals could present problems n de a. surface impoundments, b. s the environmet ment, c. a landnil,none of the above 40. Various chlorinated hydrocarbons are known to saune problems in the case of wells, d of the a ancer,b. sterility, e.nervous disorders, d.liver dysfunction, 41. Which of the following is a chlorinated hydrocarbons? a. benzine, b. toluene, e. trichloroethylene, d. ethylene, e.xylene. e, all o 42. Chlorinated hydrocarbons are a major subcategory of a. heavy metals, b. particulates, c. synthetic organic ozone layer. 43. A group of organic substances that are relatively insoluble in wa ater are called as ). Dioxins, b). DNAPLs, c). DNAAP, d). heavy metals, e).none of th 4. Chlorinated hydrocarbons compounds are NOT used as or in fertilizer, b. pesticides, c. cleaning agents, d. wood preserva there is a increase in kinetic energy of the water molecule drogen bonds between water molecules, c). water molecule ter molecules break up into separate oxygen and hydrogen at . Which of the statement is False? In the evaporation of water A falling water table may be caused by excessive with drawl of groundwater, b), increasing ru he above or ompounds to the surface of aExplanation / Answer
39) (B) Shallow wells because its creat contamination of water.
40) (E) Chronic effects of chlorinated hydrocarbon toxicity include dermatitis (red, dry, cracked skin), neuro behavioral dysfunction,liver damage and kidney etc.
41) (A) Benzine - Examples of this series are BHC, lindane, Chlorobenzilate, methoxychlor, and the cyclodienes.
42) (C) chlorinated hydrocarbon is an organic compound containing at least one covalently bonded atom of chlorine that has an effect on the chemical behavior of the molecule.
43) (B) DNAPL is a denser-than-water NAPL, i.e. a liquid that is both denser than water and is immiscible in or does not dissolve in water.
44) (D) Wood preservent.
45) (B)
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