Environmental Science Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming? CO2-40%,CFCs-30% Methane-20%, N2O-18% N2O-6%, CO2 -86% CFCs -14%, Methane-20% CO2-40%,CFCs-30% Methane-20%, N2O-18% N2O-6%, CO2 -86% CFCs -14%, Methane-20% ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Harmful trace metals in fly ash: antimony cadmium All of these arsenic antimony cadmium All of these arsenic ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Infection of HIV is usually detected by which test Elisa test Gram staining Hybridization None Elisa test Gram staining Hybridization None ANSWER DOWNLOAD EXAMIANS APP
Environmental Science In the northern hemisphere, north-facing hillsides have a ____ growing season than south-facing hillsides. Longer Shorter Longer Shorter ANSWER DOWNLOAD EXAMIANS APP
Environmental Science _________ are used for converting saline or brackish water into pure distilled water. Solar desalination systems Photo voltaic cells Solar water-heating Solar cookers Solar desalination systems Photo voltaic cells Solar water-heating Solar cookers ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The pyramid of energy in any ecosystem is None of these May be upright or invented Always inverted Always upright None of these May be upright or invented Always inverted Always upright ANSWER DOWNLOAD EXAMIANS APP
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