Environmental Science Oil spills are a source of pollution for land and air land and water water air and noise land and air land and water water air and noise ANSWER DOWNLOAD EXAMIANS APP
Environmental Science BOD of a river water is found very high. This means water contain many dissolved minerals contain Algae is highly polluted is clear contain many dissolved minerals contain Algae is highly polluted is clear ANSWER DOWNLOAD EXAMIANS APP
Environmental Science If you want to keep an object cool while exposed to direct sunlight, Wrap it in black paper Put it inside a brown paper bag Wrap it in aluminum foil with the shiny side facing outward Wrap it in aluminum foil with the shiny side facing inward Wrap it in black paper Put it inside a brown paper bag Wrap it in aluminum foil with the shiny side facing outward Wrap it in aluminum foil with the shiny side facing inward ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Water vapour contains a huge amount of stored energy known as Solar energy Mechanical energy Stored heat Latent heat Solar energy Mechanical energy Stored heat Latent heat ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The presence of high coliform counts in water indicates decreased Biological Oxygen Demand contamination by human wastes phosphorus contamination hydrocrbon contamination decreased Biological Oxygen Demand contamination by human wastes phosphorus contamination hydrocrbon contamination ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The effects of radioactive pollutants depends upon Energy releasing capacity Rate of diffusion All of these Rate of deposition of the contaminant Energy releasing capacity Rate of diffusion All of these Rate of deposition of the contaminant ANSWER DOWNLOAD EXAMIANS APP
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