Environmental Science Which book written by Rachel Carson resulted in banning DDT in USA? Food chain The environmentalism Silent spring Biomagnification Food chain The environmentalism Silent spring Biomagnification ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The order of succession in a hydrosere is phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest Rooted aquatic plants-> phytoplankton->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest Rooted aquatic plants-> phytoplankton->Free floating stage-> Sedge Meadow stage-> Reed swamp stage-> wood land stage-> Climax forest phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage-> wood land stage-> Sedge Meadow stage-> Climax forest phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest Rooted aquatic plants-> phytoplankton->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest Rooted aquatic plants-> phytoplankton->Free floating stage-> Sedge Meadow stage-> Reed swamp stage-> wood land stage-> Climax forest phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage-> wood land stage-> Sedge Meadow stage-> Climax forest ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which one of the following cycle is not a gaseous biogeochemical cycle in ecosystem? Carbon Phosphorus Sulphur Nitrogen Carbon Phosphorus Sulphur Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The gas that shows the most variation from place to place and from time to time in the lower atmosphere: Water vapour (H2O) Argon (Ar) Ozone (O3) Carbon dioxide (CO2) Methane (CH4) Water vapour (H2O) Argon (Ar) Ozone (O3) Carbon dioxide (CO2) Methane (CH4) ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Good urban planning is essential for __________ land use. Irrational Planned Unplanned Rational Irrational Planned Unplanned Rational ANSWER DOWNLOAD EXAMIANS APP
Environmental Science A small quantity of __________ material can produce an enormous amount of energy Metallic Radioactive Conductive Non-metallic Metallic Radioactive Conductive Non-metallic ANSWER DOWNLOAD EXAMIANS APP
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