Environmental Science An ecosystem must have continuous external source of All of these food minerals energy All of these food minerals energy ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The largest brackish water lake situated in Asia is in Orissa. Which is the lake? Dal lake Vembanad lake Woolar lake Chilka lake Dal lake Vembanad lake Woolar lake Chilka lake ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The pyramid of biomass is inverted in grassland ecosystem tundra fresh water ecosystem forest ecosystem grassland ecosystem tundra fresh water ecosystem forest ecosystem ANSWER DOWNLOAD EXAMIANS APP
Environmental Science A permeable rock that contains hydrocarbon fluids and gases is called a/an Oil trap Source bed Oil reservoir None of these Oil trap Source bed Oil reservoir None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Where are the days and nights of equal length all year long? At the Equator At 23.5o Nowhere At 66.5o At the Equator At 23.5o Nowhere At 66.5o 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 clear is highly polluted contain many dissolved minerals contain Algae is clear is highly polluted ANSWER DOWNLOAD EXAMIANS APP
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