Environmental Science DDT is a ______________ pollutant Biodegradable Non biodegradable Un-biodegradable Naturally degradable Biodegradable Non biodegradable Un-biodegradable Naturally degradable ANSWER DOWNLOAD EXAMIANS APP
Environmental Science A river with high BOD value is highly productive highly clean highly polluted none of these highly productive highly clean highly polluted none of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The concept of ecological pyramid was first proposed by Charles Elton E.P. Odum G. Tansley Juday Charles Elton E.P. Odum G. Tansley Juday ANSWER DOWNLOAD EXAMIANS APP
Environmental Science An example of an abiotic component Bacteria Soil Animals Plants Bacteria Soil Animals Plants ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Where was the Stockholm conference on Human Environment held? Sweden Greece Austria India Sweden Greece Austria India ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which one is true? commensalism when the interaction is useful to both the populations symbiosis when the interaction is useful to both the populations symbiosis when neither population affects each other commensalism when none of the interacting populations affect each other commensalism when the interaction is useful to both the populations symbiosis when the interaction is useful to both the populations symbiosis when neither population affects each other commensalism when none of the interacting populations affect each other ANSWER DOWNLOAD EXAMIANS APP
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