Environmental Science Air pollution can be of b only artificial or man made origin natural origin both a and b b only artificial or man made origin natural origin both a and b ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Oil derived from coal, oil shales or tar sands is called natural gas biomass syncrude None of these natural gas biomass syncrude None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Science In an aquatic ecosystem, the tropic level equivalent to cows in grasslands is Phytoplankton Zooplankton Nekton Benthos Phytoplankton Zooplankton Nekton Benthos ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Mulching helps in moisture conservation soil fertility improvements soil structure soil sterility moisture conservation soil fertility improvements soil structure soil sterility ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Many wild plant and animals are on the verge of extinction due to None of these Non availability of food Climatic changes Habitat destruction None of these Non availability of food Climatic changes Habitat destruction ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The abiotic and biotic components constitute the structure of an atmosphere Ecosystem energy flow environment atmosphere Ecosystem energy flow environment ANSWER DOWNLOAD EXAMIANS APP
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