Environmental Science The range of normal human hearing is in the range of 50Hz to 15000 Hz 15000 Hz and above 50 Hz to 80 Hz 10 Hz to 80 Hz 50Hz to 15000 Hz 15000 Hz and above 50 Hz to 80 Hz 10 Hz to 80 Hz ANSWER DOWNLOAD EXAMIANS APP
Environmental Science _________ is the first country to have phased out the CFCs and HCFCs which are responsible for the depletion of the ozone layer. France Denmark Germany Spain France Denmark Germany Spain ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which of the following statements regarding species interdependence are true? A. An association of two species where one is benefitted and other remains unaffected called mutualism B. An interspecific association where both partners derive benefit from each other is called commensalism C. A direct food relation between two species of animals in which one animals kills and feed on another is referred as predation D. A relationship between two species of organism where both the partners are benefitted from each other is called symbiosis A and C only A and B only B and D only C and D only B and C only A and C only A and B only B and D only C and D only B and C only ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which tree is known as Coral tree? Erythrina Zizypus Dipterocarps Quercus Erythrina Zizypus Dipterocarps Quercus ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The ratio of the mass of water vapour in a given volume (parcel) of air to the mass of the remaining dry air describes the: Relative humidity Dew point Absolute humidity Mixing ratio Relative humidity Dew point Absolute humidity Mixing ratio ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Energy flow in ecosystem is Bidirectional Unidirectional None of these Multidirectional Bidirectional Unidirectional None of these Multidirectional ANSWER DOWNLOAD EXAMIANS APP