Environmental Science Which of the following enhances soil fertility? Irrigation Using new seed varieties Crop rotation Improved methods of agriculture Irrigation Using new seed varieties Crop rotation Improved methods of agriculture ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The main reason why vegetables take longer to cook in boiling water at high altitudes is because: There is less oxygen in the air at high altitude Water boils at a higher temperature with higher altitude Saturation vapor pressure decreases with increasing altitude The temperature of the boiling water decreases with increasing altitude There is less oxygen in the air at high altitude Water boils at a higher temperature with higher altitude Saturation vapor pressure decreases with increasing altitude The temperature of the boiling water decreases with increasing altitude ANSWER DOWNLOAD EXAMIANS APP
Environmental Science If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will______ and the relative humidity of this air will_____ . Increase, increase Increase, decrease Decrease, decrease Decrease, increase Increase, increase Increase, decrease Decrease, decrease Decrease, increase ANSWER DOWNLOAD EXAMIANS APP
Environmental Science One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively identified as Methane and CFCs N2O and CO2 CFCs and N2O CFCs and CO2 Methane and CO2 Methane and CFCs N2O and CO2 CFCs and N2O CFCs and CO2 Methane and CO2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Without the atmospheric greenhouse effect, the average surface temperature would be: Much more variable than it is now Higher than at present The same as it is now Lower than at present Much more variable than it is now Higher than at present The same as it is now Lower than at present ANSWER DOWNLOAD EXAMIANS APP
Environmental Science BOD of a river water is found very high. This means water contain many dissolved minerals is clear contain Algae is highly polluted contain many dissolved minerals is clear contain Algae is highly polluted ANSWER DOWNLOAD EXAMIANS APP