The gas present in the stratosphere which filters out som...
The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is
helium
ozone
oxygen
methane
Correct answer is B
No explanation has been provided for this answer.
Sulphur (IV)oxide is a strong reducing agent in the presence of water due to the formation of ...
The graph above demonstrate the effect of? ...
What is the atomic number of Erbium? ...
The following ions have the same electron configuration except 8O, 12Mg,&n...
Which or the following products could be formed during incomplete combustion of a hydrocarbon. ...
Which of the following constitutes an advantage in the use of hard water? ...