Subject :NSO Class : Class 6
Refer to the given figure and select the correct option regarding it.
AThis technique improves the quality of ground water by diluting the dissolved salts and other substances found in the ground water.
BThe technique helps to store water which can directly
be used for gardens or for some cleaning purposes.
CThe technique is best functional in summer months only.
DBoth A and B
Ans 1:
Class : Class 8
Ans 2:
Class : Class 6