Hen and Chicken disease in grapes is caused due the deficiency of boron.
Identify the metal which is nontoxic in nature.
Urea is a —
Which one of the following is not a greenhouse gas?
Which one of the following is an example of a gel?
Which mineral is the ore Of aluminium?
The major component in the LPG is
Which gas is used for converting vegetable oils into saturated fats?
Which one of the following is known as the brown coal?
The most abundant constituent of atmospheric air is
Alcoholic (OH) group can be identified by