The Green Manure crop that shows stem nodulation is
Stem nodulation : Sesbania rostrata
Dry powder fire extinguishers contain
Which of the following is an iron ore ?
Electric bulbs are filled with :
What happens to the weight of Iron, when it rusts?
What is the order of distance for interatomic forces to be active?
Which mineral is the ore Of aluminium?
The nucleus of an atom consists of-
Water gas is the mixture of
