How does magnesium occur in nature? How is the metal extracted from its Ore?
How is boric acid extracted from borax ?
In a garden there are some bees and flowers, if one bee sits on each flower then on e bee wil be left. IF two bes sit on each flower, on flower we be left. Find the number of bees and number of flowers.
The .............. Contain the young stages of the honey bees and they are built in the centre and lower part of the comb.
List the ores of silver. How silver is extracted from Argentite?
Drones is the honey bee colony are formed from ............
