The of the Khakhara plant can be used to make plates and bowls.

Q. Parts of plants can be used to make medicines.

Q. Pile of plates can be used to produce completely polarised light due to :

Q. Make a neatly labelled sketch to show how a brass spoon can be plated with silver. Explain, your choice of electrolyte used.

Q. Which of the following can be used instead of plastic plates?

Q. For making good quality mirrors, plates of float glass are used. These are obtained by floating molten glass over a liquid metal which does not solidify before glass. The metal used can be