For the following questions answer them individually
How many layers are there in the OSI networking model?
Christmas Card was invented by ________.
Name the source from which Aspirin is produced?
Cannis Familiaris is the scientific name of
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called _______.
Group of Monuments at Pattadakal is in
2016 Hemis festival was held in ______.
Find arc elasticity of demand, if quantity demanded falls from 1000 to 950 when price of the item is increased from Rs. 240 to Rs. 280?