The size of carbon nano tube is 25×10−9 m and the size of bacterial cell is 5 μm. Find the ratio of size of bacterial cell to carbon nano tube. Given 1 μm=10−6m [3 MARKS]
Concept: 1 Mark
Application: 2 Mark
Size of carbon Nano tube =25×10−9 m
Size of bacterial cell = 5 μm =5×10−6 m
Ratio of bacterial cell to carbon nano tube
=5×10−6 m : 25×10−9 m
=5×10−6 m25×10−9 m
=2001
=200:1