1.

Give any two examples for “Nano” in nature.

Answer»

1. Single strand DNA:

A single strand of DNA, the building block of all living things, is about three nanometers wide. 

2. Morpho Butterfly:

The scales on the wings of a morpho butterfly contain nanostructures that change the way light waves interact with each other, giving the wings brilliant metallic blue and green hues. Mimic in laboratories – Manipulation of colours by adjusting the size of nano particles with which the materials are made.



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