Question

Choose the correct option from the bracket and complete the stanza. (colour blind, actual,
conical , light sensitive, rodlike, colours ) The retina in our eyes is made up of many ---------
cells. These cells are shaped like a rod and like a cone.The ------- cells respond to the intensity
of light and give information about the brightness or dimness of the object to the brain.The -
--------- cells respond to the colour and give information about the colour of the object to the
brain. Brain processes all the information received and we see the ------ image of the object.
Rod like cells respond to the faint light also but ------ cells do not. Some people lack conical
cells responding to certain colours. These persons can not recognize those colours or can not
distinguish between different ---------.These persons are said to be --------.
A) What is corrosion ?
B) Write the chemical name of Corrosion.
C) Write a molecular formula for corrosion.

Answer 1

Answer:

corrosion is a natural process that converts refined metal into a Mor chemically stable from such as oxide, Hydroxide and sulphide

. iron oxide is a chemical name of corrosion

. the molecular formula for correlation is a fe2o

3.32h2o