Question

Match the following:

A B

1)CFC’s
a) Bluebaby
syndrome

2)Oxides of
nitrogen

b)Kidney
damage

3)Cadmium

c)Eutrophication

4)Nitrates

d) Ozone
depletion


e) Red haze
in the traffic​

Answer 1

Answer:

1. CFC : d. Ozone depletion

2. Oxides of nitrogen : c. Red haze in traffic

3. Cadmium : b. Kidney damage

4. Nitrates : a. Blue Baby Syndrome

Explanation:

a.) CFC is a green house gas

b.) nitrogen dioxide has a deep red colour and on reacting with air contents it shows a reddish or brown color haze

c.) dust particles of cadmium if breath in by accident can cause kidney damage which can be fatal.

d.) water contaminated nitrates converts nitrates into nitrites which binds with haemoglobin and prevent them from carrying oxygen. hence baby turns blue due to lack of oxygen.