Question

Read the following statements regarding particulate matter and select the incoorect ones.
(i) Particulate matter (PM) consists of shoot, flyash, dust, spores, pollen grains, etc.
(ii) Particulate matter is differentiated into settleable (larger than 10μm, remaining in air for less than one day) and suspended (less than 10μm remaining in air for more than one day to several weeks ) particulate matter.
(iii) SPM (Suspended particulate matter ) consists of aerosol, dust and mist.
(iv) Particulate matter causes respiratory diseases such as tuberculosis, allergy and many more diseases in animals and plants.
(v) According to Central Pollution Control Board (CPCB), particulate size of 2.5μm or less in diameter are responsible for causing the greatest harm to human health.

Answer 1

Answer:

In the given question, all the statements i-v are correct.

So, the correct option is 'None of these'.

Answer 2

Answer:

Explanation:

In the given question, all the statements i-v are correct.

So, the correct option is 'None of these'.