Question

Statement I: Fraction of airborne dust which enters the body but is trapped in nose, throat and upper respiratory tract is called inhalable dust.
Statement II: Dust particles of size lesser than 5 \(\mu\)m are categorized as inhalable dust.
In light of the above statements, choose the correct answer from the options given below:

• A. Both Statement I and Statement II are true
• B. Both Statement I and Statement II are false
• C. Statement I is true but Statement II is false
• D. Statement I is false but Statement II is true

Hint:

Inhalable dust: larger particles trapped in upper respiratory tract.
Respirable dust: smaller particles (\(<\) 5 \(\mu\)m) that reach the lungs.

Answer 1

The Correct Option is C