Can you relate the presence of nasal hair to any separation process? Class 6

Can you relate the presence of nasal hair to any separation process? Class 6

Question 1.

Can you relate the presence of nasal hair to any separation process? Class 6

Answer:

1. Nasal hair acts like a natural filter, trapping dust, pollen and any other particles from the air we breathe.
2. It works on filtration process.

Question 2.

During the COVID-19 pandemic, all of us wore masks. Generally, what material are they made of? What is the role of these masks? Class 6

Answer:

1. Masks are generally made of multiple layers of fabric or materials such as cotton, polypropylene or polyester.
2. Its function is to filter out harmful particles, including viruses, from the air we breathe.