Multiple choice general knowledge

Most dust particles in your house are made from

  1. wheat flour

  2. dust from atmosphere

  3. dead skin

  4. sand
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Most household dust is primarily composed of dead skin cells that humans continuously shed. On average, a person loses about 30,000 to 40,000 skin cells per hour, which accumulate as dust along with fibers from clothing, pollen, and other small particles.

Keep practicing — related questions