Download App

Biodiversity, Conservation and Environmental Issues — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYBiodiversity, Conservation and Environmental Issues1 Mark
MCQ
According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health ?
  • ✓
    2.5 or less
  • B
    1.5 or less
  • C
    1.0 or less
  • D
    Between 2.5-5.3
✓

Answer

Correct option: A.
2.5 or less
2.5 or less

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Biodiversity, Conservation and Environmental Issues→Biodiversity, Conservation and Environmental Issues — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

In a food chain, the largest population is that of:
→
Inverted pyramid is found in:
→
Seminal fluid is ______ in nature.
→
Mutation was first discovered by:
→
If the base sequence in DNA is 5′ AAAA 3′, then the base sequence in m-RNA is ………………..
→
The net electric charge on $\text{DNA}$ and histones is:
→
Pyramids of energy are:
→
Which of the following honey bee collects the nectar?
→
The final stage seen in an ecosystem succession is:
→
Which type of pyramid of energy is inverted?
→