MCQ
How is rooftop rainwater filtered
  • Using sand and bricks.
  • B
    Using electric filter.
  • C
    Using a net system.
  • D
    Using modern filters.

Answer

Correct option: A.
Using sand and bricks.

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