MCQ
Read the following sentences carefully, and choose the correct one:
  • A
    We often sneeze when we inhale air containing dust, smoke or pollen etc.
  • B
    Yawning is caused by insufficient oxygen in the body.
  • C
    The blood carries oxygen to the all parts of the body, this oxygen is carried by a red pigment called hemoglobin present in the red blood cells.
  • All the above

Answer

Correct option: D.
All the above
Here, all the statements are correct.

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