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Air Around Us — Science STD 6 — Question

CBSE BoardEnglish MediumSTD 6ScienceAir Around Us1 Mark
MCQ
Which of the following statement(s) is/ are correct?
  • A
    The percentage of oxygen in air inhaled and exhaled by us remains same.
  • B
    Plants use more of oxygen in respiration and produce no oxygen in any of its processes.
  • C
    Plants do not need oxygen for respiration.
  • ✓
    All of the above.
✓

Answer

Correct option: D.
All of the above.
All of the above.

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