EASY
7th CBSE
IMPORTANT
Earn 100

Which chemical gets accumulated in the muscles of humans during anaerobic respiration? (Acetic acid/ Lactic acid)

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Important Questions on Respiration in Organisms

EASY
7th CBSE
IMPORTANT
Which of the two types of respiration produces more energy? (Anaerobic respiration/Aerobic respiration)
MEDIUM
7th CBSE
IMPORTANT
What happens in the lungs during breathing ?
EASY
7th CBSE
IMPORTANT
Who will have a higher breathing rate — a man at rest or a man after running fast?
MEDIUM
7th CBSE
IMPORTANT
What changes occur in the chest cavity and lungs during inhalation?
EASY
7th CBSE
IMPORTANT
Which gas do we breathe out? (Carbon dioxide/Oxygen)
EASY
7th CBSE
IMPORTANT
Which of the following is a physical process — Breathing or Respiration?
EASY
7th CBSE
IMPORTANT
Name the main respiratory organ in mammals.
EASY
7th CBSE
IMPORTANT
Which cells form a thin layer on the outer surface of the roots? (Epidermis/ Ectoderm)