fillups lactic acid is produced during ___ respiration Ques 2 insect have organs called ___ for respiration. Ques 3 taking in of air rich in oxygen is called____. Ques 4 An adult human being normally breathes from___ to ___ times per minute. QUes 5 the movement of lungs is controlled by the ___ and the ___Ques 6 acts as the respiratory carrier in our body.
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Q1 lactic acid is produced during respiration when there is lack of oxygen
Q2 insect have organs called spiracles for respiration.
Q3 taking in of air rich in oxygen is called aerobic respiration.
Q4 An adult human being normally breathes from 12 to 16 times per minute. Q5 the movement of lungs is controlled by the diaphragm and the intercostal muscles. Q6 Haemoglobin acts as the respiratory carrier in our body.
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