hiiii guys ,
question;-
Q1- Name the substance which is oxidised in body during respiration.
Q2- why lungs are divided into small sac like structure.
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hiiii guys ,
question;-
Q1- Name the substance which is oxidised in body during respiration.
Q2- why lungs are divided into small sac like structure.
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1. Name the substance which is oxidised in body during respiration.
A. Glucose
2.Why lungs are divided into small sac like structure.
A. Lungs are divided into sacs to increase the surface area and to easily transport oxygen to the blood vessels.