Class 11 Biology Breathing and Exchange of Gases Mechanism of Breathing

Medium

Breathing rate is lowered during eating because

A
Our lungs do not get enough supply of blood
B
Swallowing and breathing cannot go together at the same time
C
Lungs are compressed as stomach enlarges
D
More energy is required during eating

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Class 11 Questions

Class 11

Biology Questions

Chapter

Breathing and Exchange of Gases

Subtopic

Mechanism of Breathing

Similar Questions

Choose the correct option:
$(1)$ The volume of gases involved in breathing movements is measured by $Sphygmomanometer / Spirometer$.
$(2)$ Inspiration is initiated by the $relaxation / contraction$ of the diaphragm.

Medium

Sugar is converted into starch when the $pH$ of guard cells increases,which is associated with:

Medium

Hiccups can be best described as

Medium

Explain the mechanism of breathing.

Easy

Hiccup occurs due to

Easy

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