Home
Class 11
BIOLOGY
what is true for CO(2) concentration ?...

what is true for `CO_(2)` concentration ?

A

More in the alveolar air than in expired air

B

More in the expired air than in alveolar air

C

More in the inspired air than in expired air

D

More in the inspired air than in alveolar air

Text Solution

Verified by Experts

The correct Answer is:
A
`CO_(2)` content in the expired air is less than that of alveolar air because of expired air from alveoli mixes with the dead space air containing a very low level of carbon dioxide.
Promotional Banner

Similar Questions

Explore conceptually related problems

CO_(2) concentration isÂ

Assertion: C_(3) plants respond to increased CO_(2) concentration by increaing rate of photosyntheis. ltbr. Reason: The higher productivity of some greenhouse crops such as tomatoes and bell pepper is due to increased CO_(2) concentration

A plant is kept in 300ppm CO_(2) concentration, what will happen to it

Based on the given graph, which statement correctly describes the pattern? (a)There is increase in CO_(2) concentration over the years (b)There is decrease in CO_(2) concentration over the years (c)There is no change in CO_(2) concentration over the years (d)The CO_(2) concentration fluctuates over these years

In Zea Mays optimum CO_(2) concentration for photosynthesis is

Assertion : Oceans acts as the global "sink" for CO_(2) . Reason : Human activities are increasing CO_(2) concentration in the air.

Assertion :- In C_(3) plants increase in CO_(2) concentration will increase their productivity. Reason :- In C_(3) plants CO_(2) saturation point is 450 ppm.

The effect of CO_(2) concentration on dissociation of oxyhemoglobin was explained by