McqMate
Sign In
Hamberger menu
McqMate
Sign in
Sign up
Home
Forum
Search
Ask a Question
Sign In
McqMate Copyright © 2025
→
All India Pre Medical Test (AIPMT)
→
Biology
→
Breathing and Exchange of gases
→
CO2 combines in human RBC with the which...
Q.
CO2 combines in human RBC with the which ion of haemoglobin
A.
-NH2
B.
-OH-
C.
-H+
D.
– COOH
Answer» A. -NH2
4k
0
Do you find this helpful?
21
View all MCQs in
Biology
Discussion
No comments yet
Login to comment
Related MCQs
Match the animals listed in column-I to blood listed in column-II. (KCET 2010) Column-I Column-II (P) Man (i) Plasma and cells are colourless (Q) Earth worm (ii) Plasma colourless and nucleated RBC (R) Cockroach (iii) Plasma colourless and enucleated RBC (S) Frog (iv) Plasma red and nucleated colourless RBC (v) Plasma and RBS have haemoglobin
A. The atmospheric concentration of CO2 at which photosynthesis just compensation point. R. The CO2 compensation point is reached when the amount of CO2 uptake is less than that generated through respiration because the level of CO2 in the atmosphere is more than that required for achieving CO2 compensation point.
Which one is correct for X, Y & Z ? X - Trophozoite is formed in RBC.= Y - Haemoglobin is broken down by haemozoine. Z - In RBC merozoite converted into gamatocyte.
The metal ion present in haemoglobin is
At higher CO2 condtcentration,oxygen dissociation curve of haemoglobin will (CPMT.1990)
CO2 from RBC enters blood plasma in the form of
When sodium and potassium pump is activated, for (a) Na+ ion, (b) K+ ion are exchanged ?
The transfer of ion through ion channel is (a) and (b)
In sugarcane plant CO2 is fixed in malic acid, in which the enzyme that fixes CO2 is
A. Under conditions of high light intensity and limited CO2 supply, photorespiration has a useful role in protecting the plants from photo-oxidative damage. R. If enough CO2 is not available to utilize light energy for carboxylation to proceed, the excess energy may not cause damage to plants.