Explore topic-wise MCQs in Biology.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

What percentage of carbon dioxide transport in the form of carbamino haemoglobin?

A. 20-25%
B. 5-7%
C. 3%
D. 97%
Answer» B. 5-7%
Discussion
2.

Oxygen dissociation curve will shift to right on decrease of________

A. temperature
B. acidity
C. pH
D. carbon dioxide concentration
Answer» D. carbon dioxide concentration
Discussion
3.

Bulk of carbon dioxide is transported by __________

A. dissolved state
B. plasma as bicarbonate
C. carbamino haemoglobin
D. methamoglobin
Answer» C. carbamino haemoglobin
Discussion
4.

Chloride shift occurs in response to _____

A. H+
B. K+
C. HCO3-
D. Na+
Answer» D. Na+
Discussion
5.

What is chloride shift?

A. Movement of chloride ion from plasma to WBC
B. Movement of chloride ion from plasma to RBC
C. Movement of chloride ion from WBC to plasma
D. Movement of chloride ion from RBC to plasma
Answer» C. Movement of chloride ion from WBC to plasma
Discussion
6.

Every 100 ml deoxygenated blood delivers around _______ carbon dioxide to alveoli.

A. 20 ml
B. 25 ml
C. 5 ml
D. 4 ml
Answer» E.
Discussion
7.

What is the shape of Haemoglobin-oxygen dissociation curve?

A. Straight
B. Constant
C. Hyperbolic
D. Sigmoid
Answer» E.
Discussion
8.

Formation of oxyhaemoglobin is a/an ________

A. oxygenation
B. oxidation
C. reduction
D. deoxygenation
Answer» B. oxidation
Discussion
9.

How the majority of oxygen gets transported?

A. In dissolved form in blood plasma
B. In form of oxyhaemoglobin
C. In form of methaemoglobin
D. In form of carbamino haemoglobin
Answer» C. In form of methaemoglobin
Discussion
10.

One haemoglobin carries __________ molecules of oxygen.

A. 6
B. 3
C. 4
D. 2
Answer» D. 2
Discussion