Biology MCQs

Question 1

Function of haemoglobin is

Accepted Answer

To transport oxygen

Answer

Destruction of bacteria

Answer

To check the loss of blood

Answer

None of the above

Question 2

Function of pace maker is

Accepted Answer

To initiate heart beat

Answer

To regulate the formation of urine

Answer

To regulate the process of digestion

Answer

To start the process of respiration

Question 3

Which blood group is called universal donor?

Accepted Answer

O-

Answer

AB-

Answer

AB+

Answer

O+

Question 4

Blood group which has both antibodies is

Accepted Answer

O

Answer

A

Answer

B

Answer

AB

Question 5

Which among the following carries impure blood to human heart?

Accepted Answer

Vena Cava

Answer

Aorta

Answer

Pulmonary vein

Answer

Pulmonary arteries

Question 6

A person with 'AB' blood group is sometimes called a universal recipient because of the

Accepted Answer

Lack of antibodies in his blood

Answer

Lack of antigen in his b lood

Answer

Lack of both antigen and antibodies in his blood

Answer

Presence of antibodies in his blood

Question 7

Karl Landsteiner discovered

Accepted Answer

Blood groups

Answer

Blood corpuscles

Answer

Blood vessels

Answer

Proteins in Blood

Question 8

Systolic and diastolic pressure in a healthy man is

Accepted Answer

120 mm and 80 mm

Answer

201 mm and 110 mm

Answer

90 mm and 60 mm

Answer

85 mm and 55 mm

Question 9

Red blood corpuscles is produced into

Accepted Answer

Bone marrow

Answer

Spleen

Answer

Kidney

Answer

Liver