RBCs remain separate from each other in the circulating blood due to the repulsive force caused by

RBC remain separate from each other in the circulating blood due to the repulsive force caused by

A

Constant movement of RBCs

B

Negative electrostatic charge imparted by sialic acid of RBC membrane

C

Attraction of vascular endothelium

D

Distraction of band 3 protein

E

Biconcave shape of RBC

Red blood cells remain separated from each other in the circulating blood by

A

Constant movement of RBC

B

Negative electrostatic charge of RBC membrane

C

Attraction of vascular endothelium

D

Distraction of protein Band 3

E

Its biconcave shape

In a sample of 50 people, 19 had type O blood, 22 had type A blood, 7 had type B blood and 2 had type AB blood. If a person is selected randomly, find the probability that the person has neither type A nor type O blood?

A

15/25

B

31/50

C

11/25

D

9/50

If 4 students are seated on each bench, 3 benches remain vacant. But if 3 students are seated on each bench, 6 students remain standing .What is the number of students in that class?

A

30

B

55

C

60

D

45

An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's

A

First law

B

Second law

C

Third law

D

Fourth law

Antonym of the word 'Repulsive.'

A

Stupid

B

Narrow

C

Brighten

D

Attractive

Choose the word that is most nearly opposite in meaning to the word given. REPULSIVE

A

foul

B

irregular

C

irksome

D

attractive

Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to:

A

The heating effect of current alone

B

Hysteresis loss alone

C

Both the heating effect of current and hysteresis loss

D

Intense sunlight at noon

Fully mature human RBCs has

A

A nucleus

B

No nucleus

C

Nucleus may or may not be present

D

None of the above

An individual whose blood type is B may in an emergency, donate blood to a person whose blood type is

A

B or A

B

AB or A

C

A or O

D

AB or B

RBCs remain separate from each other in the circulating blood due to the repulsive force caused by

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