Blood substitutes are

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

In a game of 8 players lasting for 70 minutes , six substitutes alternate with each player.This means that all players including the substitutes, are on the pitch for the same length of time . For how long?

A

40 minutes

B

45 minutes

C

50 minutes

D

55 minutes

In a game of 8 players lasting for 70 minutes, six substitutes alternate with each player. This means that all players, including the substitutes, are on the pitch for the same length of time, For how long?

A

40 minutes

B

45 minutes

C

50 minutes

D

55 minutes

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

Person having blood group 'B' can donate the blood to person having blood group

A

A and O

B

B and O

C

A and AB

D

B and AB

A man whose blood group is not known meet with a serious accident and needs blood transfusion immediately. Which one of the blood group mentioned below and readily available in the hospital will be safe for transfusion?

A

O, Rh^-

B

O, Rh⁺

C

AB, Rh^-

D

AB, Rh⁺

Red cell substitutes are

A

Modified hemoglobin solution

B

Micro encapsulated hemoglobin

C

Perfluoro chemicals

D

Fresh frozen red cell

E

Cryoprecipitate

Atropine or its substitutes is/are used to treat

A

Bronchial asthma

B

Motion sickness

C

Parkinsonâs disease

D

Glaucoma

E

Myasthenia gravis

Which one of the following pairs of commodities is an example of substitutes?

A

Tea and sugar

B

Tea and coffee

C

Pen and ink

D

Shirt and trousers

When two goods are perfect substitutes of each other, then

A

MRS is falling

B

MRS is rising

C

MRS is constant

D

None of the above

Blood substitutes are

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