CBSE
Multiple Choice QuestionsPernicious anaemia is caused due to
absence of vitamin-K
lack of Vitamin - B12
lack of Vitamin - C
presence of intrinsic factor
Which of following organ can be called a sort of "blood bank" ?
Heart
Spleen
Liver
Lungs
Vitamin essential for proper functioning of liver and clotting of blood is
Vitamin- K
Vitamin- A
Vitamin- E
Vitamin- B12
Heart beats originates from
pace maker
cardiac muscles
left atrium
right ventricle
Pace-maker is
AV node
SA node
Bundle of His
Purkinje fibres
The vitamin which is essential for blood clotting is
vitamin-A
vitamin-B
vitamin-C
vitamin-K
How many molecules of oxygen can bind to a molecule of haemoglobin?
One
Two
Three
Four
In blood, CO2 is transported majorly as
sodium carbonate
carboxyhaemoglobin
bicarbonate
CO2 as such
A man of 'A' blood group marries a woman of 'AB' blood group, which type of progeny would indicate that man is heterozygous ?
O
B
A
AB
The instrument used for measuring blood pressure is
electrocardiograph
X-rays
sphygmomanometer
electroencephalograph
