NCERT Body Fluids Circulation mcqs,model,grand,mock exam papers,pdfs

Body Fluids and Circulation Mock Test-10

Question No:1

The blood circulation, which starts and ends into capillaries, is

[A] portal circulation
[B] renal circulation
[C] hepatic circulation
[D] lymphatic circulation



Question No:2

Which one of the following is absent in the human beings?

[A] Hypophyseal – hypothalamotract
[B] Hepatic portal vein
[C] Renal portal vein
[D] None of these



Question No:3

Assertion: Simple organism use special fluids within their bodies to transport materials.
Reason: Blood is the only fluid used by higher organism including human for transport of certain substances.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:4

Assertion: Closed circulatory system is more effective than open type.
Reason: The closed circulatory system considerably enhances the speed, precision and efficiency of circulation.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:5

Assertion: Cardiac output rises during exercise.
Reason: Cardiac output helps in less oxygen consumption.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:6

Assertion: Plasma retains water.
Reason: Plasma contains an osmotic protein called albumin.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:7

Assertion: An artificial pacemaker can replace the sinoatrial node of heart.
Reason: This is because, an artificial pacemaker is capable of stimulating the heart electrically to maintain its beats.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:8

Assertion: When heart stops beating it is known as cardiac arrest.
Reason: Heart attack occur due to cardie arrest.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:9

Assertion: Plasma without the clotting factors is called serum.
Reason: Serum contain immunoglobulins.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:10

Assertion: Heart offish contains only deoxygenated blood.
Reason: Oxygenated blood do not return back to the heart in fishes.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:11

Assertion: Basophiles involved in inflammatory reaction.
Reason: Basophiles use to secrete histamine, serotonin, heparin etc.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:12

Assertion: A reduction in number of platelets can leads to clotting disorders.
Reason: Platelets release a variety of substances most of which are involved in the clotting of blood.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:13

Assertion: Blood pressure is arterial blood pressure.
Reason: It is measured by sphygmomanometer

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:14

Assertion: Body has ability to alter cardiac output.
Reason: Body has ability to alter the stroke volume as well as the heart rate.

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false



Question No:15

Assertion: QRS complex represent the depolarisation of atria
Reason: Biggining of the T-wave marks the end of systole

[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false