Question # 1

Without fibringonen, plasma is called.

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Blood

Serum

Haemoglobin

None of these

One gram of glucose produce abut.............. calories of energy .

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3600

3700

3800

3900

Right atrium receives.

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Oxgynated blood

Deoxygenated blood

BOth types of blood

no blood

Which gas reacts with food to convert it into carbon dioxide and water.

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Oxygen

Nitrogen

Phosphorus

Argon

The average life span of RBCs is.

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110 days

115 days

118 days

120 days

Which blood cells protect our body from pathogens.

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Platelets

RCBs

WBCs

None of these

Exchange of material in the body tissues and blood takkes place in.

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Aorta

Ventricles

Capillaries

Veins

The humna circulatory system is consist of

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Heart

Blood

Blood vessels

All of these

Which blood vessesl have valves in it.

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Capillaries

Artery

Vein

Arteriole

Trachea divides into two

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Bronchi

Veins

Villi

Ribs

Exchange of gases takes place in.

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Lungs

Bronchioles

Aleoli

Blood

The concentration of water in plasma is.

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55%

45%

92%

95%

A substance that speed up the chemical reactions is called.

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Solute

Solvent

Solution

Catalyst

Products of anaerobc respiration in yeasts are .......... along with energy.

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Carbon dioxide and water

Ethanol and carbon dioxide

Oxygen and water

Lactic acid and water

Which of the following plays an important role in blood clotting.

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Red blood cells

White blood cell

Platelets

Bone cells

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