Question # 1

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

Which artery supply blood to the heart

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Pulmonary artery

Hepatic artery

Coronary Artery

Aorta

The thin transparent membrane around heart is called.

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Pericardium

Atria

Veins

Ventricle

The average life span of RBCs is.

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110 days

115 days

118 days

120 days

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

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3600

3700

3800

3900

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

The concentration of water in plasma is.

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55%

45%

92%

95%

Which blood cells protect our body from pathogens.

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Platelets

RCBs

WBCs

None of these

Aerobic respiation takes place in.

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Mitochondria

Chloroplast

Nucleus

Blood vessels

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