Life span of RBC is about________

(a)

100 days

(b)

200 days

(c)

150 days

(d)

120 days

The other name of red blood corpuscles is _________

(a)

erythrocytes

(b)

leucocytes

(c)

granulocytes

(d)

agranulocytes

Normal pulse rate ranges from________

(a)

80-90/min

(b)

70 -90/min

(c)

50 - 60/min

(d)

70 - 80/min

The bulk movement of substances through the vascular tissue is called ___________________.

(a)

Translocation

(b)

Imbibition

(c)

Diffusion

(d)

Osmosis

In larger organisms transport of nutrients, salts, oxygen, hormones and waste products around the body are performed by the _______________ system.

(a)

Excretory

(b)

Circulatory

(c)

Digestive

(d)

Respiratory