Ncert Exercises & Solutions

30. Differentiate between

(a) blood and lymph

(b) basophils and eosinophils

(a) Difference between blood and lymph are as follows

Blood

Lymph

Blood is a connective which have erythrocytes leucocytes and platelet present in fluid called plasma.

It flows in all blood vessels.

Lymph is also a connective tissue which, is devoid of RBC but has large number of WBC (leucocytes) in plasma.

It flows only in lymphatic system and is also found extracelluarly inside the tissue,

(b) Difference between basophils and eosinophils are as follows

Basophils

Eosinophils

These possess 3 lobed nucleus, with less numberof coarse granules.

These take basic stain.

These are normally 0-1% is the blood. .

These possess bilobed nucleus and coarse granules in cytoplasm

These take acidic stain

These are 1-6% is the blood.

(c) Difference between tricuspid valve and bicuspid valve are as follows

Tricuspid Valve

Bicuspid Valve

This valve separate the right atria from right ventricle.

It is made of 3 cusps or flaps.,

This is also known as right atrio ventricular valve.

This valve separates the left atria from left ventricle.

lt has 2 cusps or flaps.

This is also called mitral valve or left atrio ventricular valve.