Which part of the blood has haemoglobin?

• WBCs

• RBCs

• Blood platelets

• Plasma

_____ is the muscular wall that devides the heart length wise-

• Septum

• Ventricle

• Atrium

• None

In plants, food prepared by the leaves is transported to all the other parts of the plants by-

• Stomata

• Phloem

• Root hair

• Xylem

________ help in the clotting of blood.

• WBCs

• RBCs

• Platelets

• Blood Plasma

Excretion, in unicellular plants and animals, takes place through _________.

• Diffusion

• Osmosis

Urine gets collected in the _______.

• Ureter

• Kidney

• Urethra

• Urinary bladder

________ is the blood vessels which carry oxygen rich blood, from the heart, to all parts of the body.

• Arteries

• Veins

• Systole

• Xylem

Which of the following is not a function of blood?

• Blood cells, especially the WBCs, help fight infections.

• Blood helps to distribute the digested food to all parts of the body.

• Circulation of blood helps to maintain the body temperature

• Blood removes the carbon dioxide, produced during respiration.

The blood vessels, having thick elastic walls are called-

• Arteries

• Veins

• Capillaries

• Atria

Contraction of the heart muscles is also called-

• Systole

• Diastole