Circulation in animals

1) How many types of blood cells are present in blood?

• 3

• 4

• 2

• 5

2) In human, right auricle receives______ blood from______

• Oxygenated, aorta

• Deoxygenated, vena cava

• Oxygenated,vena cava

• Deoxygenated, aorta

3) Where does the maximum exchange of materials between blood and surrounding cells occurs?

• Heart

• Veins

• Arteries

• Capillaries

4) Which vitamin helps in blood clotting?

• Vitamin A2

• Vitamin B

• Vitamin E4

• Vitamin K

5) Lymph differs from blood as it has

• Only RBC's and no WBC's

• More WBC's and fewer RBC's

• Only WBC'S and no RBC's

• More RBC's and fewer WBC's

6) which of the following ions is present in blood plasma in maximum concentration?

• Potassium

• Sodium

• Chloride

• Calcium

7) A heritage disease where the blood does not clot to stop bleeding

• Leukemia

• Hemophilia

• Sickle-cell Anemia

• Costochondria