WBC

Q.

Match the pictures that best describe the function of the components of blood given below.

1. I – A, II – B, III -C

2. I – C, II – B, III -A

3. I – B, II – C, III -A

4. I – C, II – A, III -B

Q.

Which of the following is not a characteristic of WBC?

1. Red

2. Colourless

3. White

4. Blue

Q.

Give one function of white blood cell (WBC).

Q. Match the following components of blood with their functions.

1. Transport oxygen
2. Defends body
3. Clotting

Q. One of the inflammatory reaction induced by histamine is

1. Vasoconstriction of blood vessels
2. Vasodilation of peripheral blood vessels
3. Decreased vascular permeability
4. Accelerated blood clotting

Q. Which of the following cells are oval shaped?

1. Chlamydomonas
2. Amoeba
3. Nerve cells
4. White blood cells

Q. In case of emergency which blood group could be safely transfused ?

1. $A{B}^{-}$
2. $A{B}^{+}$
3. $O^{-}$
4. $O^{+}$