Draw neat and labelled diagrams.

Respiratory system

Find out my partner.

Group 'A'

1. Heart beats

2. RBC

3. WBC

4. Blood donation

5. Normal body Temperature

6. pH of oxygenated blood

Group 'B'

a. 350 ml

b. 7.4

c. 37° C

d. 72

e. 50 - 60 lakh/mm³

f. 5000-6000 per mm³

Complete the following table.

Draw neat and labelled diagrams.

Internal structure of heart.

Explain with reasons.

Human blood is red coloured.