1)fill in the blanks.
A) RBCs of the blood contain haemoglobin , an iron compound .
B) diaphragm is present between thoracic and abdominal cavity.
C) cardiac muscles are involuntory .
D) pH of oxygenated blood is alkaline
E) production of RBCs occurs in red bone marrow.
2)Find out my partner.
Group 'A' Group 'B'
1. Heart beats a. 350 ml
2. RBC b. 7.4
3. WBC c. 37 0C
4. Blood donation d. 72
5. Normal body e. 50 - 60 Temperature lakh/mm3
6. pH of oxygenated f. 5000-6000 per blood mm3
Answer:
Heartbeats → d. 72
RBC → e. 50-60 lakh/mm3
WBC → f. 5000-6000 per mm3
Blood donation → a. 350 ml
Normal body temperature → c. 37 °C
pH of oxygenated blood → b. 7.4

