Q
Select the option that is not true regarding the circulatory system.
RRB Group-D
03/10/2018 (Shift-III)
2018
✓ Answer:
D
It is about 1.7–1.8% of body weight.
The source key identifies D: blood accounts for roughly 7–8% of body weight, not 1.7–1.8%. Blood volume varies with body size; 6.8 litres is not a universal adult value.