Considering the cardiac cycle, the ventricular contraction period is considered as
A. ventricular diastole
B. ventricular systole
C. atrium diastole
D. atrium systole
Related Questions on Chapter 9: Transport - Biology Mcqs for High School - Grade 9
The blood group systems are discovered by scientist
A. Thomas Cooley
B. Karl Landsteiner
C. Camillo Golgi
D. Ernst Haeckel
The kind of transpiration which occurs through the stomata in leaves is called
A. phloem transpiration
B. xylem transpiration
C. stomatal transpiration
D. guard transpiration
The arteries that supply blood to gonads are
A. intercostal arteries
B. celiac arteries
C. hepatic arteries
D. gonadal arteries
If the blood group of a person is A then the antibodies present in that person's blood is
A. anti-B antibodies
B. anti-A antibodies
C. anti-O antibodies
D. anti-OA antibodies