Question

4. Which of the following exhibit incomplete
double circulation
1) Fishes
21 Amphubians
3) Crocodiles
u birds

2. Function of mitral value is
1) to prevent the flow of blood from night
ventricle to mght atrium
2) to prevent the flow of blood from left
ventricle to leit atnum
3) to prevent the flow of blood from
pulmonary artery to nght ventncle
4) to prevent the flow of blood from aorta to
left ventricle​

Answer 1

Answer:

1) 4. Fishes

2) 2. To prevent the flow of blood from left ventricle to right atrium

Hope it helps...

Answer 2

Answer:

4:-. 1) Fishes

2:-. 2) to prevent the flow of blood from left ventricle to left atrium