Biology chapter III Circulatory system

Name of the student

1. In a biology class, Kavya asked the question: Which vein carries oxygenated blood?

• Superior venacava

• Inferior venacava

• Pulmonary vein

• Both a and b

2. Relaxation of Heart is called

• Systole
• Hypertension
• Diastole
• Hypotension

3.Single circulation of blood is seen in

• Human
• Frog
• Fish
• Earthworm

4. The blood vessels which take blood away from heart

• Artery
• Veins
• Capillaries
• All

5. The process by which water enters from soil into the root hair is

• Osomosis
• Diffusion
• Root pressure
• Transpiration

6. Food in plants transported by

• Phloem
• Xylem
• Stomata
• Vascular tissue

7. The valve which is present between right atrium and right ventricle

• Bicuspid valve
• Mitral valve
• Pulmonary valve
• Tricuspid valve

8.Name of the membranes covered the heart

• Meninges
• Pleura
• Pericardial membrane
• cortex

9. Stethoscope was invented by

• William harvey
• Fabrici
• Rene lennec
• Marcello malpighi