Transport

What is the process by which substances move from high to low concentration?

• Osmosis

• Absorption

• Diffusion

• Drifting

Which of these conditions DO NOT speed up diffusion?

• Large surface area compared to volume

• Short distance

• Large difference in concentration

• Colder temperatures

Which of these two substances do animal cells take in by diffusion?

• Oxygen and glucose

• Carbon dioxide and glucose

• Carbon dioxide and water

• Energy and water

Which side of the heart pumps oxygenated blood to the organs?

• Left

• Right

• Top

• Bottom

Which of these are NOT parts of the heart

• Ventricles

• Atrium

• Valves

• Cartilage

What sort of circulatory system do mammals have?

• Single

• Double

• Triple

• Quartet

What are the two places that the two sides of the heart pump blood to?

• Brain and body organs

• Lungs and brain

• Lungs and body organs (inc. brain)

• Muscles and body organs

What is the job of the red blood cells?

• blood clotting

• fighting infection

• carrying oxygen

• carrying glucose

What type of blood vessels are adapted for quick diffusion?

• Arteries

• Veins

• Capillaries

• Arterioles

What type of blood vessel takes blood away from the heart?

• Veins

• Arteries

• Capillaries

• Venules