M3 Midterm preps S1

Which statement about the pulmonary vein is correct?

• It carries blood from the heart to the body

• It carries blood from the heart to the lung

• It carries blood to the heart from the body

• It carries blood to the heart from the lungs

Which blood vessel carries blood from the heart to the body?

• Aorta

• Pulmonary artery

• Pulmonary vein

• vena cava

The diagram shows a section through the human heart. Which vessel is a vein containing oxygenated blood?

• A

• B

• C

• D

• 1 and 2

• 1 only

• 2 onl

• neither 1 or 2

• A

• B

• C

• D

• A

• B

• C

• D

• The air becomes cooler

• The air becomes drier

• The day becomes sunnier

• The stomata open wider

• antibody formation

• clotting of blood

• phagocytosis

• transport of oxygen

During transpiration, from which part of a leaf does evaporation of water occur?

• cuticle

• mesophyll cells

• stomata

• xylem

• A

• B

• C

• D