Exchange and Transport Systems

1. Arteries carry blood ___ the heart ___ the rest of the body (4, 2)
4. The higher the temperature, the ______ the transpiration rate because the water molecules have more energy so evaporate from cells inside leaf faster (6)
6. The blood vessels entering/leaving the kidneys are the _____ artery and the ______ vein (5, 5)
7. What is the name of the type of pathway where water travels through the non-living parts of the root, like the cell walls (8)
8. Water evaporates from the leaves at the top of the xylem, which creates ______ which pulls more water into the leaf (7)
9. A xerophytic adaptation is that they have waxy, waterproof ______ on leaves and stems to reduce evaporation (8)

1. The windier it is, the _______ the transpiration rate because water molecules are blown away which increases the concentration gradient (6)
3. The gill filaments in fish are covered in lots of tiny structures called _______ (8)
5. Which pathway is most commonly used because it provides least resistance? (8)
10. What is the name of the microscopic air-filled pipes in insects that are used for gas exchange? (8)

Get Revising