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6. What opens and closes the stomata?
- Guard cells
- Lower epidermis
- Nothing
- Cuticle
7. Root hairs take in minerals using....
- Diffusion
- Active transport
- Osmosis
8. Three main minerals in plants: Nitrates, Potassium &
- Helium
- Phosphates
- Hydrogen
- Magnesium
9. Stomata closes when roots dry up?
10. Which one of these is not a food preservation method?
- Drying
- Cooling
- Freezing
- Baking
- Adding vinegar
11. Define Transpiration?
- The loss of water from a plant.
- When particles move from a low concentration to a high concentration.
- When particles move from an area of high concentration to a low concentration.
- When particles move from a high water concentration to a low water concentration across a partially permeable membrane.
12. What vessel is made from dead cells?