According to the state of water in the soil, the liquid phase can be divided into ____, bound water, and free water.
举一反三
- Moisture in food can be divided into "bound water" and "free water" according to different properties. Which of the following is not bound water? A: The first layer of water molecules adsorbed to glucose molecules B: Water molecules with unpaired electrons entering the outer empty orbits of sodium ions C: Water molecules adsorbed in capillaries in food tissue D: Water molecules bound to the negative ion of glutamic acid on the protein peptide chain
- 束缚水（bound water）
- Which of the following is NOT part of the hydrologic cycle? A: water moving into creeks and streams following a rainstorm B: water infiltrating into the soil and bedrock C: calcium carbonate dissolving in soil water and groundwater D: water evaporating from a lake
- . Putting water in bottles wastes a lot of water. Water is used to ______ the bottles.
- In soil sa______ with water, plant roots must live in an oxygen-deprived environment because all the air is displaced by water.