14 Questions
Water (H20) is an important ______ constituent, essential for plant growth.
soil
It is the ______ that together with dissolved nutrients forms the soil solution.
solvent
Water provides ______ to cells and tissues which enables them to maintain their form and the best position to get light.
turgidity
Water plays an important role in soil formation, ______, structure, stability, strength, penetrability, consistency, and compactibility.
erosion
The air content and ______ exchange of soil depend upon the amount of water present in the soil.
gas
It is necessary for microbial ______ and action.
mobility
Which of the following is NOT a function of water in living plants?
It aids in the formation of chlorophyll
Soil water thus indirectly affects the ______ of microbes, root respiration, and the oxidation-reduction potential of the soil.
activity
According to the passage, how does water affect soil temperature?
It has a cooling effect on soil temperature
What does the passage imply about the relationship between water content and gas exchange in soil?
Higher water content leads to decreased gas exchange
Which of the following soil properties is NOT influenced by water, according to the passage?
Porosity
According to the passage, which of the following is NOT a function of water in soil?
Aiding in the formation of soil organic matter
Based on the information provided, which of the following statements is true?
Water is essential for both microbial mobility and action
Which of the following processes is NOT directly influenced by water, according to the passage?
Nutrient uptake by plants
Explore the significance of water as a soil constituent for plant growth. Learn how water functions as a solvent, nutrient carrier, constituent of plant protoplasm, and turgidity provider in cells and tissues.
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