Question 18 • Plant WILTING is the result of O plant cells gaining water content a loss of turgor pressure reverse osmosis a lack of salt in the soil Question 19 • If the soil is too BASIC (or alkaline), the pH can be adjusted by adding organic matter compounds that consume hydrogen ions limestone gypsum
Question 20 • Which of the following is NOT a characteristic of soil colloids? O A very large surface area Electronegative charges Low water holding capacity Ability to exchange ions with the soil solution
Question 18 • Plant WILTING is the result of O plant cells gaining water content a loss of turgor pressure reverse osmos
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