One of the defining characteristics of an essential element is that it
A) is necessary only for early growth of the seedling in plants.
B) can be replaced by another element.
C) is usually necessary for a plant's survival.
D) functions by relieving the toxicity of another element.
E) is found in relatively high concentrations in the environment.
Correct Answer:
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Q7: Plants,which are mostly autotrophs,acquire carbon from
A) the
Q8: Which element is a plant micronutrient?
A) Potassium
B)
Q8: _ are available to the plant in
Q9: A newly discovered species of earthworm is
Q10: Which mineral is a constituent of both
Q11: Which four elements are found in highest
Q13: Which of the following represents the
Q14: Which mineral is most likely deficient in
Q15: Plants obtain all of the following elements
Q17: Nitrogen is typically present in plants in
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