question_answer

Select the true and false statement:

(A) Morphological changes which are indicative of certain element deficiencies are known a deficiency symptoms.

(B) For activity, the mobilized element deficiency symptoms first appear in older tissues.

(C) When an element is relatively immobile, the deficiency symptom first appears in younge tissue.

(D) The mineral nutrition study of plant has great significance to agriculture and horticulture.

A)  T T F F                      

B)  T T T T          

C)    T F F T            

D)    F F F T