Necrosis is not caused by deficiency of
Which of the following elements does not cause both an inhibition of cell division and delay in flowering if their concentration in plants is low?
The following statements are correct except
Any mineral ion concentration in tissues that reduces the dry weight of tissues by about 10 per cent is considered
Which of the following are symptom of Mn toxicity?
P. Appearance of brown spots surrounded by chlorotic veins
Q. Mn competes with Fe and Mg for uptake
R. Competes with Mg for binding with enzymes
S. Inhibits calcium translocation in shoot apex
T. It causes deficiency of Mg and Ca
U. It causes Chlorosis
V. It causes Necrosis
W. It causes inhibition of cell division
Which of the above are correct?
1. P, Q, R, S, T, U, V,
2. R, S, T, U, V, W
3. P, Q, R, S, T
4. Q, V, W
The movement of ions is usually called
Not associated with
Symplast is not associated with
Xylem sap has minerals is substantiated by
The soil is enriched of dissolved ions and inorganic salts because of