Question
Biology Question on Essential Mineral Elements
The characteristic of an essential element is that it
A
improves health of the plant
B
is irreplaceable and indispensable for growth of plants
C
is found in plant ash
D
is available in the soil
Answer
is irreplaceable and indispensable for growth of plants
Explanation
Solution
Essential elements has following characteristics:
(i) It is indispensable for the growth of plants.
(ii) It cannot be replaced by any other element.
(iii) Absence/deficiency produces disorders.
(iv) It has nutritive value.