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  • Which of the following is not mobilized from the old leaves of the plants?Option: 1 PhosphorusOption: 2

Which of the following is not mobilized from the old leaves of the plants?

Option: 1

Phosphorus


Option: 2

Sulfur


Option: 3

Nitrogen


Option: 4

Calcium


Answers (1)

best_answer
     
  • Mineral ions are frequently remobilised, particularly from older, senescing parts. 
  • Older dying leaves export much of their mineral content to younger leaves. 
  • Similarly, before leaf fall in deciduous plants, minerals are removed to other parts. 
  • Elements most readily mobilised are phosphorus, sulphur, nitrogen and potassium.
  • Some elements that are structural components like calcium are not remobilised.

Some elements that are structural components like calcium are not remobilised. Hence, the correct answer is option d.

Posted by

shivangi.bhatnagar

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