Home › CBSE Class 11 › Biology › Mineral Nutrition › An essential element must be directly involved i…
An essential element must be directly involved in the plant's:
AMetabolism
BMorphology
CMutation
DMigration
Answer & Solution
Correct answer: A. Metabolism
1. This is the third criterion of essentiality.
2. The element must do real chemical work.
3. It must be involved in metabolism.
_Source: NCERT Class 11 Biology, Ch 12 'Mineral Nutrition'_
Related questions
In nodule formation, rhizobia first colonise and attach to:Which microbe makes nitrogen fixing nodules on non-legumes?Small outgrowths on legume roots are called:Which rod-shaped microbe forms nodules on legume roots?Which cyanobacterium is a free-living nitrogen fixer?Which is a free-living aerobic nitrogen fixing microbe?Nitrogen fixing microbes may be free-living or:Molybdenum is a component of nitrogenase and: