NEET PYQs for Essential Mineral Elements with Solutions: Practice NEET Previous Year Questions

Updated on - Jan 19, 2026

Essential Mineral Elements is an important topic in the Biology section in NEET exam. Practising this topic will increase your score overall and make your conceptual grip on NEET exam stronger.

This article gives you a full set of NEET PYQs for Essential Mineral Elements with explanations for effective preparation. Practice of NEET Biology PYQs including Essential Mineral Elements questions regularly will improve accuracy, speed, and confidence in the NEET 2026 exam.

NEET PYQs for Essential Mineral Elements with Solutions

1.
The common nitrogen-fixer in paddy fields is
- Rhizobium
- Azospirillum
- Oscillatoria
- Frankia.
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2.
Deficiency symptoms of nitrogen and potassium are visible first in:
- Young leaves
- Roots
- Buds
- Senescent leaves
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3.
The oxygen evolved during photosynthesis, comes from water molecules. Which one of the following pairs of elements is involved in this reaction?
- Magnesium and Molybdenum
- Magnesium and Chlorine
- Manganese and Chlorine
- Manganese and Potassium
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4.
Which one of the following mineral elements plays an important role in biological nitrogen fixation
- Copper
- Manganese
- Zinc
- Molybdenum
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5.
Necrosis in crops is due to the deficiency of
- Ca, K, S and Mo
- N, K, S and Mo
- N.S. Fe and Zn
- Mg, S, Mn and Ca
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6.
The most abundant element present in the plant is :-
- Nitrogen
- Manganese
- Iron
- Carbon
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