Exams › NEET › Biology

Which one of the following mineral elements plays an important role in biological nitrogen fixation?

1. Molybdenum
2. Copper
3. Manganese
4. Zinc

Correct answer: Molybdenum

Solution

Molybdenum is a key component of the nitrogenase enzyme complex that catalyzes biological nitrogen fixation. Without it, many nitrogen-fixing organisms cannot efficiently convert atmospheric nitrogen into usable forms.

Related NEET Biology questions

• The most important mineral for blood coagulation is
• Match the following concerning essential elements and their functions in plants: (a) Iron (i) Photolysis of water (b) Zinc (ii) Pollen germination (c) Boron (iii) Required for chlorophyll biosynthesis (d) Manganese (iv) IAA biosynthesis Select the correct option:
• In which of the following forms is iron absorbed by plants?
• In which of the following, all three are macronutrients?
• Minerals known to be required in large amounts for plant growth include:
• Which of the following elements is responsible for maintaining turgor in cells?

⚔️ Practice NEET Biology free + battle 1v1 →