Exams › NEET › Biology

Specialized cells for fixing atmospheric nitrogen in Nostoc are:

1. Homogonia
2. Nodules
3. Heterocysts
4. Slime molds

Correct answer: Heterocysts

Solution

Heterocysts are specialized cells in Nostoc that provide an anaerobic environment needed for nitrogenase to function. This makes them the structures responsible for fixing atmospheric nitrogen.

Related NEET Biology questions

• The smallest unit of classification is known as
• Taxonomically, what is species?
• The system of giving one name to the individual is called
• Genus is a group of similar and related
• The main difference in Gram (+ve and Gram (–)ve bacteria resides in their
• Photosynthetic bacteria have pigments in

⚔️ Practice NEET Biology free + battle 1v1 →