Which root association is common in cycads and helps in nitrogen fixation?
Show answer and explanation
Correct answer: Coralloid roots with cyanobacteria
Cycads often have coralloid roots that house cyanobacteria. These cyanobacteria can fix atmospheric nitrogen and contribute nutrients to the plant.
Keep practicing
More Cycads questions
- Why are cycad coralloid roots important?
- Which vascular feature is commonly associated with cycad stems?
- Which leaf vernation is commonly seen in young Cycas leaves?
- Which term describes the thick, fleshy, nutrient-rich layer often present in cycad seeds?
- Which statement correctly compares cycads and palms?
- Which statement best explains why cycads are considered ancient seed plants?