Besides paddy fields, cyanobacteria are also found inside the vegetative part of the:
Correct answer: D. Cycas
- A. Equisetum
- B. Psilotum
- C. Pinus
- D. Cycas
Explanation
Coralloid roots of Cycas have a symbiotic association with blue-green algae like Nostoc and Anabaena. Coralloid roots are irregular, negatively geotropic, dichotomously branched coral-like roots which do not possess root hairs and root caps.
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