JIPMER 2004
- Exam
- JIPMER
- Year
- 2004
- Subject
- Botany
- Chapter
- Plant Kingdom
JIPMER 2004 · Botany · Plant Kingdom
Algal zone is present in
Algal zone is present in
Options
- Anormal root of Cycas
- Bcoralloid root of Cycas
- Cnormal root of Pinus
- Dstem of Cycas
Correct answer
B. coralloid root of Cycas
Step-by-step solution
The cortex in coralloid roots of Cycas is divided into inner and outer regions by algal zone. The cells of this zone contain endophytic algal forms particularly Anabaena cycadeae and Nostoc punctiforme.