The roots in gymnosperms are generally ____________roots and in Cycas small specialised roots called__________ are associated with N, fixing cyanobacteria.
A. adventitious, coralloid roots
B. tap, coralloid roots
C. adventitious, mycorrhizal roots
D. tap, haustorial roots
Answer:B
The roots in gymnosperms are generally ____________roots and in Cycas small specialised roots called__________ are associated with N, fixing cyanobacteria.
A. adventitious, coralloid roots B. tap, coralloid roots C. adventitious, mycorrhizal roots D. tap, haustorial roots