The roots in gymnosperms are generally `"_________"` roots and in Cycas small specialised roots called `"______"` are associated with `N_(2)` fixing cyanobacteria.
1 adventitious, coralloid roots
2 tap,coralloid roots
3 adventitious, mycorrhizal roots
4 tap, haustorial roots

Options

A. adventitious, coralloid roots
B. top,coralloid roots
C. adventitious, mycorrhizal roots
D. tap, haustorial roots

Answer

B