Plant KingdomHard
Question
Roots in some genera of gymnosperm have fungal association in the form of mycorrhiza ____(i)_____ wihle in some others ___(ii)____ samll specialised roots called coralloid roots are associated with N2 fixing cyanobacteria. The stem are unbranched ___(iii)____ or branched ___(iv)____in this question (i), (ii), (iii) & (iv) are respectively.
Options
A.(i) pinus, (ii) cycas, (iii) cycas (iv) pinus
B.(i) cycas (ii) pinus (iii) pinus (iv) cycas
C.(i) pinus (ii) cycas (iii) pinus (iv) cycas
D.(i) cycas (ii) pinus (iii) cycas (iv) pinus
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