(a) Seed dispersed by wind – (i) Maple seed, (ii) seed of madar
(b) Seed dispersed by water – given seeds do not support seed dispersal by water
(c) Seed dispersed by animal – (iii) Xanthium
Seeds of maple and madar have wing-like structure and hence are dispersed by wind.
Xanthium is a spiny seed with hooks which sticks or gets attached to bodies of animals. Hence it is dispersed by animals.
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