A) sexual and asexual spores
B) large and small spores
C) haploid and diploid spores
D) diploid and tetraploid spores
Correct Answer: B
Solution :
In some pteridophytes two types of spores are formed which differ significantly in their size and also in function. This phenomenon is called heterospory e.g., Selaginella and Marsilea etc.You need to login to perform this action.
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