Triploid condition is only present in

Endosperm of angiosperm is

Both gymnosperms and angiosperms bear seeds, then why are they classified separately?

Wolfia is an example of....

Endosperm of gymnosperm is ontogenetically similar to angiospermic

How many organisms in the list given below show autrophic nutrition method ?

Lactobacillus, Nostoc, Chara, wolffia, Nistrosomonas, Nitrobacter, porphyra Streptococus, Saccharomyces, Trypanosoma,