How can you differentiate true fruits from false fruits?

How can you differentiate an actinomorphic flower from a zygomorphic flower?

How will you differentiate an ascus from basidium?

How can you differentiate between addition and condensation polymerization?

How can we differentiate Pteridophytes and Bryophytes.

How will you differentiate between reaction rate and rate constant ?

Tender coconut has liquid endosperm inside it. But matured it has only solid endosperm. How will you differentiate liquid endosperm from solid endosperm.