Which among the following is incorrect about classification of flowers based on the arrangement of whorls in a flower?

Which among the following is incorrect about rhizome?

Which among the following is incorrect about different modes of modifications in stems?

Which among the following is incorrect about adventitious root system?

Embryonic shoot is covered by a protective layer called _____

A mustard flower is an example of _______

Which among the following statements is incorrect about classification of fruits based on the origin of the fruit?

Which among the following statements is incorrect about stem?