Question
Question: Given figure is of filamentous blue green alga Nostoc. Identify the parts marked as A and B and sele...
Given figure is of filamentous blue green alga Nostoc. Identify the parts marked as A and B and select the correct option.
A B
A
Vegetative cell Mucilaginous sheath
B
Heterocyst Mucilaginous sheath
C
Trichomes Cell wall
D
Mucilaginous sheath Heterocyst
Answer
Heterocyst Mucilaginous sheath