Q. A bryophyte, which harbours a nitrogen fixing blue-green alga in its thallus, is
A) $Pogonatum$
B) $Riccia$
C) $Marchantia$
D) $Anthoceros$
Explanation
$Anthoceros\$is a hornwort (bryophyte) that harbours a nitrogen fixing blue-green algae $(Nostoc)$ in its mucilage cavities. The association of $Nostoc$ and $Anthoceros$ is highly specialized form of symbiosis.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.