Question

A group of algal cells imprisoned in a
fungal mycelium and which is used
for vegetative multiplication of a
lichen is:
(a) Isidium (b)Soredium
(c) Cephalodium
(d) Helotlsm

correct answer is (b) Siredium

Answer 1

Answer:

b. Soredium

Explanation:

Soredium is small body, consisting of a core of algal cells surrounded by fungal hyphae, that functions as a structure of vegetative propagation in lichens. Soredia are powdery propagules composed of fungal hyphae wrapped around cyanobacteria or green algae. Fungal hyphae make up the basic body structure of lichen. The soredia are released through openings in the upper cortex of the lichen structure.

Answer 2

correct answer is Soredium