Lichens Flashcards
1
Q
What is the fungal and algal component of lichen called?
A
Fungal - Mycobiont
Algal - Phycobiont
2
Q
Algal - Fungal relationship is called?
A
Helotism
3
Q
Lichen are the pollution indicator of ?
A
SO2, NO2, CO , Mercury
4
Q
Do lichen purify the atmosphere?
A
Yes
5
Q
Lichen are classified into how many types on the basis of structure?
A
They are classified into 4 types on the basis of structure.
1. Crustose (Crust like)
2. Foliose (Leaf like)
3. Fruticose (Shrubby)
4. Leprose (Type of crustose)
6
Q
Lichens grow best at which season?
A
Winter
7
Q
What are the functions of fungal component in lichens?
A
- Protection
- Anchorage
- Absorption of water for algae
8
Q
What is the function of algal component in lichens?
A
- Provides food by the process of Photosynthesis
-Carbon Fixation: By capturing carbon dioxide from the atmosphere and converting it into organic carbon, the algae provide essential nutrients that sustain the lichen’s growth and survival.
