Biology Multiple Choice Questions and Answers for Different Competitive Exams

MCQ on Lichens - Introduction and Habitat

Lichen quiz
Lichen Quiz
1. The symbiotic association between algae and fungi is called
a) mychorrhizha
b) lichen
c) VAM
d) mutualism

2. Many scientists consider algal-fungal relationship in lichen as ‘helotism’. Helotism is a
a) a kind of symbiotic association
b) a kind of mutualism
c) master-slave relationship
d) master-master relationship

3. The fungal partner in lichen is called mycobiont whereas algal partner is called
a) glycobiont
b) algobiont
c) phycobiont
d) often referred as algal partner

4. The study of lichens is called
a) phycology
b) mycology
c) lichology
d) lichenology
5. More than 95% of the lichens, the fungal partner belongs to the class
a) ascomycetes
b) basidiomycetes
c) zygomycetes
d) mastigomycetes
6. The benefit of algae in this association is
a) food
b) vitamins
c) growth substances
d) protection

7. In lichens, sexual reproduction is carried out by
a) algae
b) fungi
c) both algae and fungi
d) fungi only
8. The major group of algae involved in lichen formation is
a) red algae
b) brown algae
c) blue green algae
d) all

9. Usnea is a
a) foliose lichen
b) fruticose lichen
c) crustose lichen
d) filamentous lichen

10. Lichens are the major pollution indicators of
a) SO2
b) NO2
c) mercury
d) CO
Learn more: Lichen Reproduction
1. b) lichen
2. c) master-slave relationship
3. c) phycobiont
4. d) lichenology
5. a) ascomycetes
6. d) protection
7. d) fungi only
8. c) blue-green algae
9. b) fruticose lichen
10. a) SO2

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