A close association between fungi and algae

Understanding Lichens: A Symbiotic Relationship

Biology

This quiz explores lichens, focusing on their unique symbiotic association between fungi (mycobiont) and algae (phycobiont), and the specific roles each component plays in their survival, including shelter, water absorption, and photosynthesis for food production.

Lichens Symbiosis Ecology

7 Questions Easy Ages 10+ Aug 23, 2026

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About this Study Set

This study set covers Biology through 7 practice questions. This quiz explores lichens, focusing on their unique symbiotic association between fungi (mycobiont) and algae (phycobiont), and the specific roles each component plays in their survival, including shelter, water absorption, and photosynthesis for food production. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 7 questions from the Understanding Lichens: A Symbiotic Relationship study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is a lichen?

A A type of fungus
B A close association between fungi and algae
C A type of algae
D A single-celled organism

2 What is the fungal component of a lichen called?

A Phycobiont
B Mycorrhiza
C Mycobiont
D Chlorobiont

3 What is the algal component of a lichen called?

A Mycobiont
B Phycobiont
C Fungobiont
D Zoobiont

4 Which of the following is a primary role of the fungal component (Mycobiont) in a lichen?

A Performing photosynthesis
B Providing food to its partner
C Absorbing H₂O and minerals
D Producing oxygen

5 What is the primary function of the algal component (Phycobiont) in a lichen?

A Providing shelter
B Absorbing water and minerals
C Performing photosynthesis
D Decomposing organic matter

6 Which component of a lichen provides food for the association?

A The fungal component
B The bacterial component
C The algal component
D The viral component

7 What does the Mycobiont primarily provide to the Phycobiont in a lichen?

A Food through photosynthesis
B Shelter and absorbed H₂O and minerals
C Carbon dioxide for respiration
D Protection from sunlight

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