Consider the following statements about lichens 1 Lichen arises from algae or bacteri...........

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Consider the following statements about lichens:

1. Lichen, arises from algae or bacteria, and lives in symbiotic relationship with fungus.

2. Lichens are good bio-indicators for air pollution.

Which of the above statements are incorrect?

1 only

2 only

Both 1 and 2

Neither 1 nor 2

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Explanation:

A lichen is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship

Lichens can be used as air pollution indicators, especially of the concentration of sulphur dioxide in the atmosphere. Lichens are plants that grow in exposed places such as rocks or tree bark. They need to be very good at absorbing water and nutrients to grow there.

so, both the statements are correct.