Question

Choose the correct option-

A location with the luxuriant growth of lichens on the trees indicates that the?

• A. Trees are very healthy
• B. Location is highly polluted
• C. Trees are heavily infested
• D. Location is not polluted

Answer 1

The correct option is D

Location is not polluted

The correct option is D.

Explanation of correct option

1. A symbiotic relationship between an alga and a fungus results in the formation of lichens.
2. The alga is responsible for carrying out photosynthesis, and the fungus provides the alga with a suitable environment to grow.
3. Lichens are sensitive to air pollution, photo oxidants, and heavy metals and show reduced photosynthesis and bleaching.
4. A luxuriant growth of lichens indicates the environment is not polluted.

Final answer: A location with the luxuriant growth of lichens on the trees indicates that the location is not polluted.