Lichen Two Living Things In One Biology for Kids

Lichen is a fascinating organism found in moist areas, often overlooked compared to larger creatures. It is a symbiotic relationship between fungus and algae, where the fungus provides structure and the algae produces food through photosynthesis. Lichen can be found in various colors and forms, such as leafy, teacup-like, or crusty. It plays a crucial ecological role by providing habitats for small creatures and indicating clean air. Lichen is delicate and grows slowly, so it should be protected in natural environments.

What is lichen primarily composed of?

• A type of moss

• A single type of fungus

• A combination of fungus and algae

• Only algae

How does the algae in lichen contribute to the symbiotic relationship?

• By providing structural support

• By absorbing water from the environment

• By producing food through photosynthesis

• By protecting the fungus from predators

Which of the following is NOT a type of lichen?

• Beard lichen

• Mossy lichen

• Crust lichen

• Leafy lichen

Why is lichen considered an important part of nature?

• It is used in construction materials

• It grows rapidly and covers large areas

• It provides a habitat for small creatures

• It is a major food source for large animals

Where are you most likely to find lichen growing?

• In moist, natural areas with clean air

• In the middle of large lakes

• In dry desert regions

• In urban areas with heavy traffic