Lichen: Indicator Species
Lichens exist in extreme environments where other life struggles to survive. But these tough species cannot tolerate pollution, and reflect the health of ecosystems. Biology - Ecosystems - Learning Points. Lichens are organisms that can thrive in harsh conditions through partnerships. Pairs of fungi and algae form a mutually beneficial relationship. Each pairing is a different species of lichen. They are slow growing and good indicators of environmental change. A Twig Context Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in action in the real world.
Tags
Comments
Leave a Comment
Comments are loading... If you don't see any, be the first to comment!
Related Videos
Invading Plant Species
Imagine Learning - Twig (middle years+)
Biotic Factors in Ecosystems
Imagine Learning - Twig (middle years+)
Algae: Diverse and Vital Organisms of Our Ecosystems
Imagine Learning - Twig (middle years+)
Tropical Rainforests
Imagine Learning - Twig (middle years+)
Symbiosis: Mutualism
Imagine Learning - Twig (middle years+)
World's largest organism
Imagine Learning - Twig (primary school)
Fungi
Imagine Learning - Twig (middle years+)
Deciduous Forests
Imagine Learning - Twig (middle years+)
Origin of Species
Imagine Learning - Twig (middle years+)
Abiotic Factors in Ecosystems
Imagine Learning - Twig (middle years+)