Yes of course many species of Fungi have gone extinct, as have many species of Plants, Animals, etc.
No, not if they are extinct.
Bracket fungi reproduce by spores, like any other fungi.
how might climate change impact on fungi
fungi actually live in or on living organisms. They are also called saprophytes
Any creature can go extinct, but this mammal is currently abundant.
Extinct means the animals no longer exist so there can be no extinct animals in the Sahara. If there were, they would not be extinct.
no
A volcano is said to be extinct when it isn't there any more.
yes there are types of bison that went extinct.
No. Fungi is an organism, with any number of cells. Think of mushrooms.
Chlorophyll has nothing to do with fungi. Fungi is a type of simple plant that does not have any chlorophyll, which is a green pigment that is used in photosynthesis.
Any species will become extinct in time, including humans.