standard 4: model with mathematics. Expand +. classroom observations: Teachers who are developing studentsâ capacity to model with mathematics move explicitly between real-world scenarios and mathematical representations of those scenarios.
exists and is an alternate of . Functional extinction means that there are not enough live animals (or animal protoplasm) of a certain species for the species to breed and survive.
By the year 2100, up to 14% of all bird species may become extinct. And 7-25% (28-56% on oceanic islands) may become functionally extinct.. It means that the number of individuals within these species will become so low that the species will no longer play an important role in their ecosystem.