Let's recall your understanding of concepts of Biodiversity and Evolution. Write T if the statement is true and F if the statement is false. Use a separate sheet of paper to answer the questions. ht 1. All the organism or species on Earth have already been identified. 2. Once the population of species increases or decreases in size it affects the balance of the ecosystem. atimsmyb nuo liels 3. Human activities are among the causes of species extinction. 4. Geologic timescale is a scale used to represent and show the existence and extinction of organisms. DES . W vis 5. The extinction of species does not give the earth harmful effect. 50​