Extinction brainpop Study guides, Class notes & Summaries

1. Which of the following is a true statement about the members of a species? - Answer-B. They must be able to breed with one another 2. According to most scientists, what is the ultimate cause of most mass extinctions? - Answer-C. Major changes in the environment 3. What can you conclude from the fact that more than a billion species have gone extinct during Earth's history? - Answer-A. Extinction is a natural part of life on Earth 4. The bald eagle almost went extinct when humans began ...

1. Which of the following is a true statement about the members of a species? : B. They must be able to breed with one another 2. According to most scientists, what is the ultimate cause of most mass extinctions? : C. Major changes in the environment 3. What can you conclude from the fact that more than a billion species have gone extinct during Earth's history? : A. Extinction is a natural part of life on Earth 4. The bald eagle almost went extinct when humans began using a pesticide c...

Extinction When an entire species of animal dies out Species Any group of organisms that shares enough common traits to breed together Trait A genetically determined characteristic Breed To reproduce Evolution The process by which species change over many generations Theory Well established model that's supported by repeated experimentation and hard evidence Resource Any necessity of life, such as water, nutrients, light, food, or space Pesticide A chemical used to kill pests Ecosystem ...