Biology B Final- IDLA- Questions With Complete Solutions

Arrange the following taxonomy terms in order, starting with the most inclusive (largest): Genus Class Phylum Kingdom Order Species Family Domain correct answer: Domain Kingdom Phylum Class Order Family Genus Species Approximately how many species have been described by biologists and how is that number changing? a. 1.5 million and steady b. 100 million and rising c. 1.5 million and rising d. 100 million and steady correct answer: c. 1.5 million and rising Taxonomy and systematics are similar because they both deal with organizing and understanding the diversity of living things. True or False correct answer: True The three domains are Archea, the Bacteria, and the Animalia True or False correct answer: False There are_______ main causes of extinction today. a. three b. four c. six correct answer: Scientists predict that climate change will cause massive _____ leading to decreased biodiversity on Earth. correct answer: extinction Explain why a comprehensive classification system is so important to categorizing life on Earth. correct answer: A comprehensive classification system is so important to categorizing life because it creates a unified system for all scientists to use. It allows all scientist to classify organisms the same way and prevent confusion. It also creates a system to find an organism closest relatives.