1. The levels of organization that includes cells of similar structure and function would be: a. an organ b. a tissue c. an organ system d. an organism. 2. Which sequence represent... 1. The levels of organization that includes cells of similar structure and function would be: a. an organ b. a tissue c. an organ system d. an organism. 2. Which sequence represents the correct order of increasing complexity in living systems? a. cell, molecule, organ, tissue b. organ, tissue, cell, molecule c. molecule, cell, tissue, organ d. cell, organ, tissue, molecule 3. The process of turning solar energy into chemical energy is called: a. work b. photosynthesis c. metabolism d. respiration 4. What is the unifying theory in biology that explains the relationships of all living things? a. ecology b. biodiversity c. evolution d. taxonomy 5. Which of these exhibits an increasingly more inclusive scheme of classification? a. kingdom, phylum, class, order b. phylum, class, order, family c. class, order, family, genus d. genus, family, order, class 6. All of the chemical reactions that occur in a cell are called: a. homeostasis b. metabolism c. heterostasis d. cytoplasm 7. Genes are: a. present in eukaryotes but not in prokaryotes b. composed of RNA and DNA c. passed on from cell to cell and from organism to organism d. All of these are correct 8. Which of the following are a part of homeostasis? a. Animals keep their internal temperature relatively constant. b. Your blood cell count is always about the same. c. Certain organs, such as the kidneys, excrete wastes. d. Plants are able to turn toward the sun. e. All of these are correct 9. To remain homeostatic, organisms need to: a. be multicellular b. acquire materials and energy from the environment c. have a nervous system d. respond to stimuli 10. Humans belong to the domain: a. Archaea b. Eukarya c. Bacteria d. None of these are correct 11. Which sequence represents the correct order of increasing complexity? a. biosphere, community, ecosystem, population b. population, ecosystem, biosphere, community c. community, biosphere, population, ecosystem d. population, community, ecosystem, biosphere 12. A population is defined as: a. the number of species in a given geographic area. b. All of the individuals of a particular species in a given area. c. a group of communities d. all of the organisms in an ecosystem 13. Organisms are related because they: a. all have the same structure and function b. share the same characteristics. c. can all trace their ancestry to a common source. d. all contain genes. 14. All the organisms on this campus make up: a. An ecosystem b. a community c. a population d. the domain Eukarya 15. Which of the following statements best distinguishes hypothesis from theories in science? a. Theories are hypotheses that have been proved. b. Hypotheses usually are narrow in scope; theories have broad explanatory power. c. Hypothesis are tentative guesses; theories are correct answers to questions about nature. d. Hypotheses and theories are different terms for essentially the same thing in science. Read more