Module 1: Biology, The Science of Life Study Guide Complete this study guide to prepare for the test. Step 1. Complete all the assignments for this module. Read your instructor’s feedback. Step 2. Review Key Words for this Module: Biology Growth Development Metamorphosis Metabolism Homeostasis Adapt Adaptation Photosynthesis Cell Respiration Heterotroph Autotroph Stimulus Macromolecule Organelle Cell Multicellular Unicellular Tissue Organ Organ System Organism Population Community Ecosystem Biosphere Step 3. Complete the following questions to practice and to focus your studies. 1. What is biology? 2. Starting with atom and ending with biosphere, what are the Levels of Life’s Organization? 3. What are the 7 characteristics of living things? 4. What is a cell? 5. Which of the following statements are true of cells? a. A cell is the smallest unit of an organism that can be considered alive. b. A multicellular organism may contain trillions of cells. c. A living thing that consists of a single cell is a multicellular organism. d. Organisms are made up of cells. 6. Why is specialization useful? 7. What do all cells have in common? 8. Why does an organism need energy and a constant supply of materials? 9. Distinguish between autotrophs and heterotrophs. 10. Plants have the ability to make their own ________________ but animals must eat food to get theirs. 11. Where does all energy in a food chain originate? 12. Distinguish between stimulus and response. 13. Is the following sentence true or false? All organisms respond to the environment in exactly the same ways. 14. What is taxis? Can you provide an example? 15. Distinguish between asexual and sexual reproduction. Give an example of each. 16. Why would a plant cell divide into two new cells? 17. Growth occurs because the organism is producing new _________________. 18. How is development different from growth? 19. What is metamorphosis? 20. What is homeostasis? Provide some examples of how your body maintains homeostasis. 21. How can plants maintain a relatively stable amount of water in their tissues? 22. An inherited, advantageous trait that allows for greater survival and reproduction is referred to as ______________________________. 23. How do scientists determine whether or not a new discovery is actually a living thing? True or False. 24. If it moves, it is alive. ___________ 25. A single cell cannot survive on its own. ___________ 26. All living things are made up of cells. ___________ 27. All living things must reproduce to be considered alive. ___________ 28. Anything that causes a reaction is considered a stimulus. ___________ 29. Metamorphosis is a type of homeostasis. ___________ 30.
Use the word list to complete the summary paragraph. All organisms are made up of _____________ , the smallest _____________ units of life. A _____________ organism may contain _____________ of cells! There are 2 types of _____________ : sexual and _____________ . An organism needs _____________ and a constant supply of materials to do any type of cellular work such as metabolism. As food is used up it must be replaced for energy as well as _____________ and repair. _____________ is all of the chemical _____________ that occur within the cells and the organism. _____________ is the ability to maintain stable internal conditions. 31.
Match each item with it’s Level in Life’s Organization. You may use some more than once. ______________________ Blood ______________________ Carbon dioxide ______________________ Carbohydrates ______________________ Lungs ______________________ A desert, including animals, birds, plants, rocks, wind ______________________ All species of lizards in a rainforest tree ______________________ Zebras in the zoo ______________________ Skin ______________________ One bacterium ______________________ Dog ______________________ Chloroplast 32.
Which characteristic of life is being described in each statement? a. You forgot your jacket on a snowy day. Your body is shivering. ______________________ b. Maggots (insect larvae) become flies. ______________________ c. A nurse takes your temperature and it is 98.6 degrees Fahrenheit. She says that you are fine because your body normally maintains this temperature.______________________ d. The Poodle down the street had puppies last week.______________________ e. The flippers and fins on a dolphin help it to swim to catch fish and avoid predators. ______________________ f. A bacteria cell grows too large and then divides. ______________________ g. A scientist takes a drop of blood from a monkey and puts it under the microscope. He sees little red blobs “swimming” around. ______________________ h. You are starving after going for a 3 mile run. Your mom hands you a protein bar to re­fuel. ______________________ Best of Luck on your Test!