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Transcript
Chapter 3 Study Guide Name _____________________ Class Period:______________ Part One: Match the word to its definition. _____ the smallest functional and structural unit of all living organisms _____ acts as a barrier between the inside of a cell and the cell’s environment _____ one of the small bodies in a cell’s cytoplasm that are specialized to perform a specific function _____ contains the cell’s DNA _____ a single celled organism that does not have a nucleus _____ an organism made up of cells that have a nucleus _____ gives support to a cell (not found in animal cells) _____ web of protein that keeps the cell’s membrane from collapsing _____ organelle that makes proteins (located on the ER & in the cytoplasm) _____ organelle that is the internal delivery system and has ribosomes _____ the power source of a cell _____ found only in a plant cell: where photosynthesis takes place _____ organelle that helps make and package materials to be transported out of the cell _____organelle that gets rid of waste and foreign invaders Part Two: Choose the correct answer. _____ 1. Which of the following best describes an organ? a. a group of cells that work together to perform a specific job b. a group of tissues that belong to different systems c. a group of tissues that work together to perform a specific job d. a body structure, such as muscles or lungs _____ 2. The benefits of being multicellular include a. small size, long life, and cell specialization. b. generalized cells, longer life, and ability to prey on small animals. c. larger size, more enemies, and specialized cells. d. longer life, larger size, and specialized cells. _____ 3. In eukaryotic cells, which organelle contains the DNA? a. nucleus c. smooth ER b. Golgi complex d. vacuole _____ 4. Which of the following statements is part of the cell theory? a. All cells suddenly appear by themselves. b. All cells come from other cells. c. All organisms are multicellular. d. All cells have identical parts. A. B. C. D. E. F. G. H. I. J. K. L. M. N. Nucleus Mitochondria Cell Organelle Prokaryote Cell wall Lysosome Cytoskeleton Cell membrane Ribosome Golgi complex Endoplasmic reticulum Chloroplasts Eukaryote _____ 5. The surface area–to-volume ratio of a cell limits a. the number of organelles that the cell has. b. the size of the cell. c. where the cell lives. d. the types of nutrients that a cell needs. _____ 6. Two types of organisms whose cells do not have a nucleus are a. prokaryotes and eukaryotes. b. plants and animals. c. bacteria and archaea. d. single-celled and multicellular organisms. _____ 7. What is smallest unit that can perform all the processes necessary for life? a. cell b. nucleus c. organelle d. protist _____ 8. Which of the following statements is not part of the cell theory? a. Animals and plants share the same kinds of cells. b. All organisms are made up of one or more cells. c. The cell is the basic unit of all living things. d. All cells come from existing cells. _____ 9. Most cells are a very small size because a. they don’t have hard shells like eggs. b. their volume does not increase. c. their volume is limited by how large their surface area is. d. their surface area–to-volume ratio is too small. _____ 10. What cell part supports the cell and is not found in an animal cell? a. cell membrane b. cell wall c. ribosome d. nucleus _____ 11. What part of the cell forms a barrier between the cell and its environment? a. cell membrane c. ribosome b. nucleus d. cholesterol _____ 12. What part of the cell keeps the cell membrane from collapsing? a. cell wall b. cytoplasm c. cytoskeleton d. nucleus _____ 13. A cell’s nucleus contains DNA, which carries genetic material with a. ribosomes. b. the cytoskeleton. c. the endoplasmic reticulum. d. instructions for how to make protein. _____ 14. Ribosomes, the organelles that make proteins, are found on the membranes of the a. cell wall. b. endoplasmic reticulum. c. mitochondria. d. vacuoles. _____ 15. What part of the cell acts as the cell’s delivery system? a. nucleus b. nucleolus c. mitochondrion d. endoplasmic reticulum _____ 16. Energy released by a cell’s mitochondrion is stored in a. ATP. b. DNA. c. the ER. d. RNA. _____ 17. What cell parts carry materials between organelles such as the ER and the Golgi complex? a. ribosomes b. lysosomes c. vesicles d. vacuoles _____ 18. Larger size, longer life, and specialization are three advantages to being a a. eukaryote. b. prokaryote. c. unicellular organism. d. multicellular organism. _____ 19. Which of the following is true of each of the four levels of organization of living things? a. Each contains larger cells than the level below it. b. Each is more complex than the level below it. c. Each performs the same functions as the level below it. d. Each is more specialized than the level below it. _____ 20. The function of a part of an organism is related to a. its arrangement of cells. b. the shape of its parts. c. the structure of that part. d. its appearance under a microscope. _____ 21. Which statement is NOT part of the cell theory? a. All organisms are made of one or more cells. b. Animal and plant cells contain the same organelles. c. The cell is the basic unit of living things. d. All cells originate from other cells. _____ 22. A cell’s volume grows faster than its surface area, so if a cell gets too large a. its surface area–to-volume ratio will decrease. b. the cell membrane and cell walls will break down. c. its outer surface will harden like an eggshell does. d. it will not be able to take in enough nutrients or get rid of wastes. _____ 23. A large vesicle that aids in digestion within plant cells the way lysosomes do is called a. an enzyme. c. a mitochondrion. b. a vacuole. d. a nucleolus. _____ 24. Most of a cell’s ATP is made and stored in the inner membrane of the a. Golgi complex. c. endoplasmic reticulum. b. nucleus. d. mitochondrion. _____ 25. Specialization in cells makes tissues, organs, and systems a. grow large in size. c. work more efficiently. b. produce larger cells. d. stay healthy. Part Four: Label the Eukaryotic Cell Using the Following Word Bank. Endoplasmic reticulum Golgi Complex Mitochondrian Lysosomes Nucleus DNA Cell Membrane Cytoplasm Ribosomes Nucleolus Nucleolus