Write the letter of the correct answer on the line at the left. ... ____ 4. One product of fermentation in yeast cells is ... Cell Processes and Energ...
____ 4. One product of fermentation in yeast cells is ... Write your answers in the spaces ... Cell Processes and Energy Chapter Test. Title: New Title
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Download from organism to organism and also from cell type to cell type. Yeast for example, can progress through the cell cycle in only about 90 minutes. The cell cycle is divided into two basic phases: ○ Interphase. ○. M Phase (Mitosis phase). T
Download from organism to organism and also from cell type to cell type. Yeast for example, can progress through the cell cycle in only about 90 minutes. The cell cycle is divided into two basic phases: ○ Interphase. ○. M Phase (Mitosis phase). T
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Name ____________________________ Date ____________________ Class ____________ Cell Processes and Energy
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Chapter Test
Cell Processes and Energy Multiple Choice Write the letter of the correct answer on the line at the left. ____ 1. Plants use sunlight to make food in a process called a. respiration. b. photosynthesis. c. fermentation. d. mitosis. ____ 2. Carbon dioxide enters a plant through its a. pigments. b. roots. c. centromeres. d. stomata. ____ 3. The first stage of respiration takes place in the a. nucleus. b. mitochondria. c. cytoplasm. d. chloroplasts. ____ 4. One product of fermentation in yeast cells is a. alcohol. b. lactic acid. c. oxygen. d. glucose. ____ 5. DNA replication occurs during a. prophase. b. cytokinesis. c. metaphase. d. interphase. ____ 6. Chromatin condenses and forms rodlike structures during a. anaphase. b. prophase. c. telophase. d. interphase. ____ 7. The final stage of the cell cycle is called a. interphase. b. cytokinesis. c. mitosis. d. telophase.
Name ____________________________ Date ____________________ Class ____________ Cell Processes and Energy
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Chapter Test
____ 8. During DNA replication, adenine pairs only with a. thymine. b. cytosine. c. guanine. d. lactic acid. ____ 9. The cell grows to its mature size during a. mitosis. b. prophase. c. telophase. d. interphase. ____ 10. Most cases of cancer are caused by a. mutations. b. radiation. c. tumors. d. drugs.
11. During photosynthesis, plants produce sugars and ________________________. 12. The pigment in green plants that captures the energy in sunlight is called ________________________. 13. Most of the energy that is released during respiration is produced in the ________________________. 14. Each identical rod in a chromosome is called a(n) ________________________. 15. The main cause of lung cancer is ________________________.
True or False If the statement is true, write true. If it is false, change the underlined word or words to make the statement true. ________ 16. The raw materials of photosynthesis are water and oxygen. ________ 17. The main difference between respiration and fermentation is that fermentation does not use water. ________ 18. One of the products of respiration is carbon dioxide. ________ 19. During the cytokinesis stage of the cell cycle, the cell’s nucleus divides into two new nuclei. ________ 20. People can reduce their risk of skin cancer by limiting their exposure to bright sunlight.
Completion Fill in the line to complete each statement.
Name ____________________________ Date ____________________ Class ____________ Cell Processes and Energy
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Chapter Test
Essay Write an answer for each of the following on a separate sheet of paper. 21. Explain why photosynthesis and respiration are considered opposite processes. 22. How is a cell able to produce two almost identical daughter cells?
Using Science Skills: Applying Concepts Use the figure below to answer questions 23–25. Write your answers in the spaces provided.
23. Label each of the organisms indicated in the figure as either an autotroph (A) or a heterotroph (H). 24. What is the basic difference between the autotrophs and the heterotrophs? ________________________________________________________________________ ________________________________________________________________________ 25. How do the heterotrophs depend on the autotrophs? ________________________________________________________________________ ________________________________________________________________________
Name ____________________________ Date ____________________ Class ____________ Cell Processes and Energy
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Chapter Test
Using Science Skills Use the figures below to answer questions 26 and 27. Write your answers in the spaces provided.
1
2
3
27. Drawing Diagrams Continue the series of drawings by drawing a diagram to show what happens in the next phase of mitosis. Label your drawing with the name of the phase it represents.
Essay Write an answer for each of the following on a separate sheet of paper. 28. Imagine that all the plants on Earth have died. Explain how this would affect humans. 29. Interphase sometimes is referred to as the “resting” stage of the cell cycle. Why is this reference misleading? 30. Explain how the structure of DNA is related to DNA replication.
26. Interpreting Diagrams Identify the phase of mitosis shown in each of the figures numbered 1 to 3. ________________________________________________________________________
