Take Practice Test: On a separate sheet of paper write down numbers 1-100. 1.

# Take Practice Test: On a separate sheet of paper write down numbers 1-100. 1.

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## Take Practice Test: On a separate sheet of paper write down numbers 1-100. 1.

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1. Take Practice Test: On a separate sheet of paper write down numbers 1-100. 1. 2. 3. through 100. Indicate which ones you got correct with + or - . Use the grade breakdown to check your score.

2. This is the Benchmark Grade Breakdown Grade # Correct A94 - 100(earns Full letter Grade Increases) B 84 - 93(earns ½ letter Grade Increases) C 69 - 83(earns ½ letter Grade Increases) D 59 - 68(Maintains Current Grade) F 0 - 58( Grade May Go Down)

3. 1. Investigation & Experimentation1A, 1C,1D &1F

4. 1. (I&E 1.f.) It is important to remember, that a set of ideas can become theory if which of the following occurs? • Some evidence supports the idea. • The idea is debated in the scientific community and the idea is deemed true. • C. Scientist believe idea is true & will not change over time. • D. Idea is widely demonstrated over time & idea continues to have consistent results, observations, and trends.

5. 2. (Inv. & Exp.1j) In order for an experiment to be fair and valid, all but one variable should be similar and controlled. In an experiment of growing bread mold; a piece of bread must be moisten with 10 ml of water, and placed in dark for 1 week. In this experiment what will make the results unreliable? • There is no clear single test variable. • The age of the bread. • C. Placing bread in the dark for 1 week. • D. This is a reliable test!!!

6. 3. (I&E 1.f.) Which of the following is true about a theory? • It has been tested once and once is enough. • It is not considered to be a reliable idea. • C. It is well tested and is consistent with known evidence. • D. It is an educated guess the a science question or concern.

7. 2. Standard 1H Macromolecules

8. Standard 1H 4. Which is not paired to its building block ? A. Nucleic Acid (RNA & DNA) - nucleotide B. Protein - amino acid C. Starch - Glucose D. Lipid – Fatty Acids E. Lipid - Glucose

9. 3. Standards 4E & 4F Macromolecules

10. 5. The chemical and physical properties of proteins are differentiated by? A. The number of amino acids B. The order of amino acids C. The kinds of amino acids D. The number, order and kinds of amino acids.

11. 4. Standards 1B Enzymes

12. 6. Which factor most likely accounts for change in rate of enzyme action as temp goes from 40o to 60o? A. Excess acid building up. B. Not enough substrate is present at higher temps. C. The high temp causes the shape of enzyme to be altered and be ineffective.

13. Standard 1B Review 7. How do enzymes affect biochemical reactions? A. They are needed for reactions. B. They decrease the reaction rate. C. They raise the activation energy. D.They bind with reactant to lower activation energy and speed up reactions.

14. Standard 1B Review 8. All enzymes are? A. Carbohydrates B. Fats C. Lipids D. Proteins

15. 5. Cell Biology Standards 1a,1c & 1e

16. 9. Prokaryotes differ from Eukaryotic cells because they lack a? • Cytoplasm • Cell Membrane • Nucleus • DNA

17. 10. Students analyze two drawings of cells to determine which is the plant and which is the animal cell. Which of the following is found in plant cells only? • Rough ER • Cell Membrane • Chloroplast • Mitochondria

18. 11. (1c) Which of the following is true of prokaryotic cells and not eukaryotic cells? • They assemble amino acids into proteins. • They are mostly viruses. • They contain RNA only. • They are mostly bacteria.

19. 12. (Cell Biology 1A) Which of the following is most comparable with the function of the cell membrane? • A coffee filter. • A thermostat. • A Post Office. • None of the above.

20. B A 13. In the picture above A and B represent, what? A. A-lipid, B-Protein B. A-protein, B-Lipid C. A-carbohydrate, B-Protein D. A-Protein, B-carbohydrate

21. 14. Viruses, unlike prokaryotic & eukaryotic cells are not considered life forms because? • They do not replicate on their own. • They cause disease. • They regulates what enters & leaves the cell. • They lack a cell wall.

22. 15. Some newly discovered cells are found not to have any membrane-bound organelles. What type of cells are they? • Eukaryotic • Viruses • Prokaryotic • animal cell

23. 6. The Following Slides contain, Cell Biology Standard 1F.

24. 16. (Cell Biology 1F) The diagram below illustrates the activity of this organelle? Light Energy Chemical energy of Organic Molecules A. Rough ER B. Ribosome C. Mitochondria D. Chloroplast

25. 17. (Cell Biology 1F) The process of photosynthesis uses carbon dioxide in the Calvin Cycle to make ___? • Proteins B. Enzymes • C. Chloroplast D. Glucose

26. 18. (Cell Biology 1F) Which formula below shows the materials and outcomes of photosynthesis? Sunlight & enzymes A. 6CO2 + 6H2O C6H12O6 + 6O2 Sunlight & enzymes B. C6H12O6 + 6O2 6CO2 + 6H2O + energy Sunlight & enzymes C. C6H12O6 + 6H2O 6CO2 + 6O2 + energy Sunlight & enzymes D. C6H12O6 + energy 6CO2 + 6O2 + 6H2O

27. 19. (Cell Biology 1F) Which of the following shows the source of carbon dioxide for photosynthesis? Sunlight & enzymes A. 6CO2 + 6H2O C6H12O6 + 6O2 Sunlight & enzymes B. C6H12O6 + 6O2 6CO2 + 6H2O + energy Sunlight & enzymes C. C6H12O6 + 6H2O 6CO2 + 6O2 + energy Sunlight & enzymes D. C6H12O6 + energy 6CO2 + 6O2 + 6H2O

28. 20. (Cell Biology 1F) The diagram below illustrates the activity of this organelle? Light Energy Chemical energy Found in Sugar A. Rough ER B. Ribosome C. Mitochondria D. Chloroplast

29. 7. The Following Slides contain, Cell Biology Standard 1G.

30. 21. (Cell Biology 1F) Which of the following are used at some point in photosynthesis reactions? • Carbon Dioxide B. Water C. Light D. all of the above

31. 22. The process of energy production of the Kreb cycle is carried out in which cell organelle? • Chloroplast • Mitochondria • Ribosomes • Cell membrane • Endoplasmic Reticulum

32. Glycolysis Y A. Glucose + 2ATP 2 pyruvic acid + 4 ATP 23.Which of the following molecules is the main energy source for mitochondria? • Chlorophyll • Nitrogen • PGAL • Glucose

33. 24. Heart cells have much more mitochondria than any other cell type. This means heart cells produce much more ___? • oxygen • thylakoid • nitrogen • C6H12O6 • carbon dioxide

34. 25. (1G) The reason a person doing exercise is breathing faster is that? Glucose ATP CO2 + H2O Mitochondria • plants need CO2 for photosynthesis. • they need O2 for energy & to get rid of CO2. • they need to take in O2 only. • they need to rid the body of CO2 waste only.

35. 8. 5A DNA Structure & Replication

36. 26. (5A) Which is found in RNA & not DNA? • deoxyribose sugar • double stranded helix • thymine • uracil & ribose sugar

37. 27. (5A) Why would this nucleic acid be a DNA and NOT a RNA? • It is double stranded • It has thymine • It has a deoxyribose sugar • All of the above

38. 28. (5A) The following is a monomer of DNA? • Amino Acid • Hydrogen bond • Protein • Nucleotide

39. 9. 2A & 2B Meiosis

40. 29. (2B) Meiosis is the process where by? Step B • DNA is semi-conservatively replicated. • Glucose is being used for energy. • Gametes (egg or sperm) are made. • Water is broken down oxygen & hydrogen

41. 30. (2A) What is the difference among the cells made in mitosis & meiosis? • daughter cells of meiosis have twice as many chromosomes. • daughter cells of mitosis have half as many chromosomes. • daughter cells of mitosis have twice as many chromosomes. • daughter cells of meiosis have the same number of chromosomes.

42. 31. Which statement is true about meiosis and the gametes it produces? • it is a step in sexual reproduction, and the gametes produced have one chromosome of each type. • B. It is a step in sexual reproduction, and the gametes produced have two chromosomes of each type.

43. 10. 2C, 3B & 3C Segregation & Independent Assortment

44. 32. (3C) In a pedigree diagram, which of the following is strong evidence that the trait is dominant and X-Linked? • Two unaffected parents have an affected offspring. • Many more males are affected than females. • Many more females are affected than males.

45. 33. (3B) What genetic principle is shown in the diagram below? • mitosis • meiosis • law of segregation • law of independent Assortment

46. 34. 2D New combinations of alleles may be generated through the fusion of gametes during the process of ….. • Meiosis B. Mitosis • C.Random Chromosome Segregation • D. Fertilization

47. 11. 2D & 2E Segregation & Independent Assortment

48. 35. (2E) Where does the genetic information contained in zygote come from? • From one parent B. It depends on the sex of the offspring. C. It comes from the parent with dominant alleles. D. 50% of the DNA comes from each parent.

49. 12. 2F, 2G & 3A Segregation & Independent Assortment