A) electron microscope cell theory compound light microscope B) compound light microscope cell theory electron microscope C) cell theory electron microscope compound light microscope D) electron microscope compound light microscope cell theory 1. Which is the correct sequence of historical developments leading to our present knowledge of cells? A) cell wall B) molecules C) cell membrane D) protein 2. Which cellular organelle is represented by the diagram below? A) a plasma membrane and cytoplasm B) chloroplasts and mitochondria C) a cell wall and nucleus 3. Which structures are found in every living cell? A) A B) B C) C D) D 4. A cell is represented in the diagram below. The coded information that the cell uses to synthesize many different proteins is stored in structure
Transcript
A) electron microscope cell theory compoundlight microscope
B) compound light microscope cell theory electron microscope
C) cell theory electron microscope compoundlight microscope
D) electron microscope compound lightmicroscope cell theory
1. Which is the correct sequence of historicaldevelopments leading to our present knowledge ofcells?
A) cell wall B) moleculesC) cell membrane D) protein
2. Which cellular organelle is represented by thediagram below?
A) a plasma membrane and cytoplasmB) chloroplasts and mitochondriaC) a cell wall and nucleus
3. Which structures are found in every living cell?
A) A B) B C) C D) D
4. A cell is represented in the diagram below.
The coded information that the cell uses to synthesizemany different proteins is stored in structure
A) nucleus B) chromosomeC) autotrophic cell D) heterotrophic cell
5. The diagram below shows a concept map.
Which label correctly identifies what X represents in the concept map?
A) A B) B C) C D) D
6. The cell represented below produces oxygen.
Which structure allows the passage of this oxygen tothe environment?
Base your answers to questions 7 and 8 on the diagram below, which represents the shrinking of acell in response to an increase in the concentration of a substance outside of the cell.
7. Identify one likely substance in the environment of the cell that caused this response.
8. Identify substance A.
A) A B) B C) C D) D
9. The diagram below represents a cell of a green plant.
Solar energy is used to produce energy-richcompounds in structure
A) It aids in the removal of metabolic wastes inboth cell X and cell Y.
B) It is involved in cell communication in cell X,but not in cell Y.
C) It prevents the absorption of CO2 in cell X and02 in cell Y.
D) It represents the cell wall in cell X and the cellmembrane in cell Y.
10. The diagram below represents two cells, X and Y.
Which statement is correct concerning the structurelabeled A?
A) a nucleusB) chloroplastsC) endoplasmic reticulum
11. One difference between plant and animal cells is thatanimal cells do not have
A) cell membrane—storage of hereditaryinformation
B) chloroplast—transport of materialsC) ribosome—synthesis of proteinsD) vacuole—production of ATP
12. Which organelle is correctly paired with its specificfunction?
A) B)
C) D)
13. Which diagram best illustrates the relationship between the number of cells, tissues, and organs in acomplex multicellular organism?
A) human B) tissueC) stomach D) chloroplast
14. The diagram below represents levels of organizationin living things.
Which term would best represent X?
A) "cells " between organelles and tissuesB) "proteins " between tissues and organsC) "populations " between organs and organ systemsD) "molecules " between organ systems and organisms
15. The diagram below represents an incomplete sequence of levels of organization.
organelles tissues organs organ systems organism
This sequence can be completed correctly by inserting
A) 1 B) 2 C) 3 D) 4
16. Structures in an animal cell are represented in the diagram below.
Which row in the chart correctly identifies the functions of structures A, B, and C?
17. Base your answer to the following question on the information and diagram below and on yourknowledge of biology. The diagram illustrates an investigation carried out in a laboratory activity ondiffusion. The beaker and the artificial cell also contain water.
Predict what would happen over time by showing the location of molecules I, G, and S in diagram Babove.
A) A multicellular organism has organ systemsthat interact to carry out life functions, whilea single-celled organism carries out lifefunctions without using organ systems.
B) A single-celled organism carries out fewer lifefunctions than each cell of a multicellularorganism.
C) A multicellular organism always obtains energythrough a process that is different from thatused by a single-celled organism.
D) The cell of a single-celled organism is alwaysmuch larger than an individual cell of amulticellular organism.
18. Which statement best compares a multicellularorganism to a single-celled organism?
Base your answers to questions 19 through 22 on the diagram below and on your knowledge ofbiology. The diagram compares cell functions with jobs in a factory.
19. What is being produced by the mitochondria that is represented by arrow A?
20. Which cell structure synthesized (made) the "Protein being exported"?
21. Which cell structure synthesized the "Protein being exported"?
22. What chemical substance produced by the mitochondrion is represented by arrow A?
Base your answers to questions 23 and 24 on the information below and on your knowledge ofbiology.
Hydrogen peroxide is a toxic substance produced in an organism as a result of certainmetabolic processes. Catalase, a biological catalyst produced by cells, speeds the breakdown ofhydrogen peroxide into less harmful substances. In an investigation, 2-gram pieces of liver (which contains catalase) were added to separatedishes. Each dish contained the same amount of a 3% solution of hydrogen peroxide, but atdifferent temperatures. The relative activity of the catalase was determined. The results wererecorded and are shown in the data table below.
23. Plot the data, surround each point with a small circle, and connect the points
24. Mark an appropriate scale on each axis.
A) test a moist sample of the food with pH paperB) add Lugol's iodine solution to a sample of
the foodC) place a sample of the food in a test tube
containing salt water
25. Which procedure would be part of a laboratoryinvestigation designed to determine if a specificnutrient is present in a food?
A) stain specimens while making a wet mountB) test for the presence of glucose using an indicatorC) separate pigments in a mixtureD) determine the pH of solution
26. Part of a laboratory procedure is shown in the diagram below.
This setup would most likely be involved in a procedure to
A) acid B) starchC) a simple sugar D) carbon dioxide
27. A brown-colored indicator was placed on the cutsurfaces of several bean seeds after the seeds hadbeen soaked in water. A blue-black color wasobserved on each of the surfaces. The indicator wasmost likely used to test for the presence of
28. You have been assigned to design an experiment to determine the effect of light on the growth oftomato plants. In your experimental design be sure to:
• state one hypothesis to be tested• identify the independent variable in the experiment• describe the type of data to be collected
29. Base your answer to the following question on the diagram below and on your knowledge of biology.The diagram represents a model cell setup. The locations of three different substances are indicated inthe diagram.
A) The contents of the model cell will change color.B) The model cell will shrink.C) The model cell will rupture.
Which statement best describes what will most likely happen after several minutes?
30. Base your answer to the following question on the information and diagram below and on yourknowledge of biology.
Starch turns blue black in the presence of a starch indicator. Dialysis tubing tied at both endsand containing starch solution is placed in a beaker of water. Yellowish brown starch indicator isthen added to the water.
A) diffusion B) active transportC) cellular respiration
This laboratory setup would most likely be used to demonstrate the process of
Base your answers to questions 31 and 32 on the diagram below and on your knowledge of biology.The diagram represents three sections of a cell membrane showing three different methods involvedin the transport of various molecules across the membrane.
31. Using information from the diagram, state one reason why the movement of molecules in method C represents active transport.
A) ATP B) carbon dioxide C) light D) DNA
32. Methods A and B are classified as methods of passive transport because they do not require
A) the red blood cells have only a cell membrane, which does not protect them from burstingB) the onion cells do not have a cell wall that could protect them from burstingC) the onion cells have a cell membrane, which can protect them from burstingD) the red blood cells have a cell wall, which does not protect them from bursting
33. The diagram below represents what occurred when an onion cell and a red blood cell were placed indistilled water.
The best explanation for why the onion cells do not burst, while red blood cells often do, is that
34. Some roads are salted heavily in winter. Describe one way plants growing near these roads could beharmed by the salt.
35. State one reason why a molecule may not be able to pass into or out of a cell.
36. Base your answer to the following question on the diagram below and on your knowledge of biology.The diagram represents two solutions, A and B, separated by a selectively permeable membrane.
A) 1 B) 2 C) 3 D) 4
A sample from solution A and solution B were each tested with blue-colored glucose indicatorsolution before the solutions were placed in the beaker. Which row represents the results?
Base your answers to questions 37 and 38 on the information below and on your knowledge ofbiology.
The masses of six sections of dialysis tubing, each containing 20 mL of a 25% sugar solution,were recorded. They were then placed in beakers each containing 100-mL solutions of varyingsugar concentrations, as shown in the diagrams below.
The sections of tubing remained in the beakers for 30 minutes. They were then removed andthe outside of each section of tubing was blotted dry. Following this, the mass of each section oftubing was measured again. The mass change of each section of tubing in the different sugarsolutions is indicated in the data table below.
37. Plot the data on the grid. Surround each point with a small circle and connect the points.
38. Identify the process responsible for the change in mass of the dialysis tubing in thebeakers.
A) temperature B) pHC) molecule size D) molecule concentration
39. The diagram below represents the distribution of some molecules inside and outside of a cell overtime.
Which factor prevented the protein molecules from moving out of the cell?
40. The photos below show two red onion cells viewed with the high power of a compound lightmicroscope. Describe the steps that could be used to make cell A resemble cell B using a piece ofpaper towel and an eyedropper or a pipette without removing the coverslip.
31. — C shows thetransport ofmolecules from anarea of lowconcentration to anarea of higherconcentration. —The molecules aremoving against theconcentrationgradient.
32. A33. A34. – Salt could cause
water to diffuse outof the cells of theplants. – Thesolution containsless water than wasin the leaves, sowater could diffuseout of the leaves. –Water could leavethe plant. – Theywould dehydrate.
35. — too large to passthrough the cellmembrane — noreceptor site —faulty receptor site— molecule ischarged
36. C37.
38. — diffusion —passive transport —osmosis
39. C
40. Examples: — Thepaper towel shouldbe placed along oneedge of the coverslip— Water is needed— The water(liquid) should beplaced along theedge of the coverslipopposite the papertowel.
Answer KeyCells Unit Review
28. Examples of an acceptable hypothesis:– Tomato plants exposed to 16 hours of light will grow faster than those exposed to 8 hours of light. –Light affects plant growth – A brighter light will cause the tomato plants to grow larger.
Examples of correct independent variables:– the amount of light – light – the intensity of the light
Examples of correct descriptions of the type of data to be collected:– height of plants – number of leaves – size of leaves – mass of plants – amount of growth
