Chapter 4 Exam

Science 14: Chapter 8- Structure and Function of Plant and Animal Cells Multiple choice: Fill in the best answers to each question on the Scantron sheet provided. 1. Any microscope that has two or more lenses is called a: a. Simple microscope b. Hand lens c. Compound microscope d. Monocular microscope 2. The diaphragm is used to: a. Focus the light b. Hold the slide in place c. Support the stage d. Control the amount of light that reaches the stage 3. The best way to carry a microscope is a. With one hand b. With two hands under the base c. With two hands, one on the arm and one under the base d. With two hands, one on the arm and one on the stage 4. The letter “d” when seen through a microscope will look like the letter a. p b. b c. q d. d 5. If a picture of a leaf was presented to you with a magnification of 25X it means the leaf a. is 25 times larger than in the picture b. is as large as the picture c. looks 25 times larger than in real life d. is 25 times smaller than in real life 6. When looking at a slide with a microscope you should always begin by using the 1

a. The objective with the highest power b. They eye piece with the greatest magnification c. The objective lens with the lowest power; scanning objective d. The eye piece of least magnification 7. What is the smallest unit of life? a. Atom b. Molecule c. Cell d. Organelle 8. Who coined the term cells? a. Anton van Leeuwenhoek b. Robert Hooke c. Albert Prebus d. Zaccharias Janssen 9. Who experimented with grinding lenses to increase magnification? a. Anton van Leeuwenhoek b. Robert Hooke c. Albert Prebus d. Zaccharias Janssen 10. Who created the first compound microscope? a. Anton van Leeuwenhoek b. Robert Hooke c. Albert Prebus d. Zaccharias Janssen

11.Which of the following are only found in plant cells? a. Cell membrane and cytoplasm 2

b. Cell wall and cytoplasm c. Cell wall and chloroplast d. Cell membrane and chloroplasts 12. Which of the following make up a cell? a. Organelles b. Tissues c. Systems d. Animals 13. There are certain activities that are common to all cellular life. What are they called? a. Cellular responses b. Cellular resources c. Life abilities d. Life Processes 14. What is the function of the cytoplasm? a. It holds all the other organelles in place b. It releases energy in the cell c. It stores water, food, and waste d. It transports materials 15. To figure out which organelle is the Golgi body and which is the ER(endoplasmic reticulum) I know that : a. The Golgi body is attached to the nucleus b. The ER is attached to the nucleus c. The Golgi body is attached to the chloroplast d. The ER is attached to the chloroplast 16. There are two types of ER. What are they? a. Rough ER and Tight ER b. Rough ER and Smooth ER 3

c. Smooth ER and Strong ER d. Rough ER and Strong ER 17. If we were using an analogy to explain the cell membrane which example could you use? a. A bank b. Customs at the boarder c. A power plant d. Canada post 18. Which of the following provides protection and strength to a plant cell? a. Cell membrane b. Cell wall c. Cytoplasm d. Chloroplast 19. Which organelle contains the pigment called chlorophyll? a. Mitochondria b. Chloroplast c. Cytoplasm d. Golgi body 20. Which part of the cell is nicknamed “the powerhouse”? a. Mitochondria b. Chloroplast c. Cytoplasm d. Golgi body

21. Which instrument uses light to help magnify an object a. Hand lens b. Compound microscope c. Scanning electron microscope d. Transmission electron microscope 4

22.The microscope that uses a beam of electrons to magnify an object and requires the specimen to be dead is the a. Hand lens b. Compound microscope c. Scanning electron microscope d. Transmission electron microscope 23.The microscope that uses a beam of electrons to magnify a living specimen is the a. Hand lens b. Compound microscope c. Scanning electron microscope d. Transmission electron microscope 24. Sacs filled with digestive enzymes that travel around the cell and eliminate worn-out organelles are called: a. Vesicles b. Ribosomes c. Vacuoles d. Lysosomes 25. When a microscope slide is moved to the right across the stage, the image appears to: a. Move to the right b. Not move at all c. Move to the left d. Become larger 26. Iodine is used in slide preparation to: a. Make the object colourful b. Darken parts of the specimen so that they can be viewed better c. To kill the specimen d. None of the above

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27. If a student breaks a slide while focusing the microscope, what part of the microscope did he/she use carelessly? a. Nose piece b. Coarse adjustment knob c. Fine adjustment knob d. Diaphragm 28. Which procedure is the correct way to prepare a wet mount? a. Place sample in the middle of the slide, add one drop of water, slide the cover slip up to the water at an angle, slowly drop the cover slip b. Add one drop of water, slide the cover slip up to the water at an angle, slowly drop the cover slip, place sample in the middle of the slide c. Place sample in the middle of the slide, slide the cover slip up to the water at an angle and slowly drop the cover slip d. None of the above 29. As the magnification increases, the field of view a. Increases b. Decreases c. Stays the same d. All of the above

30.Albert Prebus and James Hiller were responsible for a. Creating the compound microscope b. Refining the electron microscope c. Grinding lenses to increase magnification d. Coining the term cells 31. A compound microscope 6

a. Has two or more lenses b. Uses electrons to magnify an object c. Has a single lens d. Was created by Anton van Leeuwenhoek Using the following table to answer the next two questions Numbe r

Eyepiece magnification

Objective lens magnification

1

10x

20X

2

10X

10X

3

10X

30X

32. Which lens combination will give the greatest magnification a. 1 b. 2 c. 3 33. Which lens combination will give the smallest magnification a. 1 b. 2 c. 3

34.Which of the following is not a part of the cell theory? a. All cells come from only other cells b. The chemical reactions which occur in an organism occur in its cells c. Cells are the basic unit of structure and function in organisms d. All living things are composed of cells 35. When observing a plant and animal cell under the microscope which one will have the biggest vacuole? a. Animal Cell 7

b. Plant Cell 36.This cell gets its energy from the mitochondria only a. Animal Cell b. Plant Cell 37. This cell gets its energy from both mitochondria and chloroplast a. Animal Cell b. Plant Cell 38. This cell contains a cell wall a. Animal Cell b. Plant Cell 39. An animal cell can contain chloroplast but not a cell wall a. True b. False 40. A plant cell does not have to contain chloroplast a. True b. False 41.A human contains only a. Animal cells b. Plant cells

Matching: In this question match the terms to the correct description by filling in the box with the right letter.

History of the Microscope and Types of Microscopes: Matching Scanning Electron

A. The Father of Microscopy

Microscope 8

Transmission Electron

B. this microscope consists of two or more lenses.

Microscope Compound

C. He coined the term “Cells”

Microscope Simple Microscope

D. relies on a beam of electrons to magnify objects and specimens can be alive.

Robert Hooke

E. relies on a beam of electrons to magnify objects but specimens must be dead.

Anton Van

F. this microscope consists of a single

Leeuwenhoek

lens, for example a magnifying glass

Albert Prebus &

G. these two Canadian men refined

James Hiller

the electron microscope

Hans and Zaccharias

H. These two men invented the

Janssen

compound microscope

Levels of Organisation Matching Cell

A. is a simple structure made up of cells of the same type working together to carry out a specific function

Organelle

B. When two or more tissues combine and work together to perform a specialized task

Tissue

C. groups of related organs that work together to carry out a function for the body or organism 9

Organ

D. Are parts of the cell that carry out a particular role within the cell

System

E. They are the building blocks of life

Microscope Parts Matching Stage Clips

A. brings the image into focus; used only with the scanning objectives

Diaphragm

B. supports the microscope slide

Stage

C. brings the image into clearer focus; used only with the low and high power objectives

Coarse Adjustment Knob

D. holds the slide in place

Fine Adjustment Knob

E. controls the amount of light reaching the object

Cell Organelle Matching A.) It separates the inside of the cell from the Cell wall

outer environment and is semi-permeable. B.) These are sacs within the cell that contain

Chloroplast

strong chemicals that digest molecules. C.) It controls all the activities in the cell. It is

Vacuole

also known as “the control center” of the cell.

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D.) This holds all the organelles in place. This Cell Membrane

jelly like substance surrounds the nucleus. E.) Nickname: “The Storage Facility”

Mitochondria F.) It packages and transports proteins, and Nucleus

Endoplasmic Reticulum

Golgi Body

holds waste products until the cell is ready to get rid of them. G.) It transports materials. Food, water, and waste move around and out of the cell through this organelle. H.) This provides protection and strength for the plant cell. I.) They contain a pigment called chlorophyll. It

Lysosome

is this that gives plants their color. J.) The Power House of the cell.

Cytoplasm

Labelling: Label the following diagrams using the terms provided

arm base coarse–adjustment knob diaphragm eyepiece

Microscope Diagram fine–adjustment knob high–power objective lens light source low–power objective lens revolving nosepiece

stage stage clips tube

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