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Chapter 3

Total questions: 82

Worksheet time: 46mins

Name
Class
Date
1.

_____ are the building blocks of all living organisms.

a)

organs

b)

tissues

c)

cells

d)

atoms

2.

Which of the following is NOT a part of the cell theory?

a)

all organisms are made of cells

b)

cell is the basic unit of life

c)

cells come from pre-existing cells

d)

all cells contain a nucleus

3.

(a)   can be used to view cells that can not be seen with the naked eye.

4.

Which of the following is NOT a type of microscope?

a)

light

b)

dissecting

c)

electron

d)

sound

5.

When using a microscope, ___________ is the process of enlarging an object in appearance?

a)

resolution

b)

magnification

c)

inversion

6.

When using a microscope, ___________ is the ability to distinguish two adjacent structures as separate?

a)

resolution

b)

magnification

c)

inversion

7.

Which of these is not a characteristic of prokaryotes?

a)

unicellular

b)

no nucleus

c)

smaller than eukaryotes

d)

contain membrane bound organelles

8.

Prokaryotic DNA is localized in the (a)   region of the cell.

9.

Which of the following is NOT found in prokaryotic cells?

a)

ribosomes

b)

mitochondria

c)

cell membrane

d)

cell wall

10.

Which of the following contain eukaryotic cells?

a)

animals

b)

plants

c)

fungi

d)

protists

e)

bacteria

11.

In eukaryotic cells, the DNA is housed inside of the (a)   .

12.

Eukaryotic cells are _________than prokaryotic cells.

a)

smaller

b)

larger

c)

same size

13.

Which of these is not a common component in all types of cells?

a)

plasma membrane

b)

cytoplasm

c)

DNA

d)

ribosomes

e)

cell wall

14.

The plasma membrane is composed mainly of a double layer of ___________ that work to regulate what can go in or out of the membrane?

a)

proteins

b)

phospholipids

c)

DNA

d)

carbohydrates

15.

(a)   folded areas of the plasma membrane that increase surface area of the cell.

16.

_________ is made up of a gel-like cytosol that is ~80% water.

a)

cell membrane

b)

mitochondria

c)

cytoplasm

d)

nucleus

17.

__________ are made of two subunits and are used for protein synthesis. These can be found freely in the cell or bound.

a)

ribosomes

b)

golgi bodies

c)

mitochondria

d)

nuclei

18.

____________ houses DNA and is in charge of protein sythesis and synthesis of ribosomes in eukaryotes.

a)

nucleolus

b)

nuclear envelope

c)

nucleus

d)

nucleiod

19.

____________ assembles ribosomal subunits.

a)

nucleolus

b)

nuclear envelope

c)

nucleus

d)

nucleiod

20.

The nucleus contains DNA called _________ which is the uncondensed form of DNA.

a)

chromosomes

b)

nucleosomes

c)

chromatin

d)

histones

21.

____________ double membrane that allows material to flow in/out of the nucleus.

a)

nucleolus

b)

nuclear envelope

c)

nucleus

d)

plasma membrane

22.

__________ is the condensed form of DNA that consists of hereditary material and proteins.

a)

chromosomes

b)

nucleosomes

c)

chromatin

d)

histones

23.

__________ make microtubules and also assist in cell division.

a)

ribosomes

b)

rough ER

c)

golgi body

d)

centrosomes

24.

__________ functions in cellular respiration to provide the cell with energy.

a)

mitochondria

b)

nucleus

c)

rough ER

d)

smooth ER

25.

The _______________ are interconnected membranous sacs that are connected to the nucleus that modify proteins. (Hint: contain bound ribosomes)

a)

mitochondria

b)

smooth ER

c)

rough ER

d)

golgi apparatus

26.

The _______________ are interconnected membranous sacs that is continuous with the rough ER and synthesizes lipids, detoxifies, stores calcium, and metabolizes carbs.

a)

mitochondria

b)

smooth ER

c)

rough ER

d)

golgi apparatus

27.

The _______________ processes, packages, and ships proteins.

a)

mitochondria

b)

smooth ER

c)

rough ER

d)

golgi apparatus

28.

________ are used to package proteins and transport them elsewhere by fusing with membranes in the cell system.

a)

vacuoles

b)

lysosomes

c)

vesicles

d)

peroxisomes

29.

________ are used for storage of materials and do NOT fuse with the membrane.

a)

vacuoles

b)

lysosomes

c)

vesicles

d)

peroxisomes

30.

________ are used to break down fatty acids and amino acids. THey can also detoxify poisons.

a)

vacuoles

b)

lysosomes

c)

vesicles

d)

peroxisomes

31.

________ are found in animal cells that contain digestive enzymes to breakdown large molecules or even organelles.

a)

vacuoles

b)

lysosomes

c)

vesicles

d)

peroxisomes

32.

Which of these is not a part of the cytoskeleton found inside of cells?

a)

microtubules

b)

macrofilaments

c)

microfilaments

d)

intermediate filaments

33.

Which type of cytoskeleton helps to determine and stabilize cell shape, made of actin monomers, and involved in movement of the or internal parts?

a)

cilia

b)

microfilaments

c)

intermediate filaments

d)

flagella

e)

microtubules

34.

Which type of cytoskeleton maintains cell shape, anchors organelles, and helps to hold cells to other cells?

a)

cilia

b)

microfilaments

c)

intermediate filaments

d)

flagella

e)

microtubules

35.

Which type of cytoskeleton is the thickest and helps to position chromosomes during cell division?

a)

cilia

b)

microfilaments

c)

intermediate filaments

d)

flagella

e)

microtubules

36.

Which of the following are short hair-like structures on cells that move back and forth?

a)

cilia

b)

microfilaments

c)

intermediate filaments

d)

flagella

e)

microtubules

37.

Which of the following are made of microtubules that move in a propeller like motion to move cells?

a)

cilia

b)

microfilaments

c)

intermediate filaments

d)

flagella

e)

microtubules

38.

Plants have a protective structure that lies outside of the plasma membrane known as?

a)

capsule

b)

cell wall

c)

cell membrane

d)

cellulose

39.

Plant cell walls are made of?

a)

capsule

b)

cell wall

c)

peptidoglycan

d)

cellulose

40.

Plants have an organelle responsible for photosynthesis known as?

a)

mitochondria

b)

thylakoids

c)

ribosomes

d)

chloroplasts

41.

Even though plants and animal cells both contain vacuoles, plant cells have a large (a)   vacuole that takes up most of the area of the cell.

42.

The central vacuole regulates water concentration based on environmental conditions.

a)

true

b)

false

43.

(a)   pressure is the outward pressure caused by the fluid inside of the cell.

44.

The hypothesis that mitochondria and chloroplasts orginated as independent prokaryotic organisms is known as?

a)

cell theory

b)

atomic theory

c)

endosymbiosis

d)

organelle orginosis

45.

Which intercellular junction is only found in plant cells and are used to allow materials to move from cell to cell between cell walls?

a)

plasmodesmata

b)

tight junctions

c)

desmosomes

d)

gap junctions

46.

Which intercellular junction creates a watertight seal between animal cells preventing materials from leaking between cells?

a)

plasmodesmata

b)

tight junctions

c)

desmosomes

d)

gap junctions

47.

Which intercellular junction serves as an anchoring junction to join adjacent cells?

a)

plasmodesmata

b)

tight junctions

c)

desmosomes

d)

gap junctions

48.

Which intercellular junction is found in animal cells and allows water/small molecules to pass between cells?

a)

plasmodesmata

b)

tight junctions

c)

desmosomes

d)

gap junctions

49.

Which of the following is not a function of the cell membrane?

a)

protection/organization

b)

regulating what goes in/out of the cell

c)

separates insides of the cell from extracellular components

d)

responds to environment

e)

produces energy for the cell

50.

The cell membrane is primarily composed of phospholipids that are (a)   (both hydrophilic and hydrophobic).

51.

Water fearing

a)

hydrophobic

b)

hydrophilic

52.

Water loving

a)

hydrophobic

b)

hydrophilic

53.

The cell membrane contains proteins that allow for cell signaling or transport of molecules that are large/charged, these are known as? (select all that apply)

a)

integral proteins

b)

peripheral proteins

c)

enzymes

d)

glycoproteins

54.

The plasma membrane is impermeable.

a)

true

b)

false

55.

Permeability is the ability of a substane to pass through a barrier. If any substance is allowed to pass without difficulty it is known as?

a)

freely permeable

b)

impermeable

c)

selectively permeable

56.

Permeability is the ability of a substane to pass through a barrier. If nothing can pass through it is known as?

a)

freely permeable

b)

impermeable

c)

selectively permeable

57.

Permeability is the ability of a substane to pass through a barrier. If passage of some substances, but others are prevented it is known as?

a)

freely permeable

b)

impermeable

c)

selectively permeable

58.

Which of the following substances can pass through the lipid bilayer?

a)

small molecules

b)

polar molecules

c)

nonpolar molecules

d)

large molecules

e)

gases

59.

Which type of cell transport does not require energy?

a)

passive

b)

active

60.

Which type of cell transport requires energy?

a)

passive

b)

active

61.

Which type of cell transport moves substances down a concentration gradient?

a)

passive

b)

active

62.

Which type of cell transport moves substances against a concentration gradient?

a)

passive

b)

active

63.

Which of the following is not a type of passive transport?

a)

facilitated diffusion

b)

osmosis

c)

simple diffusion

d)

endocytosis

64.

Which type of passive transport allows particles to flow freely down a concentration gradient?

a)

facilitated diffusion

b)

osmosis

c)

simple diffusion

65.

Which type of passive transport allows particles to flow through a channel or carrier protein down a concentration gradient?

a)

facilitated diffusion

b)

osmosis

c)

simple diffusion

66.

Which type of passive transport allows water to flow down a concentration gradient to equalize solute concentration on both sides of a membrane?

a)

facilitated diffusion

b)

osmosis

c)

simple diffusion

67.

Osmosis depends on (a)   of the solution outside of the cell.

68.

When there is a lower solute concentration outside of the cell, it is known as?

a)

hypotonic

b)

isotonic

c)

hypertonic

69.

When there is a higher solute concentration outside of the cell, it is known as?

a)

hypotonic

b)

isotonic

c)

hypertonic

70.

When there is an equal solute concentration outside of the cell, it is known as?

a)

hypotonic

b)

isotonic

c)

hypertonic

71.

If animal cells are placed in an isotonic environment the cell will?

a)

have no net loss/gain of water

b)

undergo lysis

c)

undergo crenation

72.

If animal cells are placed in a hypertonic environment the cell will?

a)

have no net loss/gain of water

b)

undergo lysis

c)

undergo crenation

73.

If animal cells are placed in a hypotonic environment the cell will?

a)

have no net loss/gain of water

b)

undergo lysis

c)

undergo crenation

74.

Plant cells perfer which type of tonic environment?

a)

isotonic

b)

hypotonic

c)

hypertonic

75.

If a beaker solution contains 30% solute, and a red blood cells that contains 15% solute is placed in the solution. How will osmosis occur?

a)

water will move into the blood cell causing it to lyse

b)

water will move outside the blood cell causing it to crenate

c)

water will move into/out of the cell at an equal rate

d)

water will move into the blood cell causing it to crenate

e)

water will move outside the blood cell causing it to lyse

76.

If a beaker solution contains 30% solute, and a red blood cells that contains 15% solute is placed in the solution. The beaker solution is __________ to the red blood cell.

a)

hypertonic

b)

isotonic

c)

hypotonic

77.

Which of these is not a type of active transport?

a)

transport via protein pumps

b)

endocytosis

c)

exocytosis

d)

phagocytosis

e)

facilitated diffusion

78.

Which type of active transport moves substances against the concentration gradient using protein carriers (pumps)?

a)

sodium potassium pump

b)

endocytosis

c)

exocytosis

d)

phagocytosis

e)

pinocytosis

79.

Which types of active transport brings substances into the cell?

a)

sodium potassium pump

b)

endocytosis

c)

exocytosis

d)

phagocytosis

e)

pinocytosis

80.

Which type of active transport removes substances out of the cell?

a)

sodium potassium pump

b)

endocytosis

c)

exocytosis

d)

phagocytosis

e)

pinocytosis

81.

Which type of active transport is known for bringing large molecules into the cell and is known as "cell eating"?

a)

sodium potassium pump

b)

endocytosis

c)

exocytosis

d)

phagocytosis

e)

pinocytosis

82.

Which type of active transport is known for bringing small molecules into the cell and is known as "cell drinking"?

a)

sodium potassium pump

b)

endocytosis

c)

exocytosis

d)

phagocytosis

e)

pinocytosis