Site MapHelpFeedbackMultiple Choice Quiz
Multiple Choice Quiz
(See related pages)



1

The fundamental unit of life is the ______.
A)organism
B)organ system
C)organ
D)tissue
E)cell
2

Which type of microscope uses electrons to provide a three-dimensional view of the surface of the object?
A)light microscope
B)transmission electron microscope
C)scanning electron microscope
D)scanning-probe microscope
3

Which type of microscope has a useful magnification limit of about 1,000X?
A)light microscope
B)transmission electron microscope
C)scanning electron microscope
D)scanning-probe microscope
4

______ is the capacity to distinguish between two adjacent points.
A)Magnification
B)Resolving power
C)Ionization
D)Emulsification
E)Multiplication
5

Electrons have a shorter wavelength than visible light and therefore will have a lower resolving power.
A)True
B)False
6

"TEM" refers to a photomicrograph taken by a ______.
A)light microscope
B)triple emission microscope
C)scanning electron microscope
D)transmission electron microscope
E)telephoto electroplating machine
7

A picture taken by a scanning electron microscope is called a SEM.
A)True
B)False
8

Multicellular organisms are composed of many cells.
A)True
B)False
9

The cell theory states that all living things are composed of atoms.
A)True
B)False
10

Which of the following statements is FALSE?
A)Cell walls are found in plants but not in animals.
B)Cell walls are found inside the plasma membrane of a cell.
C)The main constituent of a primary cell wall is cellulose molecules.
D)Secondary cell walls contain lignin, a substance that makes them stronger than primary cell walls.
11

The ______ membrane separates the contents of the cell from the surrounding environment.
A)plasma
B)nuclear
C)Golgi
D)mitochondrial
E)lysosomal
12

Which of the following organelles has a double membrane with pores?
A)lysosome
B)Golgi apparatus
C)mitochondria
D)nucleus
E)chloroplast
13

The information center of the cell is the ______.
A)mitochondria
B)chloroplast
C)nucleoli
D)nucleus
E)lysosome
14

A threadlike material called chromatin is located within the ______.
A)nucleus
B)nucleolus
C)mitochondria
D)lysosome
E)Golgi apparatus
15

Where is ribosomal RNA produced?
A)mitochondria
B)chloroplasts
C)lysosomes
D)Golgi apparatus
E)nucleoli
16

______ is/are the site of protein synthesis in the cytoplasm.
A)Smooth endoplasmic reticulum
B)Golgi apparatus
C)Ribosomes
D)Lysosomes
E)Mitochondria
17

Ribosomes are small, dense granules composed of three subunits.
A)True
B)False
18

Polyribosomes are groups of ribosomes occurring free within the cytoplasm.
A)True
B)False
19

At the time of cell division, rodlike structures called chromatin will form within the nucleus.
A)True
B)False
20

Which type of organelle forms a membranous system of tubular canals, which is continuous with the nuclear envelope and branches throughout the cytoplasm?
A)lysosome
B)mitochondria
C)Golgi apparatus
D)endoplasmic reticulum
E)microtubules
21

Which organelle produces steroid hormones in the testes and adrenal cortex while detoxifying alcohol in the liver?
A)lysosomes
B)ribosomes
C)smooth endoplasmic reticulum
D)rough endoplasmic reticulum
E)Golgi apparatus
22

Which organelle contains enzymes that modify proteins and lipids?
A)lysosomes
B)peroxisomes
C)Golgi apparatus
D)mitochondria
E)rough endoplasmic reticulum
23

Which organelle synthesizes proteins for export or repackaging elsewhere?
A)smooth endoplasmic reticulum
B)rough endoplasmic reticulum
C)free ribosomes
D)lysosomes
E)Golgi apparatus
24

What is the correct organelle sequence for the export of material out of a cell?
A)rough ER --> smooth ER --> Golgi apparatus
B)smooth ER --> rough ER --> Golgi apparatus
C)rough ER --> Golgi apparatus --> smooth ER
D)smooth ER --> Golgi apparatus --> rough ER
E)Golgi apparatus --> rough ER --> smooth ER
25

Which organelle looks like a stack of hollow pancakes?
A)lysosomes
B)mitochondria
C)chloroplast
D)Golgi apparatus
E)rough endoplasmic reticulum
26

The ______ function(s) in the packaging, storage, and distribution of molecules produced by the ER.
A)Golgi apparatus
B)lysosome
C)nucleus
D)mitochondria
E)centrioles
27

Which plant organelles function as storage areas for water, sugars, salts, pigments, and toxic substances?
A)lysosomes
B)vesicles
C)vacuoles
D)Golgi apparatuses
E)mitochondria
28

Which plant organelle will provide added support to the cell?
A)vacuole
B)vesicle
C)chloroplast
D)lysosomes
E)Golgi apparatus
29

Lysosomes are vesicles formed by the ______.
A)endoplasmic reticulum
B)nucleus
C)mitochondria
D)ribosomes
E)Golgi apparatus
30

Which organelle contains hydrolytic enzymes that can digest macromolecules?
A)rough endoplasmic reticulum
B)mitochondria
C)centrioles
D)lysosomes
E)Golgi apparatus
31

Which organelle is used when the fingers of a human embryo are at first webbed but later freed from one another?
A)rough ER
B)microtubules
C)Golgi apparatus
D)mitochondria
E)lysosome
32

A metabolic disorder involving a missing or inactive enzyme is found in the ______ produced by the _______.
A)Golgi apparatus, endoplasmic reticulum
B)ribosomes, nucleolus
C)rough endoplasmic reticulum, nuclear envelope
D)lysosomes, Golgi apparatus
E)mitochondria, plasma membrane
33

Vacuoles are more prominent in plant cells than in animal cells.
A)True
B)False
34

A vesicle is a large membrane-enclosed sac; a vacuole a small membrane-enclosed sac.
A)True
B)False
35

The inner face of the Golgi apparatus is directed toward the nucleus and receives incoming molecules for export.
A)True
B)False
36

Study this reaction: carbohydrate + oxygen ----> carbon dioxide + water + energy. This chemical transformation is called ______.
A)photosynthesis
B)aerobic cellular respiration
C)anaerobic cellular respiration
D)hydrolysis
E)the endosymbiotic theory
37

Study this reaction: energy + carbon dioxide + water ----> carbohydrate + oxygen. This chemical transformation is called ______.
A)photosynthesis
B)aerobic cellular respiration
C)anaerobic cellular respiration
D)hydrolysis
E)the endosymbiotic theory
38

Which organelle is responsible for this chemical transformation: energy + carbon dioxide + water ----> carbohydrate + oxygen?
A)lysosome
B)Golgi apparatus
C)nucleus
D)mitochondria
E)chloroplast
39

Which organelle is responsible for the process of photosynthesis?
A)mitochondria
B)chloroplasts
C)centrioles
D)cilia
E)lysosomes
40

Which process produces carbohydrates and releases oxygen?
A)photosynthesis
B)aerobic cellular respiration
C)anaerobic cellular respiration
D)hydrolysis
E)autodigestion
41

Which process burns carbohydrates and releases carbon dioxide and water?
A)autodigestion
B)hydrolysis
C)aerobic cellular respiration
D)photosynthesis
42

A picture from an electron microscope shows a structure that has a double membrane, flattened sacs piled up like stacks of coins, and a fluid-filled space. Such an organelle is called a ______.
A)mitochondrion
B)nucleus
C)chloroplast
D)lysosome
E)Golgi apparatus
43

The fluid-filled space that surrounds the cristae within a mitochondrion is called a ______.
A)thylakoid
B)stroma
C)matrix
D)grana
E)vacuole
44

Which of the following is an energy-related organelle?
A)Golgi apparatus
B)centriole
C)lysosome
D)nucleolus
E)chloroplast
45

Cristae are structures found in the ______.
A)Golgi apparatus
B)chloroplast
C)mitochondria
D)lysosome
E)centriole
46

Which organelle is called the powerhouse of the cell because of its role in cellular respiration?
A)chloroplast
B)mitochondrion
C)Golgi apparatus
D)lysosome
E)actin fiber
47

The fluid-filled space about the grana in chloroplasts is called the ______.
A)thylakoid
B)stroma
C)matrix
D)cristae
E)vacuole
48

______ is a green pigment found within grana that makes chloroplasts and leaves green.
A)Cellulose
B)Ribosomal RNA
C)Actin
D)Hemoglobin
E)Chlorophyll
49

Which molecule absorbs solar energy so that chloroplasts can convert the solar energy into ATP molecules?
A)oxygen
B)carbon dioxide
C)chlorophyll
D)glucose
E)DNA
50

The flattened sacs within a chloroplast are called ______.
A)matrix
B)cristae
C)grana
D)thylakoids
E)filaments
51

The equation for photosynthesis is roughly the opposite of aerobic cellular respiration.
A)True
B)False
52

Which of the following organelles and functions are NOT correctly related?
A)endoplasmic reticulum--photosynthesis
B)Golgi apparatus--secretions
C)vacuoles--storage
D)lysosomes--enzymes
E)mitochondria--cellular respiration
53

The ______ helps to maintain the cell's shape, anchors the organelles, and allows the cell and its organelles to move.
A)cytoskeleton
B)nucleus
C)nucleolus
D)Golgi apparatus
E)rough endoplasmic reticulum
54

Microtubules are cylinders that contain a globular protein called ______.
A)actin
B)tubulin
C)glucose
D)rRNA
E)cellulose
55

What is the function of the centrosome?
A)to control the nucleus
B)to regulate the assembly of microfilaments
C)to regulate the assembly of microtubules
D)to control the Golgi apparatus
E)to control the movement of cilia
56

Which cytoskeletal structure is found in muscle cells that helps to bring about contraction?
A)smooth endoplasmic reticulum
B)rough endoplasmic reticulum
C)centrioles
D)actin filaments
E)microtubules
57

Which of the following statements is NOT correct about centrioles?
A)Centrioles are found in animal cells but not in plant cells.
B)Animal cells have two centrioles.
C)The two centrioles lie parallel to each other.
D)Centrioles lie within the centrosome.
E)Before an animal cell divides, the centrioles replicate.
58

Centrioles have a ______ microtubular pattern.
A)6 + 2
B)6 + 0
C)9 + 2
D)9 + 1
E)9 + 0
59

What are the likely microtubule organizing centers for the formation of cilia and flagella called?
A)centrioles
B)microvilli
C)basal bodies
D)lysosomes
E)mitochondria
60

Which cytoskeletal structures are short cylinder structures that form a 9 + 0 constriction ring that functions during cell division?
A)actin filaments
B)microtubules
C)smooth endoplasmic reticulum
D)rough endoplasmic reticulum
E)centrioles
61

Which of the following structures will have a 9 + 2 pattern of microtubules?
A)mitochondria
B)flagella
C)centriole
D)basal bodies
E)chloroplasts
62

The structure of flagella is most similar to that of ______.
A)cilia
B)basal bodies
C)centrioles
D)microvilli
E)rough endoplasmic reticulum
63

Which organelle is composed of a single, hairlike extension of the cell that allows the cell to move?
A)centriole
B)microtubule
C)cilia
D)flagella
E)mitochondria
64

Which of the following comparisons is NOT correct? Both plant and animal cells have ______.
A)plasma membranes
B)nuclear membranes
C)mitochondria
D)chloroplasts
E)vacuoles
65

Which comparison between plant and animal cells is NOT correct?
A)plants: cell wall; animals: no cell wall
B)plants: large, single vacuole; animals: many, small vacuoles
C)plants: chloroplasts; animals: no chloroplasts
D)plants: centrioles; animals: no centrioles
E)plants: no basal bodies; animals: have basal bodies
66

Which of the following comparisons is NOT correct?
A)plasma membrane--phospholipid bilayer and protein
B)centrioles--microtubules
C)ribosomes--protein and DNA
D)chromatin--DNA
E)chloroplasts--chlorophyll
67

Sperm cells move by means of _____.
A)cilia
B)flagella
C)centrioles
D)mitochondria
E)microtubules
68

_____ are organelles that line our upper respiratory tract.
A)Cilia
B)Flagella
C)Centrioles
D)Mitochondria
E)Microtubules
69

Which of the following is NOT correctly paired?
A)nucleus--control of protein synthesis
B)nucleolus--protein synthesis
C)mitochondrion--aerobic cellular respiration
D)chloroplast--photosynthesis
E)centriole--microtubule organization
70

Which of the following is NOT correctly paired?
A)mitochondrion--cristae
B)chloroplast--thylakoids
C)centriole--9 + 0 pattern of microtubules
D)cilia--9 + 2 pattern of microtubules
E)lysosome--stack of membranous saccules
71

Which of the following is NOT correctly paired?
A)lysosome--energy-converting organelle
B)smooth endoplasmic reticulum--membranous canals
C)chloroplast--energy-converting organelle
D)actin filaments--cytoskeleton
E)ribosome--granule-like organelle
72

Which of the following organelles is the largest and most easily observed with the light microscope?
A)mitochondria
B)chloroplast
C)nucleus
D)ribosomes
E)lysosomes
73

Which of the following is NOT correctly paired?
A)rough endoplasmic reticulum--protein synthesis
B)smooth endoplasmic reticulum--lipid synthesis
C)Golgi apparatus--processing, packaging, secretion
D)lysosome--production of ATP
E)nucleus--cellular reproduction
74

Which of the following cells have a nucleoid region?
A)muscle cell
B)bacterial cell
C)fungus cell
D)leaf cell
E)liver cell
75

Which of the following structures are found in plant cells but NOT in bacteria?
A)plasma membrane
B)cell wall
C)DNA
D)ribosomes
E)mitochondria
76

Prokaryotic cells have a well-defined nucleus.
A)True
B)False
77

Organisms in which of the following kingdoms do NOT have a well-defined nucleus?
A)protists
B)fungi
C)plants
D)animals
E)monerans
78

Which of the following is NOT a characteristic of prokaryotic cells?
A)chromosome is composed of a single circular DNA macromolecule
B)unicellular organisms
C)DNA enclosed by a nuclear envelope
D)lack most of the organelles found in eukaryotic cells
E)more metabolically varied than other types of organisms
79

______ are the most abundant and diverse organisms found on earth.
A)Bacteria
B)Fungi
C)Protists
D)Plants
E)Animals
80

Due to a lack of organelles, prokaryotic cells are less metabolically varied than eukaryotic cells.
A)True
B)False
81

Because prokaryotic cells lack many of the organelles found in eukaryotic cells, prokaryotic cells do NOT carry out as many of the functions as seen in eukaryotic cells.
A)True
B)False
82

Both plants and bacteria have cell walls, which are composed of cellulose.
A)True
B)False
83

Which of the following is NOT evidence of the endosymbiotic theory?
A)Mitochondria are similar to bacteria in size and structure.
B)Mitochondria and chloroplasts have a double membrane: the outer membrane may be derived from the engulfing vesicle, and the inner one may be derived from the plasma membrane of the original prokaryote.
C)Mitochondrial ribosomes resemble those of bacteria.
D)Mitochondria and chloroplasts contain a limited amount of their own DNA and divide by splitting.
E)The cristae in mitochondria resemble those found in bacteria.
84

According to the ______ theory, prokaryotes entered eukaryotic cells and eventually evolved into the mitochondria and chloroplasts found in eukaryotic cells today.
A)cell
B)biogenesis
C)gene
D)evolution
E)endosymbiotic







Inquiry into Life, 11/eOnline Learning Center

Home > Chapter 3 > Multiple Choice Quiz