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Quiz von kendra mendez, aktualisiert more than 1 year ago
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Erstellt von kendra mendez
vor fast 8 Jahre
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Frage 1
Frage
Who used a compound microscope to see chambers within cork and named them cells?
Antworten
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Anton can Leeuwehhoek
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Robert Hooke
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Matthias Schleiden
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Rudolf Virchow
Frage 2
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The work of Schleiden and Schwann can be summarized by saying that
Antworten
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all plants are made of cells
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all animals are made of cells
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plants and animals have specialized
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all plants and animals are made of cells
Frage 3
Frage
Which of the following is NOT a principle of cell theory?
Antworten
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cells are the basic unit of life
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all living things are made of cells
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very few cells are able to reproduce
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all cells are produced from existing cells
Frage 4
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The cell theory does NOT apply to
Antworten
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bacteria
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plants and animals
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mutlicellular organisms
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rocks and soil
Frage 5
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Electron microscopes can reveal details
Antworten
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only in specimens that are still alive
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about the different colors of cell structures
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of cell structures only once they are stained
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1000 times smaller than those visible in light microscopes
Frage 6
Frage
Which type of microscope can produce three-dimensional images of a cell's surface
Antworten
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transmission electron microschope
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scanning electron microscope
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simple light microscope
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compound light microscope
Frage 7
Frage
Colors seen in images made from elecron microscopes are
Antworten
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true to life
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the colors of electrons
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added to make certain structures easier to see
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added so scientists can trace living cells through the body
Frage 8
Frage
Looking at a cell under a microscope, you note that it is a prokaryote. How do you know?
Antworten
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The cell lacks a cytoplasm
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the cell lacks a cell membrane
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the cell lacks a nucleus
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the cell lacks genetic material
Frage 9
Frage
which of the following enclose their DNA in a nucleus?
Antworten
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prokaryotes
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bacteria
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viruses
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eukaryotes
Frage 10
Frage
prokaryotes usually have
Antworten
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a nucleus
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specialized organelles
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genetic material
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many cells
Frage 11
Frage
which of the following organisms are prokaryotes?
Antworten
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plants
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animals
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fungi
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bacteria
Frage 12
Frage
Which of the following is the function of the nucleus?
Antworten
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stores DNA
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stores sugars
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builds proteins
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packages proteins
Frage 13
Frage
Which of the following is NOT found in the nucleus?
Antworten
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mitochondria
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nucleolus
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chromatin
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DNA
Frage 14
Frage
Which organelle breaks down organelles that are no longer useful?
Antworten
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Golgi apparatus
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lysosome
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endoplasmic reticulum
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mitochondrion
Frage 15
Frage
Which of the following is a function of the cytoskeleton?
Antworten
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helps a cell keep its shape
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contains DNA
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surrounds the cell
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helps make proteins
Frage 16
Frage
Which structure makes proteins using coded instructions that come from the nucleus?
Antworten
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Golgi Apparatus
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mitochondion
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vacuole
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ribsome
Frage 17
Frage
Which sequence correctly traces the path of a protein in the cel?l
Antworten
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ribosome, endoplasmic reticulum, gogli apparatus
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ribosome, endoplasmic reticulum, chloroplast
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ribosome, gogli apparatus, endoplasmic reticulum,
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endoplasmic reticulum, lysosome, golgi apparatus
Frage 18
Frage
which organelle would you expect to find in a plant cell but not in an animal cell?
Antworten
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mitochondrion
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cholorplast
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smooth endoplasmic reticulum
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ribsosome
Frage 19
Frage
the primary function of the cell wall is to
Antworten
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support and protect the cell
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store DNA
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direct the activities of the cell
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help the cell move
Frage 20
Frage
you will not find a cell wall in which types of organisms?
Antworten
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plant
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animal
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bacteria
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fungi
Frage 21
Frage
which of the following structures serves as the cell's boundary from its environment?
Antworten
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cell membrane
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mitochondrion
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channel protein
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chloroplast
Frage 22
Frage
The cell membrane contains channels and pumps that help move materials from one side to another. What are these pumps made of?
Antworten
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carbohydrates
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lipids
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bilipds
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proteins
Frage 23
Frage
The diffusion of water across a selectively permeable membrane is called
Antworten
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active transport
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passive transport
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osmosis
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osmotic pressure
Frage 24
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which term descibes the relatively constant internal physical condition of an organism?
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homeostasis
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cell stabilization
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unicellularity
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organ system
Frage 25
Frage
which of the following is an example of an organ?
Antworten
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heart
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nerve cell
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epithelial tissue
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digestive system
Frage 26
Frage
a group of similar cells that perform the same function are called
Antworten
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tissue
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organ
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organ system
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division of labor
Frage 27
Frage
An organ system is a group of organs
Antworten
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made up of similar cells
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made up of similar tissues
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work together to perform all the functions in a multicellular organism
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work together to perform a similar function
Frage 28
Frage
Which list represents the simplest to most complex levels of organization in a multicellular organism?
Antworten
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cell, tissue, organ system, organ
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cell, tissue, organ, organ system
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organ, organ system, tissue, cell
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tissue, organ, organ system, cell
Frage 29
Frage
organisms, such as plants, that make their own food are called
Antworten
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herterotrophs
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autotrophs
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thylakoids
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pigments
Frage 30
Frage
organisms that cannot make their own food and must obtain from external sources are called
Antworten
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heterotrophs
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autotrophs
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thylakoids
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pigments
Frage 31
Frage
which of the following organisms makes its own food from light energy from the sun?
Antworten
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mushroom
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amoeba
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leopard
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oak
Frage 32
Frage
which of the following is a heterotroph?
Antworten
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mushroom
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sunflower
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wheat
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algae
Frage 33
Frage
plants gather the sun's energy with light absorbing molecules called
Antworten
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pigments
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thylakoids
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chloroplasts
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glucose
Frage 34
Frage
plants gets the energy they need for photosynthesis by absorbing
Antworten
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high energy sugars
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chlorophyll a
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chlorophyll b
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sunglight
Frage 35
Frage
most plants appear green because chlorophyll
Antworten
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absorbs green light
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absorbs violet light
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does not absorb green light
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does not absorb violet light
Frage 36
Frage
a granum is a
Antworten
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stack of chloroplasts
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stack of thylakoids
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membrane enclosing the thylakoids
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photosynthetic pigment molecule
Frage 37
Frage
the stroma is the region outside of the
Antworten
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thylakoids
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plant cells
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chloroplasts
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all of the above
Frage 38
Frage
photosynthesis uses sunlight to convert water and carbon dioxide into
Antworten
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oxygen and carbon
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high energy sugars and proteins
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ATP and oxygen
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oxygen and high energy sugars
Frage 39
Frage
in the overall equation of photosynthesis, 6 molecules of carbon dioxide and 6 molecules of water result in one molecule of sugar and six molecules of
Antworten
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glucose
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water
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oxygen
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atp
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