Question 1
Question
Who used a compound microscope to see chambers within cork and named them cells?
Answer
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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
Question 2
Question
The work of Schleiden and Schwann can be summarized by saying that
Answer
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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
Question 3
Question
Which of the following is NOT a principle of cell theory?
Answer
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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
Question 4
Question
The cell theory does NOT apply to
Answer
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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
Question 5
Question
Electron microscopes can reveal details
Answer
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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
Question 6
Question
Which type of microscope can produce three-dimensional images of a cell's surface
Answer
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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
Question 7
Question
Colors seen in images made from elecron microscopes are
Question 8
Question
Looking at a cell under a microscope, you note that it is a prokaryote. How do you know?
Answer
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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
Question 9
Question
which of the following enclose their DNA in a nucleus?
Answer
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prokaryotes
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bacteria
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viruses
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eukaryotes
Question 10
Question
prokaryotes usually have
Answer
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a nucleus
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specialized organelles
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genetic material
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many cells
Question 11
Question
which of the following organisms are prokaryotes?
Answer
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plants
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animals
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fungi
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bacteria
Question 12
Question
Which of the following is the function of the nucleus?
Answer
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stores DNA
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stores sugars
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builds proteins
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packages proteins
Question 13
Question
Which of the following is NOT found in the nucleus?
Answer
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mitochondria
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nucleolus
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chromatin
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DNA
Question 14
Question
Which organelle breaks down organelles that are no longer useful?
Answer
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Golgi apparatus
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lysosome
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endoplasmic reticulum
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mitochondrion
Question 15
Question
Which of the following is a function of the cytoskeleton?
Question 16
Question
Which structure makes proteins using coded instructions that come from the nucleus?
Answer
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Golgi Apparatus
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mitochondion
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vacuole
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ribsome
Question 17
Question
Which sequence correctly traces the path of a protein in the cel?l
Answer
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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
Question 18
Question
which organelle would you expect to find in a plant cell but not in an animal cell?
Question 19
Question
the primary function of the cell wall is to
Question 20
Question
you will not find a cell wall in which types of organisms?
Answer
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plant
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animal
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bacteria
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fungi
Question 21
Question
which of the following structures serves as the cell's boundary from its environment?
Answer
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cell membrane
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mitochondrion
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channel protein
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chloroplast
Question 22
Question
The cell membrane contains channels and pumps that help move materials from one side to another. What are these pumps made of?
Answer
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carbohydrates
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lipids
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bilipds
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proteins
Question 23
Question
The diffusion of water across a selectively permeable membrane is called
Answer
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active transport
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passive transport
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osmosis
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osmotic pressure
Question 24
Question
which term descibes the relatively constant internal physical condition of an organism?
Answer
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homeostasis
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cell stabilization
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unicellularity
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organ system
Question 25
Question
which of the following is an example of an organ?
Answer
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heart
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nerve cell
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epithelial tissue
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digestive system
Question 26
Question
a group of similar cells that perform the same function are called
Answer
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tissue
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organ
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organ system
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division of labor
Question 27
Question
An organ system is a group of organs
Answer
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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
Question 28
Question
Which list represents the simplest to most complex levels of organization in a multicellular organism?
Answer
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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
Question 29
Question
organisms, such as plants, that make their own food are called
Answer
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herterotrophs
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autotrophs
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thylakoids
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pigments
Question 30
Question
organisms that cannot make their own food and must obtain from external sources are called
Answer
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heterotrophs
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autotrophs
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thylakoids
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pigments
Question 31
Question
which of the following organisms makes its own food from light energy from the sun?
Answer
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mushroom
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amoeba
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leopard
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oak
Question 32
Question
which of the following is a heterotroph?
Answer
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mushroom
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sunflower
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wheat
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algae
Question 33
Question
plants gather the sun's energy with light absorbing molecules called
Answer
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pigments
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thylakoids
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chloroplasts
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glucose
Question 34
Question
plants gets the energy they need for photosynthesis by absorbing
Answer
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high energy sugars
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chlorophyll a
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chlorophyll b
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sunglight
Question 35
Question
most plants appear green because chlorophyll
Question 36
Question 37
Question
the stroma is the region outside of the
Answer
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thylakoids
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plant cells
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chloroplasts
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all of the above
Question 38
Question
photosynthesis uses sunlight to convert water and carbon dioxide into
Question 39
Question
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