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Unit C: Cell Biology and Disease Flashcards | StudBud
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Unit C: Cell Biology and Disease
Unit C: Cell Biology and Disease
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Questions
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Answers
1
Which of the following best describes structures in the body from the largest to smallest?
organelle, organ, tissue, cell
organ, tissue, organelle, cell
organ, tissue, cell, organelle
organelle, cell, tissue, organ
2
What is a trade-off of using only a high power objective?
none of these answers
both of these answers are correct
you can only see a smaller section of the slide
it may be harder to find microbes
3
A testable idea is called:
all of these answers
an investigation
an inference
a hypothesis
4
What happened to the number of people infected with this disease over time?
increased
decreased
stayed the same
cannot tell from the graph
5
Cells do which of the following?
take in nutrients
respire
all of these answers
produce wastes
6
Diseases can be caused by ____.
genes
unhealthy choices about diet and exercise
microbes
all of these answers
7
The part of a cell that normally contains its genetic material is the:
nucelus
nuclear membrane
organelle
cell membrane
8
You examine microbes with a 10x objective. You should be able to see:
bacteria
all of these answers
viruses
protists
9
Cell membranes are part of the cells of:
humans and protists
humans, protists, and bacteria
humans, protists, bacteria, and viruses
humans only
10
Which of the following statements is TRUE?
all cells perform the same function
all cells look the same
the shape and structure of a cell is related to its function
all of these answers
11
One of the most effective ways you can prevent the spread of infections disease is to:
wash your hands frequently
eat a balanced diet
exercise every day
get enough sleep
12
Substances pass in and out of a cell through the:
nuclear membrane
cell membrane
nucleus
mitochondria
13
In biology, the word cell describes:
none of these answers
the smallest unit of organization
small rooms
the largest unit of organization
14
Handling a microscope correctly involves:
always carrying the microscope with one hand
none of these answers
sometimes allowing the objective to touch the stage
focusing by moving the stage toward the objective
15
Which of the following lists structures from smallest to largest?
bacteria, virus, protist
protist, bacteria, virus
virus, protist, bacteria
virus, bacteria, protist
16
White blood cells:
prevent red blood cells from forming
fight foreign substances in the human body
are foreign substances in the human body
are microbes
17
Bacteria can be found in the:
soil
air
human body
all of these answers
18
Single-celled organisms include:
yeast
protists
all of these answers
bacteria
19
Everyone has been exposed to the disease. What is most likely to happen to the graph?
it will remain at this level
it will keep increasing until every infected person dies
it will slowly begin to decrease
it will immediately drop to zero
20
You can find a nucleus in the cells of:
humans only
humans and protists
humans, protists, and bacteria
humans, protists, bacteria, and viruses
21
Which of the following statements is TRUE?
a few living organisms are made up of cells
living organisms are not made up of cells
all living organisms are made up of cells
most living organisms are made up of cells
22
What do humans and plants have in common?
they are both made of cells
both answers are correct
they are both living organisms
none of these answers are correct
23
If you sneeze on your hand, the best way to get rid of the cold viruses on your hand is to:
take cold medicine
use antibiotic cream
wash your hands with soap and warm water
get a vaccine
24
An infectious disease is usually:
caused by genes
caused by environmental factors
all of these answers
caused by microbes
25
Which of the following is multicellular?
none of these are multicellular
both animals and plants
plants
animals
26
What process provides energy and produces carbon dioxide as waste?
cellular respiration
osmosis
diffusion
photosynthesis
27
A microscope allows a person to see objects because the objects are too:
far away
small
close
large
28
What is the total magnification? 10x eyepiece + 4x objective
4
14
10
40
29
Which of the following is present in protists, but not bacteria?
a nucleus
genetic material
cytoplasm
respiration
30
When classifying an organism, scientists are most likely to consider ___ as important evidence.
age
color
number of offspring
genetics
31
The germ theory of disease refers to the idea that:
some diseases are caused by genes
some diseases are caused by bad food
infectious diseases are caused by microbes
all disease are caused by microbes