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Biology midterm review Flashcards | StudBud
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Biology midterm review
Biology midterm review
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Flashcards
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Questions
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Answers
1
Which organelle would you expect to find in plant cells but not animal cells?
ribosome
mitochondrion
smooth endoplasmic reticulum
chloroplast
2
Photosynthesis is to chloroplasts as cellular respiration is to
mitochondria
nuclei
chloroplasts
cytoplasm
3
What is carrying capacity?
the average population size that can live in an area
amount of species in an area at a given time w/wo resources
the max population size that an ecosystem can sustain
the smallest population that can live in an area
4
What animals eat both producers and consumers?
chemotrophs
autotrophs
omnivores
herbivores
5
All the interconnected feeding relationships in an ecosystem make up a food
web
chain
network
interaction
6
The work of scientists usually begins with
drawing conclusions
careful observations
testing a hypothesis
creating experiments
7
What are the three parts of an ATP molecule
stroma, grana, and chlorophyll
adenine, ribose, and three phosphate groups
Adenine, thylakoid and a phosphate group
NADH, NADPH, FADH
8
The simplest grouping of more than one kind of organism in the biosphere is
a population
an ecosystem
a species
a community
9
What is the basic food chain (in order) for our marine ecosystem in class?
orca, kelp, otter, urchins
shark, orca, urchins, otter
kelp, otter, urchins, orca
kelp, urchins, otter, orca
10
Organisms that cannot make their own food are called
plants
thylakoids
heterotrophs
autotrophs
11
Energy is released from ATP when
a phosphate group is added
ATP is exposed to sunlight
adenine bonds to ribose
A phosphate group is removed
12
Which of the following is NOT found in the overall reaction for photosynthesis?
Water
Nitrogen
Light
Carbon Dioxide
13
Amino acid is to protein as
sugar is to fat
DNA is to RNA
simple sugar is to starch
fat is to lipid
14
a word that means the same thing as consumer is
producer
heterotroph
autotroph
carbohydrate
15
In chemical reactions, atoms are
Created
destroyed
neutralized
rearranged
16
Carbon cycles through the biosphere in all of the following processes EXCEPT
photosynthesis
transpiration
burning of fossil fuels
decomposition of plants and animals
17
The two main types of anaerobic fermentation are
lactic acid and anaerobic
alcoholic and lactic acid
aerobic and anaerobic
alcoholic and aerobic
18
ARE YOU READY TO ACE THIS MIDTERM OR WHAT?!?!?!?!
I am awesome! 100% here I come!!
of course!!!
Absolutely!!!
I need to study a little more, but I totally got this!!!
19
A theory
is the opening statement of an experiment
is a problem to be solved
is always true
may be revised or replaced
20
Which of the following is NOT a part of the ATP molecule
Adenine
Chlorophyll
Ribose
Phosphate
21
Organisms such as plants, that make their own food are called
heterotrophs
pigments
thyloakoid
autotrophs
22
Where in the digestive system does chemical digestion begin?
esophagus
mouth
stomach
small intestine
23
an organ system is a group of organs that
are made of similar cells
work together to perform all the functions in an organism
are made of similar tissues
work together to perform an specific function
24
Humans are impacting the environment by
polluting the earth with plastic
Destroying habitats
all of the above
burning fossil fuels
25
The branch of biology dealing with interactions between organisms and their environment is
economy
modeling
ecology
recycling
26
What is a population
group of similar organisms that share the same family&space
all of the organisms living together with nonliving factors
all of the nonliving factors in a community
one individual in an ecosystem
27
When a bond is made and water is released what is this process called?
dehydration
the hydrologic cycle
the water cycle
hydrolysis
28
With an increase in _________ in the atmosphere, global temp is _______
oxygen, going down
carbon, going up
carbon, going down
nitrogen, going up
29
A granum is a
photosynthetic pigment molecule
a stack of thylakoids
stack of chloroplasts
membrane enclosing a thylakoid
30
What are the smallest objects that biologists study
Cells
organisms
molecules
body organs
31
Lactic acid fermentation occurs in
any environment containing oxygen
muscle cells
mitochondria
bread dough
32
Which is at the base of all ecological pyramids?
producers
decomposers
scavengers
consumers
33
What predator was introduced to the marine ecosystem?
orca
sea lion
small whales
great white share
34
Since the pH is dropping in the ocean, the water is becoming more.....
no change is happening to the ocean
neutral
basic
acidic
35
What is the term for each step in the transfer of energy and matter in a food web?
energy path
trophic level
food chain
food pyramid
36
Plants are
primary consumers
Primary producers
Herbivores
omnivores
37
Which of the following is not a monomer?
a protein
A glucose molecule
an amino acid
a nucleotide
38
How are photosynthesis and cellular respiration almost opposite processes?
none of the above are correct
PS releases energy, CR stores energy
PS removes CO2 from atmosphere, CR puts it back
PS removes O2 from atmosphere, CR puts it back
39
Where in the digestive system is water extracted from digested food?
gallbladder
liver
large intestine
small intestine
40
Which statement is true about macro molecules?
nucleotides are made of nucleic acids
glycerol is made of fatty acids
simple sugars are made of polysaccharides
proteins are mad of amino acids
41
Which structure in the digestive system uses muscle contractions to produce a churning motion
esophagus
stomach
rectum
small intestine
42
Animals that get energy from eating animals that died from other predators or natural causes
heterotrophs
scavengers
detritivores
omnivores
43
How do scientific theories compare to hypotheses?
Hypotheses combine many theories to explain events
Hypotheses are the dominant view among scientists
Theories are the same as hypotheses
Theories unify a broad range of observations and hypotheses
44
Humans are affecting Earth's homeostasis T or F
True
False
45
Unlike phototsynthesis, cellular respiration occurs in
prokaryotic cells only
plant cells only
all eukaryotic cells
animal cells only
46
A personal preference or point of view is
an inference
a theory
a hypothesis
a bias
47
The human body needs to stay cool. This is an example of...
Maintaining homeostasis
adaption
organization
stimulus response
48
What are the reactants in the equation of cellular respiration?
Oxygen and lactic acid
water and glucose
glucose and oxygen
carbon dioxide and water
49
Each of the following is an abiotic factor in the environment except
soil type
plant life
temperature
rainfall
50
Which of these is a product of cellular respiration?
glucose
water
oxygen
lactic acid
51
Which of the following is not a characteristic of all living things?
the ability to reproduce
response to the environment
the ability to move
Growth and development
52
During a controlled experiment a scientist isolates and tests
a control group
a conclusion
a single variable
a mass of information
53
A hypothesis
may be supported by an experiment
Is based on personal belief
is a proven fact
doesn't have to be tested to be accepted as probably correct
54
Which of the following is NOT a true statement about ATP
Used ATP is discarded by the cells as waste
ATP provides energy for the mechanical functions of cells
ADP is produced when ATP releases energy
ATP consists of ribose, adenine and 3 phosphate groups
55
Energy can be passed on to the next trophic level and be used for life processes, the rest is
stored as fat
used in reproduction
stored as body tissue
eliminated as heat
56
Living things increase in the amount of living material during their lives through...
making responses
adaption
growth and development
Reproduction
57
Which organism is known as the keystone species in the marine ecosystem?
Kelp
Orca
Urchins
Otter
58
a group of similar cells that perform a particular function is
an organ
a division of labor
an organ system
a tissue
59
What is homeostasis in an ecosystem?
the imbalance between animals ans humans in the world
the imbalance between trophic levels
the ability of an environment to maintain balance
the tendency to change quickly
60
list the levels of organization in a multi cellular organism from simple to complex
tissue, organ, organ system, cell
organ system, organ, tissue, cell
cell, tissue, organ system, organ
cell, tissue, organ, organ system
61
Plants gather the sun's energy with light absorbing molecules called
glucose
pigments
thylakoids
chloroplasts
