Which of the following is NOT a true statement about ATP?

Used ATP is discarded by the cells as waste

The movements of energy and nutrients through living system are different because

Energy flows in one direction and nutrients recycle

Which sequence correctly traces the path of protein in the cell?

Rough ER, Golgi apparatus, released from the cell

Which of the following is a function of the nucleus?

Contain the information needed to make proteins

Which of the following is the correct sequence of events in cellular respiration?

Glycolysis, Krebs cycle, electron transport

Proteins are composed of what elements?

Carbon, hydrogen, oxygen, and nitrogen

Diffusion is the movement of molecules from

An area of high concentration to an area of low concentration

Which of the following is NOT a step in the light reactions?

ATP and NADPH are used to produce high energy sugars

Which of the following is a function of the cell membrane?

Regulates which materials enter and leave the cell

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Masters Exam Practice (Pt. 1)

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Surface knowledge of all biology needed for the biology graduate entrance exam at Southeastern.

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Questions 95

Answers

1
Which of the following is NOT an example of a heterotroph?
Leopard
Mushroom
Grass
Human
2
Which of the following is NOT a true statement about ATP?
ADP forms when ATP releases energy
ATP provides energy for the mechanical functions of cells
Used ATP is discarded by the cells as waste
ATP consists of a 5-carbon sugar, adenine, and a phosphate
3
What kingdom does algae belong to?
Bacteria
Plantae
Protista
Animalia
4
Which of the following is FALSE?
Thylakoids contain stroma
Thylakoids contain chlorophyll
Granum contain several thylakoids
Chloroplasts contains stroma
5
Hypotheses may arise from
Imaginative guesses
Prior knowledge
All of the above
Logical inferences
6
Most plants appear green because chlorophyll
Doesn’t absorb green light
Reflects violet light
Absorbs green light
None of the above
7
An organism that CANNOT make its own food is called
Heterotroph
Chemotroph
Autotroph
Producer
8
The movements of energy and nutrients through living system are different because
Energy forms chemical compounds and nutrients are lost as heat
Energy is limited in the biosphere and nutrients are always available
Energy flows in one direction and nutrients recycle
Nutrients flow in one direction and energy recycles
9
A theory
Is the opening statement of an experiment
May be revised or replaced
Is always true
Is a problem to be solved
10
Which of the following is released during cellular respiration?
Air
Energy
Lactic acid
Oxygen
11
Which of the following organic compounds is the main source of energy for all living things?
Nucleic acids
Proteins
Lipids
Carbohydrates
12
Scientists publish the details of important experiment so that
Their work can be repeated
All of the above
Others can try to reproduce the results
Their experimental procedures can be reviewed
13
What type of organic compound would likely be found in the membrane of our cells?
Nucleic acids
Lipids
Carbohydrates
Proteins
14
Organisms that obtain nutrients by breaking down dead and decaying plants and animals are called
Decomposers
Autotrophs
Omnivores
Producers
15
The repeated movement of water between Earth’s surface and the atmosphere is called
The water cycle
Precipitation
The condensation cycle
Evaporation
16
Which sequence correctly traces the path of protein in the cell?
Ribosome, smooth ER, chloroplast
Mitochondrion, Rough ER, cell membrane
Smooth ER, lysosome, Golgi apparatus
Rough ER, Golgi apparatus, released from the cell
17
What theory was disproved by Redi’s experiment with jars and gauze?
Chemosythesis
Metabolism
Evolution
Spontaneous generation
18
If CO2 is removed from a plants environment, what would you expect to happen to the plants high-energy sugar production?
Same number of sugars will be produced but without CO2
More sugars will be produced
CO2 doesn’t affect the production of high-energy sugars
No sugars will be produced
19
Proteins are made up of smaller molecules called
Amino acids
Monomers and Amino acids
Monomers
Nucleotides
20
Which of the following is a function of the nucleus?
Provide energy from food molecules
Contain the information needed to make proteins
Sythesize proteins
All of the above
21
A well-tested explanation that unifies a broad range of observations
Hypothesis
Inference
Theory
Controlled experiment
22
Which of the following is the correct sequence of events in cellular respiration?
Glycolysis, Krebs cycle, electron transport
Krebs cycle, electron transport, glycolysis
Krebs cycle, glycolysis, electron transport
Glycolysis, fermentation, Krebs cycle
23
What carbohydrate do Rhodophyta use as energy storage?
Lactose
Cellulose
Starch
Maltose
24
Which of the following contain a nucleus?
Eukaryotes
Organelles
Bacteria
Prokaryotes
25
Proteins are composed of what elements?
Carbon, hydrogen, oxygen, and nitrogen
Carbon, hydrogen, oxygen, nitrogen, and phosphorus
Carbon, hydrogen, and oxygen
Carbon and hydrogen
26
The work of scientist begins with
Asking a question
Creating experiments
Drawing conclusions
Testing a hypothesis
27
Which of these processes takes place in the cytoplasm of a cell?
Electron transport
All of the above
Glycolysis
Krebs cycle
28
An animal cell that is surrounded by freshwater will burst because the osmotic pressure causes
Solutes to move into the cell
Water to move out of the cell
Solutes to move out of the cell
Water to move into the cell
29
Of the 90% of energy not passed on when consumed, some is used for the organism’s life processes and the rest is
Stored as lipids
Used in reproduction
Stored as body tissue
Eliminated as heat
30
All the members of a particular species that live in the same area are called
Biome
Ecosystem
Population
Community
31
Energy is release from ATP when
A phosphate group is added
ATP is exposed to sunlight
A phosphate group is removed
Adenine bonds to a 5-carbon sugar
32
Which organelle converts the chemical energy stored in food into compounds that are more convenient for the cell to use?
Endoplasmic reticulum
Chloroplast
Nucleus
Mitochondrion
33
Which of the following is NOT a part of an ATP molecule?
Adenine
5-carbon sugar
Chlorophyll
Phosphate
34
Which structure make proteins using coded instructions that come from the nucleus?
Ribosome
Vaculoe
Mitochondrion
Golgi apparatus
35
How does the Calvin Cycle differ from the light reactions?
Requires light
Takes place in the chloroplast
Takes place in the stroma
TaLes place in the thylakoids
36
All the interconnected feeding relationships in a ecosystem make up
Biosphere
Food chain
Food network
Food web
37
The type of data that is numerical is called
Quantitive
Qualitive
Quantitative
Qualitative
38
Diffusion is the movement of molecules from
All of the above
An area of high concentration to an area of low concentration
An area of law concentration to an area of high concentration
An area of equilibrium to an area of high concentration
39
Which of the following organisms does NOT require sunlight to live?
Chemosythetic bacteria
Algae
Photosynthetic bacteria
Trees
40
Which of the following is NOT a characteristic of all living things?
Growth and development
Ability to move
Ability to reproduce
Response to the environment
41
Scientific hypotheses must be proposed in a way that
Enables them to be tested
Doesn’t contradict previous hypothses
Ensures that an experiment will be valid
Enables them to be proved valid
42
The process by which organisms keep their internal conditions fairly constant is called
Metabolism
Evolution
Photosynthesis
Homeostasis
43
Which of the following is NOT a step in the light reactions?
High-energy electrons move through the chloroplast
ATP is produced
Pigments absorb light
ATP and NADPH are used to produce high energy sugars
44
A student is collecting the gasoff from a plant in bright sunlight at 27°C. The gas being collected is probably
Carbon dioxide
Vaporized water
ATP
Oxygen
45
Which of the following is a function of the cell membrane?
Stores water, salt, proteins, and carbohydrates
Keeps the cell wall in place
Breaks down lipids, carbohydrates, and proteins from food
Regulates which materials enter and leave the cell
46
Biology is the study of
The environment
The land, water, and air on earth
Plants and animals
Living things
47
Which means of particle transport requires input of energy from the cell?
Diffusion
Facilitated diffusion
Active transport
Osmosis
48
Which of the following structures is found in the cytoplasm?
Nucleus
Chromatin
Ribosome
Cell wall
49
Organisms, such as plants, that make their own food are called
Thylakoids
Autotrophs
Pigments
Heterotrophs
50
Which of the following is NOT a way that scientist generate hypotheses?
Making uninformed guesses
Using information and creative imagination
Using logical inference
Using prior knowledge
51
What are the products of the light reactions?
ATP
Oxygen gas
NADPH
All of the above
52
The ability to reproduce results is an important part of any
Experiment
Theory
Law
Hypothesis
53
A granum is
Membrane enclosing thylakoids
A stack of thylakoids
Photosynthetic pigment molecule
A stack of chloroplasts
54
What is a product of the Calvin Cycle?
Oxygen gas
Carbon dioxide gas
ATP
High-energy sugars
55
What animals eat both producers and consumers?
Herbivores
Omnivores
Chemotrophs
Autotrophs
56
Nucleic acids are composed of what elements?
Carbon, hydrogen, oxygen, and nitrogen
Carbon, hydrogen, and oxygen
Carbon and hydrogen
Carbon, hydrogen, oxygen, nitrogen, and phosphorus
57
Which of the following is a function of the cytoskeleton?
Helps the cell move
Contains DNA
Directs the activities of the cell
Helps a cell keep its shape
58
Which of the following structures serves as the cell’s boundary from its environment?
Channel proteins
Chloroplast
Mitochondrion
Cell membrane
59
The amount of light and temperature are examples of
A factors necessary for life
Factors to which living things respond
Methods of energy production
Factors that affect reprodution
60
The second trophic level of any food chain will always be
Herbivore
Consumer
Autotroph
Producer
61
The cell theory applies to
Plants and animals
Bacteria
Multicellular organisms
All of the above
62
Which organelle would you expect to find in plant cells but not in animals cells?
Ribosome
Smooth ER
Chloroplast
Mitochondrion
63
An organism that feeds only on plants is called
Omnivore
Detritivore
Carnivore
Herbivore
64
A controlled experiment allows the scientist to isolate and test
Several veriables
A mass of information
A conclusion
A single variable
65
Plants gather the sun’s energy with light absorbing molecules called
Chloroplasts
Thylakoids
Pigments
Glucose
66
All of the following are types of active transport that involves bringing material into the cell EXCEPT
Endocytosis
Exocytosis
Pinocytosis
Phagocytosis
67
The main function of the cell wall is to
Support and protect the cell
Helps the cell move
Store DNA
Direct the activities of the cell
68
What are the reactants in the equation for cellular respiration?
Oxygen and lactic acid
Carbon dioxide and water
Glucose and oxygen
Water and glucose
69
An organism that uses energy to produce its own food supply from inorganic compounds is called
Comsumer
Autotroph
Heterotroph
Detritivore
70
What is the combined portion of Earth called in which all living things exist?
Ecosystem
Biosphere
Biome
Community
71
Which of the following is NOT the proper use of science?
To use derived explanations and make useful predictions
To explain events in the natural world
To use data to support a particular point of view
To investigate and understand the natural world
72
How do Phaeophyta store carbohydrates?
Cellulose
Maltose
Mannitol
Lammarin
73
The stroma is the region outside the
Thylakoids
All of the above
Chloroplasts
Plant cells
74
The diffusion of water across a selectively permeable membrane is called
Osmotic pressure
Active transport
Facilitated diffusion
Osmosis
75
The first trophic level of any food chain will always be
Consumer
Heterotroph
Autotroph
Herbivore
76
In an experiment, scientists use the result to
Prove a hypothesis
Support/refute a hypothesis
Support a hypothesis
Refute a hypothesis
77
Information gathered from observing a plant that grows 3cm over a two-week period results in
Variables
Inferences
Hypotheses
Data
78
What is an example of the body maintaining homeostasis?
Coughing
Blinking
Chewing food
Shivering
79
Carbon cycles through the biosphere is all the following processes EXCEPT
Decomposition
Respiration
Transpiration
Photosynthesis
80
The Calvin Cycle is another name for
Light independent reactions
Light dependent reactions
Photosynthesis
All of the above
81
Where in the chloroplasts is chlorophyll found?
In the thylakoids
In the stroma
In glucose
In the ATP
82
Which of the following affects the rate of photosynthesis?
All of the above
Water
Temperature
Light intensity
83
Which pathway represents the flow of electrons during photosynthesis?
H2O, NADPH, Calvin cycle
O2, ADP, Calvin cycle
Photosystem I, Calvin cycle, NADPH
H2O, Photosystem I, Photosystem II
84
Which organelles helps provide cells with energy?
Rough ER
Golgi apparatus
Smooth ER
Chloroplast
85
The algae at the beginning of the food chain are
Producers
Heterotrophs
Decomposers
Consumers
86
A snake that eats a frog, that has eaten an insect, that fed on a plant is a
First-level produced
Third-level consumer
Second-level producer
First-level consumer
87
The simplest grouping of more than one kind of organism in the biosphere is
Ecosystem
Community
Species
Population
88
Which of these is a product of cellular respiration?
Glucose
Oxygen
All of the above
Water
89
The cell membrane contains channels and pumps. What are they made of?
Lipids
Proteins
Bilipids
Carbohydrates
90
What is the process by which bacteria convert nitrates (NO3) and nitrites (NO2) back to nitrogen gas?
Nitrogen fixation
Denitrification
Decomposition
Chemosynthesis
91
Green plants are
Producers
Consumers
Omnivores
Herbivores
92
What is the process by which bacteria convert nitrogen gas in the air to ammonia?
Decomposition
Chemosynthesis
Nitrogen fixation
Denitrification
93
Who was one of the first people to identify and see cells?
Robert Hook
Anton von Leeuwenhoek
Rudolf Virchow
Matthias Schleiden
94
Cellular respiration releases energy by breaking down
Food molecules
Water
Carbon dioxide
ATP
95
Where do the light reactions take place?
Mitochindrion
Stroma
Within thylakoid membranes
Chlorophyll molecules

Masters Exam Practice (Pt. 1) Flashcards | StudBud