SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement...
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Transcript of SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement...
![Page 1: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/1.jpg)
SEMESTER I EXAMReview A 2010
SHELDON BIOLOGY
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Match Parts of Scientific Method
• Problem Statement
• Hypothesis
• Experiment
• Conclusion
• If and then…
• Agree or disagree with hypothesis
• Data tables, graphs
• What is the effect of…?
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Match Parts of Scientific Method
• Problem Statement
• Hypothesis
• Experiment
• Conclusion
• If and then…
• Agree or disagree with hypothesis
• Data tables, graphs
• What is the effect of…?
![Page 4: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/4.jpg)
Identify the variables?
Which is the independent variable?
Which is the dependent variable?
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Identify the variables?
Which is the independent variable? (x-AXIS) temperature
Which is the dependent variable?
(y-AXIS)
Log. Generations per hour
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Which is a HYPOTHESIS and which is a THEORY.
• If you put cold water in a fish tank, then fish will slow down.
• All cells come from pre-existing cells.
• Hypothesis
• Theory
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#7 Which is “spontaneous generation” and which is from the
“cell theory?”• The basic unit of life
is a cell
• All cells come from pre-existing cells.
• Life comes from rotten meat (non-life).
• Cell theory
• Cell theory
• Spontaneous generation
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Which part of the experiment…
• Does not contain the tested variable?
• A. control
• B. constant
• C. independent variable
• D. dependent variable?
• ANSWER: control ( reference area)
• CONSTANTS-all things that stay the same
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#11 Put in the correct order:
• Community• Population• Organelle• Organ System• Organism• Organ• tissue• Ecosystem• Molecule• Cell• Biosphere
• Biosphere• Ecosystem• Community• Population• organism• Organ system• Organ• Tissue• Cell• Organelle• Molecule
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Where would you dipose of waste chemicals in the lab?
• Sink
• Chemical waste jar
• Trash can
• ANSWER: chemical waste jar
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Which goes with ASEXUAL and which goes with SEXUAL
reproduction?
• One parent
• Two parents
• Exactly like parents
• May be different
• ASEXUAL
• SEXUAL
• ASEXUAL
• SEXUAL
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HOW MANY VARIABLES DO YOU TEST AT A TIME IN AN
EXPERIMENT?
• One
• Two
• Three
• As many as you want
• ANSWER: ONE
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#10 Which is HOMEOSTASIS and which is METABOLISM?
• Sum of all the chemical reactions in an organism
• An organism maintains a stable internal environment even when the external environment is not
• METABOLISM
• HOMEOSTASIS
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Which are constants, which are controls?
• Same beaker in each trial
• Set-up of room temperature as compared to hot and cold
• Same crickets for each trial
• Constant
• Control
• constant
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Which are ATOMS and which are CELLS?
• Amoeba
• Carbon
• Hydrogen
• blood
• CELL
• ATOM
• ATOM
• CELL
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Which is an INFERENCE and which is an OBSERVATION?
• The penguin is black and white
• The penguin acts like a duck
• The penguin is cute• The penguin is eating
fish.
• Observation
• Inference
• Inference
• Observation
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What is the correct way to…
• Detect an odor in the lab?
• Dispose of broken glass?
• Dispose of test tube liquids after the lab?
• Wafting
• In the crock
• In the waste container on the lab table.
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The energy used by most organisms for metabolism and
growth ULTIMATELY comes from:
• A. heat
• B. decomposition of plants
• C. carbon dioxide
• D. sun
• ANSWER: D. sun
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What would each tool be used for?
• Hold test tube
• Protect eyes
• Hold beaker
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How many p, n, and e-?
• 19 mass number (p + n)• F• 9 atomic number (p) (also e-)
• ANSWER: 9 p, 9 e-, 10 n• #p+ and #e- = at. no.• #n = mass no. – at. no.
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#6 Atoms with different number of neutrons from its neutral atom are:
• An ion
• An isotope
• A bond
• A molecule
• ANSWER: an isotope
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Atoms with different number of electrons from its neutral atom are:• An ion
• An isotope
• A bond
• A molecule
• ANSWER: an ion
• Charged atom Na+ Cl-
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Water has unequal sharing of electrons. It is…
• A. nonpolar ionic• B. nonpolar covalent• C. polar ionic• D. polar covalent
• ANSWER: D• Polar covalent – unequal sharing of e-
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In a salt water solution, identify the solute and the solvent:
• Solute = salt (is being dissolved)
• Solvent = water
• (does the dissolving)
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Which shows the correct bonding ability of carbon?
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Which shows the correct bonding ability of carbon?
REASON: 4 e- in its outer shell (can bond to 4 more e- to fill its outer shell of 8)
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Ice floats because…
• A. it is colder than liquid water
• B. its water molecules are farther apart due to H-bonding
• C. it is denser than liquid water
• D. its molecules are moving faster
• ANSWER: B
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#5 Fill in the blanks:
• In an ionic bond the electrons are _______________ and in a covalent bond the electrons are_______.
• ANSWER: transferred (lost/gained)
• shared
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Describe water’s property
• Surface tension
• Heat of fusion
• Capillarity
• High (float a bug)
• High (slow to freeze)
• Rises in narrow tubes
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What is the element?
• Na
• C
• O
• H
• Sodium
• Carbon
• Oxygen
• hydrogen
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An atom is stable when…
• A. number of electrons = number of protons
• B. outer electron shells are full• C. number of neutrons = number of
protons
• ANSWER: B• #9 Atoms will form compounds to fill
outer electron shells
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What is the charge of each?
• Electron
• Proton
• neutron
• Negative
• Positive
• neutral
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#8 What makes up an atom’s nucleus?
•Protons and neutrons
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#15 Fill in the blanks
• In an acid the ___________ions are donated to the water solution, but in a base the __________ions are donated to the water solution:
• ANSWER: H+ (acid) OH- (base)
• hydronium hydroxide
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Match:
• pH 7 A. weak base
• pH 13 B. strong base
• pH 2 C. neutral
• pH 6 D. weak acid E. strong acid
• C. neutral
• Strong base
• Strong acid
• Weak acid
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#18 MATCH THE TYPE OF CARBO:
monosaccharide, disaccharide, polysaccharide
• Glucose• Glycogen• Sucrose• Starch• lactose
• Monosaccharide• Polysaccharide• Disaccharide• Polysaccharide• Disaccharide
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#2 Which is correct?
• A substance that cannot be broken down into other substances by ordinary chemical means is:A. molecule
• B. buffer• C. element• D. cell• E. compound• ANSWER: element
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#19 Which is an saturated, a monounsaturated, or a polyunsaturated fat?
• A. CH3CH2CH2CH2CH2CH=CHCH2CH
=CHOOH
• B. CH3CH2CH2COOH
• C.
• A. polyunsat
(more than 1 =)
• B. satur.
(no =)• C.
monounsat (one =)
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What fat is this the structure for?
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What fat is this the structure for?
• Steroid (4 fused rings)
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Which is an element and which is a compound?
• C
• CO
• Cu
• CH4
• ANSWER: element C and Cu
• compound CO and CH4
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Which is a symbol and which is a formula?
• C
• CO
• Cu
• CH4
• ANSWER: symbol C and Cu
• formula CO and CH4
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Why do atoms join other atoms to form compounds?
• A. to make even number of electrons
• B. to fill their outer electron shells
• C. to become neutral
• ANSWER: B
• Fill 2,8,8
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Which is NOT a lipid?
• A. wax
• B. phospholipid
• C. cholesterol
• D. RNA
• E. steroid
• ANSWER: D
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Which are ions?
• Cl
• Cl-
• H2
• OH-
• H+
• ANSWER: Ions are Cl- ,OH-, H+
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Identify the bond:
• A. -
• B. Ξ
• C. =
• A. single
• B. triple
• C. double
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Which subatomic particle…
• Lacks a charge• Is in the nucleus?
• A. proton• B. electron• C. neutron
• ANSWER: neutron• Protons (+) Electrons (-)
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Which water property is it?
• A. climb narrow tubes
• B. form a film on water surface
• C. slow to heat
• D. slow to freeze
• 1. heat of fusion
• 2. heat of vaporization
• 3. capillarity
• 4. surface tension
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water property answers
• A. climb narrow tubes
• B. form a film on water surface
• C. slow to heat
• D. slow to freeze
• 3. capillarity
• 4. surface tension
• 1. high heat of vaporization
• 2. high heat of fusion
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Why does ice expand when freezing?
• 1. It gets gains mass.
• 2. It gains electrons.
• 3. It loses electrons.
• 4. The H-bonds form an open lattice.
• ANSWER: 4
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Which is cohesion and which is adhesion?
• A. sticking to like substances
• B. sticking to unlike substances
• ANSWER: “A” is cohesion
• “B” is adhesion
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In a salt water solution…
• Which is the solute, which is the solvent?
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Which is a mixture and which is a compound?
• Salt water• Glucose• Water• Air• Blood
• Mixture
• Compound C6H12O6
• H2O compound
• Mixture• mixture
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Identify the monomer:
• Carbohydrate
• Protein
• Lipid
• Nucleic Acid
• Monosaccharide
• Amino Acid
• Fatty acid + glycerol
• nucleotide
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What two ions does water dissociate into?
• H and O
• H and OH
• H+ and OH-
• H2 and O2
• ANSWER: H+ and OH-
• (acids) (bases)
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An atom is stable when:
• A. It’s protons equal its neutrons
• B. It’s electrons equal its protons
• C. It’s outer electron shell is filled.
• D. It’s outer electron shell is empty.
• ANSWER: C
• (e- fill 2,8,8)
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What part of atoms form bonds?
• Electrons
• Protons
• Neutrons
• ANSWER: electrons
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If you had an atomic number of…
• 12, how many electrons would be in the outer shell?
• 2• 8• 4• 6
ANSWER: 2 (fills 2, 8, 2)
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Polar Covalent means:
• A. electrons are shared equally
• B. electrons are not shared equally
• ANSWER: electrons are not shared equally
• Like water (H+ end and O- end)
![Page 60: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/60.jpg)
A carbon atom can form:
• A. Two covalent bonds
• B. Three covalent bonds
• C. Four covalent bonds
• D. Five covalent bonds
• ANSWER: C
![Page 61: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/61.jpg)
What are other names for proteins?
• Polypeptide• Amino acid chain• Fatty acid• Polyunsaturate• Polysaccharide
• ANSWER: polypeptide, amino acid chain
![Page 62: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/62.jpg)
What are the four bases of nucleic acids?
• 1. A-C-O-T
• 2. A-T-C-G
• 3. C-G-O-H
• 4. T-O-G-C
• ANSWER: A-T-C-G
![Page 63: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/63.jpg)
What are the reactants and what are the products?
![Page 64: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/64.jpg)
What are the reactant and what are the products?
![Page 65: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/65.jpg)
Identify the substrate, the active site, and the product.
AB
C
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Enzymes end in:
• A. -ase
• B. -ose
• C. -ise
• D. –ese
• ANSWER: -ase
![Page 67: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/67.jpg)
All organic compounds contain:
• A. C and O and N
• B. C and Ca and S
• C. O and P
• D. C and H and O
• ANSWER: D
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Identify the substrate, the active site, and the product.
Substrate = what the enzyme acts upon
Active site=where the enzyme + substrate meet
![Page 69: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/69.jpg)
How strong are H-bonds?
• A. weak
• B. medium
• C. strong
• ANSWER: weak
![Page 70: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/70.jpg)
Which are enzymes?
• A. proteins
• B. fats
• C. nucleic acids
• D. carbohydrates
• ANSWER: A. proteins
![Page 71: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/71.jpg)
Which are enzymes?
• A. phospholipid membranes• B. Energy sources• C. biological catalysts (speed up
reactions)• D. storage molecules
• ANSWER: biological catalysts
![Page 72: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/72.jpg)
How did the enzyme lactase work in the Lactaid® lab?
• Lactose is the disaccharide that breaks down into glucose and galactose by the aid of lactase (the enzyme).
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Which is a saturated fat?
• A.
• B.
• C. CH3CH2CH2COOH
CH3(CH2)4CH=CHCH2CH=CH(CH2)7COOH
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Which is a saturated fat?
• A.
• B.
• C. CH3CH2CH2COOH
CH3(CH2)4CH=CHCH2CH=CH(CH2)7COOH
![Page 75: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/75.jpg)
What’s it called?
• Removing water to link monomers for form a polymer:
• A. dehydration synthesis• B. hydrolysis• C. chemiosmosis
• ANSWER: A• Hydrolysis adds water to split polymers
![Page 76: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/76.jpg)
Matching:
• 1. glycogen• 2. cellulose• 3. glucose• 4. starch
• A. a polysaccharide in plant cells cell walls
• B. The storage form of glucose in plants
• C. The storage form of glucose in animals
• D. simple sugar
![Page 77: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/77.jpg)
Matching:
• 1. glycogen C• 2. cellulose A• 3. glucose D• 4. starch B
• A. a polysaccharide in plant cell walls
• B. The storage form of glucose in plants
• C. The storage form of glucose in animals
• D. simple sugar
![Page 78: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/78.jpg)
Matching:
• Monomers• 1. fatty acids +
glycerol• 2. monosaccharide• 3. nucleotide• 4. amino acid
• Polymers• A. protein• B. lipids• C. nucleic acids• D. carbohydrates
![Page 79: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/79.jpg)
Matching:
• Monomers• 1. fatty acids +
glycerol B• 2. monosaccharide
D• 3. nucleotide C• 4. amino acid A
• Polymers• A. protein• B. lipids• C. nucleic acids• D. carbohydrates
![Page 80: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/80.jpg)
Which one does not belong with the other three terms?
• A. protein
• B. polypeptide
• C. lipid
• D. amino acid chain
• ANSWER: C
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Which test is this?
• Food sample turned blue-black in the presence of iodine?A. for protein
• B. for starch
• C. for lipids
• D. for simple sugars
• ANSWER: B
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MACROMOLECULE TESTS
• A. for protein (Biuret’s blue to purple)
• B. for starch (iodine turns blue-black)
• C. for lipids (paper translucent to light)
• D. for simple sugars (Benedict’s blue to orange)
![Page 83: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/83.jpg)
What is the most abundant organic compound on earth?
• (It is also in cell walls of plants.)
• A. glucose• B. chitin• C. peptidoglycan• D. cellulose
• ANSWER: D
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What is another name for a “fat?”
• A. triglyceride
• B. protein
• C. nucleic acid
• D. polysaccharide
• ANSWER: A
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Which microscope(s) can view organisms up to 1,000,000 times?
• A. CLM
• B. SEM
• C. TEM
• ANSWER: both SEM and TEM
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What is the ability to tell two objects apart in a microscope?
• A. resolving power
• B. magnification
• C.parfocal
• D. scanning
• ANSWER: A
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Convert 500 µm to nm
• A. 0.5 nm
• B. 5,000 nm
• C. 500,000 nm
• D. 5,000,000 nm
• ANSWER: C
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Metric to Metric Conversion
• Km hm dkm m dm cm mm µm nm Å
• 3 3
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What do eukaryotic cells have that prokaryotic cells do not?
• A. plasma membrane
• B. nucleus
• C. cell wall
• D. flagellum
• ANSWER: B
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What do bacteria have that protists do not?
• A. cell wall
• B. nucleus
• C. capsule
• D. chloroplasts
• ANSWER: C
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What structures can be found in plant cells but not in animal cells?
• A. centrioles and cilia
• B. chloroplasts and flagella
• C. capsule and cell wall
• D. cell wall and chloroplasts
• ANSWER: D
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What structures can be found in animal cells but not in plant cells?
• A. centrioles and cilia
• B. chloroplasts and flagella
• C. capsule and cell wall
• D. cell wall and chloroplasts
• ANSWER: A
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Put in order from smallest to largest:
• Mitochondrion ribosome nucleus vesicle
• ANSWER: (smallest) ribosomeVesicleMitochondrionNucleus (largest)
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Microtubules and microfilaments are both part of a cell’s…
• A. nucleus
• B. cytoskeleton
• C. endomembrane
• D. endoplasmic reticulum
• ANSWER: B
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What is the job of centrioles?
• A. protect the cell
• B. cell movement
• C. cell division
• D. DNA
• C. cell division
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Which organelle repackages proteins?
• A. mitochondrion
• B. chloroplast
• C. Golgi apparatus
• D. lysosome
• ANSWER: C
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Where are ribosomes assembled?
• A. nucleolus
• B. Golgi apparatus
• C. mitochondrion
• D. lysosomes
• ANSWER: A
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What are loose, long fibers of DNA?
• A. ER
• B. chromosomes
• C. nucleolus
• D. chromatin
• ANSWER: D
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Rough and Smooth ER
• What’s the difference? (structure and function)
• ANSWER: Rough (has ribosomes, assembles proteins) and Smooth (has no ribosomes and assembles lipids)
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![Page 102: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/102.jpg)
What is the general term for…
• Microtubules and microfilaments?
• A. cytoskeleton• B. plasma membrane• C. flagella and cilia• D. lysosomes
• ANSWER: A
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![Page 105: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/105.jpg)
Name the Organelles
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Name the Organelles
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Which is the plant cell?
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Which is the plant cell?
![Page 109: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/109.jpg)
Which organelle?
• 1. Stores food or water
• 2. Modifies proteins• 3. Called the “clean-
up” crew• 4. Is the site of the
genetic material• 5. Is the
“powerhouse”
• 1. VACUOLE
• 2. GOLGI APPARATUS
• 3. LYSOSOME• 4. NUCLEUS
• 5. MITOCHONDRION
![Page 110: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/110.jpg)
Which organelle?
• 1. Is the site of photosynthesis?
• 2. Is the support framework?
• 3. Controls what goes in and out of the cell?
• 4. Carries materials from the ER to the Golgi.
• 1. chloroplast
• 2. cytoskeleton
• 3. plasma membrane
• 4. Vesicle
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How big is one cell’s length?
• A. 1 mm
• B. 0.5 mm
• C. 2 mm
• D. 0.05 mm
• ANSWER: 0.5 mm
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In which cells would you find these organelles?
• A. mitochondrion
• B. ribosomes
• Plant and animal
• All cells (plant, animal and prokaryote)
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In what type of cells would you find cell walls?
• A. plant
• B. animal
• C. bacteria
• ANSWER: A and C
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Which organelle is the chloroplast and which is the mitochondrion?
• (answer next slide)
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Which organelle is the chloroplast and which is the mitochondrion?
![Page 116: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/116.jpg)
Who first coined the word “cells?”
• Pasteur
• Leeuwenhoek
• Hooke
• Virchow
• ANSWER: Hooke
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Who is given credit for the first microscope?
• Pasteur
• Leeuwenhoek
• Hooke
• Virchow
• ANSWER: Leeuwenhoek
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Why would the cell membrane also be called the Fluid Mosaic Model?
![Page 119: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/119.jpg)
Fluid Mosaic Model
• Parts of the membrane shift back and forth
• There are parts (protein channels and carbohydrate chains) embedded in it.
![Page 120: SEMESTER I EXAM Review A 2010 SHELDON BIOLOGY. Match Parts of Scientific Method Problem Statement Hypothesis Experiment Conclusion If and then… Agree.](https://reader030.fdocuments.in/reader030/viewer/2022032517/56649caf5503460f9497382d/html5/thumbnails/120.jpg)
Locate: hydrophobic layerhydrophilic layer carbohydrate chain
protein channel
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ANSWERS:
Hydrophilic
hydrophobic
Carbohydrate chain
Protein channel
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In which direction will the water flow?
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In which direction will the water flow?
From hypotonic to hypertonic solution
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In equilibrium it means there is…
• A. No net movement of molecules across a membrane.
• B. No movement of molecules across a membrane.
• C. more movement of molecules across a membrane.
• ANSWER: A
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O=osmosis D=diffusion N=neither B=both
• Hi to lo concentration• Through a selectively
permeable membrane• Flow of water• Flow of gases• Down the gradient• Against the gradient
• Both• O
• O• D• B• N
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Identify Isotonic, hypotonic, hypertonic
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Identify Isotonic, hypotonic, hypertonic solutions outside the cell.
HYPOTONIC ISOTONIC HYPERTONIC
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What type of passive transport through a cell is using a protein?
• A. active
• B. phagocytosis
• C. diffusion
• D. facilitated diffusion
• ANSWER: D
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Matching: CHOICES
• 1. engulfing small pockets of liquid
• 2. material leaving the cell
• 3. engulfing large particles
• 4. general term form engulfing particles into the cell
• Endocytosis
• Pinocytosis
• Exocytosis
• Phagocytosis
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Matching:
• 1. engulfing small pockets of liquid
• 2. material leaving the cell
• 3. engulfing large particles
• 4. general term form engulfing particles into the cell
• Pinocytosis
• Exocytosis
• Phagocytosis
• Endocytosis
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How is active transport different from passive transport?
• A. uses a protein
• B. uses energy
• C. uses a membrane
• D. is down the gradient
• E. Moves against the gradient
• ANSWER: B and E
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Identify as U=unicellular or M=multicellular
• Amoeba• Human• Bacteria• Paramecium• Worm• tree
• U• M• U• U• M• M