SciencScience Skillse Skills

Cells Cells Cell respiration/Cell respiration/

photosynthesisphotosynthesisEcologyEcology GeneticsGenetics DNA/RNADNA/RNA

200200 200200 200200 200200 200200 200200

400400 400400 400400 400400 400400 400400

600600 600600 600600 600600 600600 600600

800800 800800 800800 800800 800800 800800

10001000 10001000 10001000 10001000 10001000 10001000

13001300 13001300 13001300 13001300 13001300 13001300

16001600 16001600 16001600 16001600 16001600 16001600

20002000 20002000 20002000 20002000 20002000 20002000

Jeopardy!

200200Rachel is dissecting a shark. Her Rachel is dissecting a shark. Her dissecting scalpel is dull and it is dissecting scalpel is dull and it is difficult for her to dissect the shark difficult for her to dissect the shark while cutting away from her body. while cutting away from her body. Which of the following is the best Which of the following is the best way for Rachel to proceed in this way for Rachel to proceed in this situation?situation?

A. A. Hold the scalpel so that the cuts she makes poiHold the scalpel so that the cuts she makes point towards her body.nt towards her body.

B. B. Stop dissecting the shark and observe classmatStop dissecting the shark and observe classmates as they dissect sharks.es as they dissect sharks.

C. C. Return the scalpel to the instructor and ask for Return the scalpel to the instructor and ask for a new one.a new one.

D. D. Press as hard as she can with the scalpel until tPress as hard as she can with the scalpel until the shark is completely dissected.he shark is completely dissected.

400400

Which is the correct way to hold a test Which is the correct way to hold a test tube while heating its contents?tube while heating its contents?

1.1. pointing straight uppointing straight up

2.2. pointing horizontallypointing horizontally

3.3. pointing away from yourself and othpointing away from yourself and othersers

4.4. pointing straight at yourselfpointing straight at yourself

600600

Mr. Smith thinks that a special juice will increase Mr. Smith thinks that a special juice will increase the productivity of his workers. He creates two the productivity of his workers. He creates two groups of 50 workers each and assigns each groups of 50 workers each and assigns each group the same task (in this case, they’re group the same task (in this case, they’re supposed to staple a set of papers). Group A is supposed to staple a set of papers). Group A is given the special juice to drink while they work. given the special juice to drink while they work. Group B is given ordinary juice. After an hour, Group B is given ordinary juice. After an hour, Mr. Smith counts how many stacks of papers Mr. Smith counts how many stacks of papers each group has made. Group A made 450 stacks each group has made. Group A made 450 stacks and Group B made 455 stacks. Group A is theand Group B made 455 stacks. Group A is the

A. A. control groupcontrol groupB.B. Experimental groupExperimental groupC.C. Independent variableIndependent variableD.D. Dependent variableDependent variable

800800

Larissa hypothesized that plants need Larissa hypothesized that plants need light to grow. To test this, she placed 15 light to grow. To test this, she placed 15 plants in a dark closet for 3 months. The plants in a dark closet for 3 months. The plants were given equal amounts of plants were given equal amounts of water three times each week. After 3 water three times each week. After 3 months, all of the plants were dead. months, all of the plants were dead. Which of the following best explains why Which of the following best explains why her experiment was flawed?her experiment was flawed?

A. A. Larissa did not include a control group in her Larissa did not include a control group in her experimentexperiment

B.B. Larissa did not water the plants every dayLarissa did not water the plants every dayC.C. Larissa should not have given the plants wateLarissa should not have given the plants wate

rrD.D. Larissa did not use enough plants in the expeLarissa did not use enough plants in the expe

rimentriment

10001000

Which of the following are the Which of the following are the building blocks of protein?building blocks of protein?

A.A. Fatty acidsFatty acids

B.B. Amino acidsAmino acids

C.C. Nucleic acidsNucleic acids

D.D. BasesBases

13001300

The following are characteristics of all living The following are characteristics of all living things EXCEPTthings EXCEPT

1.1. They grow and developThey grow and develop

2.2. They require energyThey require energy

3.3. They undergo photosynthesisThey undergo photosynthesis

4.4. They have cellsThey have cells

16001600

When you are cold, your body When you are cold, your body shivers in an attempt to maintainshivers in an attempt to maintain

1.1. MetabolismMetabolism

2.2. HomeostasisHomeostasis

3.3. RespirationRespiration

4.4. HydrationHydration

20002000

What does the year represent on the above graph?A.Independent variableB.Dependent variableC.LegendD.Tile

You BETTER STUDY!!!!!You BETTER STUDY!!!!!

A+

200200

A tissue is composed of a group ofA tissue is composed of a group of

A.A. similar cellssimilar cells

B.B. related organellesrelated organelles

C.C. organ systemsorgan systems

D.D. related organs.related organs.

400400

Which organelle has the most Which organelle has the most control over a cell’s functions?control over a cell’s functions?

A.A. RibosomeRibosome

B.B. NucleusNucleus

C.C. Cell membraneCell membrane

D.D. VacuoleVacuole

600600

Which of the following cellular Which of the following cellular processes requires energy?processes requires energy?

FF. . OsmosisOsmosis

GG. . DiffusionDiffusion

HH. . Active transportActive transport

JJ. . Facilitated diffusionFacilitated diffusion

800800

Which of the following processes does the picture Which of the following processes does the picture above illustrate?above illustrate?

A.A. OsmosisOsmosisB.B. DiffusionDiffusionC.C. Facilitated diffusionFacilitated diffusionD.D. Active transportActive transport

10001000

Which of the following organelles occur Which of the following organelles occur in plant cells, but not in animal in plant cells, but not in animal cells?cells?

F.F. Nucleus and cell wallNucleus and cell wall

G.G. Cell wall and chromosomesCell wall and chromosomes

H.H. Cell membrane and Cell membrane and centriolescentrioles

J. J. Cell wall and chloroplastsCell wall and chloroplasts

13001300

Which of the above pictures shows a cell Which of the above pictures shows a cell afterafter it it is placed in a hypotonic solution?is placed in a hypotonic solution?

AABBCCD. None of the aboveD. None of the above

16001600

Diffusion occurs because molecules are Diffusion occurs because molecules are in constant motion. Put the pictures in constant motion. Put the pictures above in the correct sequence to show above in the correct sequence to show the diffusion of the molecules.the diffusion of the molecules.

F.F. W, X, Z, YW, X, Z, YG.G. Y, Z, X, W Y, Z, X, WH.H. W, Y, X, Z W, Y, X, ZJ.J. W, Z, Y, X W, Z, Y, X

20002000

If a freshwater fish were placed in a If a freshwater fish were placed in a bucket of saltwater, which of the bucket of saltwater, which of the following would you expect to following would you expect to happen to the fish’s cells?happen to the fish’s cells?

A.A. The fish’s cells would burst.The fish’s cells would burst.

B.B. The fish’s cells would remain the same.The fish’s cells would remain the same.

C.C. The fish’s cells would shrink.The fish’s cells would shrink.

D.D. None of the aboveNone of the above

Help Help Help!Help Help Help!

A+A+

200200

The graph above shows the results of an experiment in which The graph above shows the results of an experiment in which plant cells were placed in sucrose (sugar) solutions of varying plant cells were placed in sucrose (sugar) solutions of varying concentrations. The rate at which the cells absorbed sucrose from concentrations. The rate at which the cells absorbed sucrose from the solution was then measured for the different concentrations. the solution was then measured for the different concentrations. Which of the following statements is a valid interpretation of the Which of the following statements is a valid interpretation of the data?data?

F. F. The rate of sucrose uptake increases at a constant rate from 0 to 30 The rate of sucrose uptake increases at a constant rate from 0 to 30 mmolmmol/L. /L.

G. G. The rate of sucrose uptake decreases at a constant rate from 0 to 30 The rate of sucrose uptake decreases at a constant rate from 0 to 30 mmolmmol/L. /L.

H. H. The rate of sucrose uptake is less at 25 The rate of sucrose uptake is less at 25 mmolmmol/L than at 5 /L than at 5 mmolmmol/L./L.J. J. The rate of sucrose uptake is constant between 30 and 40 The rate of sucrose uptake is constant between 30 and 40 mmolmmol/L./L.

400400Plants obtain the carbon dioxide needed Plants obtain the carbon dioxide needed for photosynthesis from:for photosynthesis from:

A. soil.A. soil.

B. the atmosphereB. the atmosphere

C. water.C. water.

D. decomposition.D. decomposition.

600600The energy that drives photosynthesis is :The energy that drives photosynthesis is :

F. F. chemical energy from CO2 chemical energy from CO2

G. G. light energy from the sun.light energy from the sun.

H. H. nuclear energy from O2 atoms.nuclear energy from O2 atoms.

J. J. thermal energy from the sun. thermal energy from the sun.

800800

Which of the following accurately describes Which of the following accurately describes the relationship between photosynthesis the relationship between photosynthesis and cellular respiration?and cellular respiration?

A. A. The products of each process provide the reactantsThe products of each process provide the reactants needed for the other process. needed for the other process.

B.B. The products for both reactions are the same.The products for both reactions are the same.

C.C.The reactants for one process are the same as the The reactants for one process are the same as the reactants for the other.reactants for the other.

D.D.There is no relationship between photosynthesis anThere is no relationship between photosynthesis and cellular respiration.d cellular respiration.

10001000

6O2 + C6H12O6 6O2 + C6H12O6 6CO2 + 6H2O + 6CO2 + 6H2O + EnergyEnergy

The chemical reaction above The chemical reaction above shows the process ofshows the process of

F.F. fermentation. fermentation. G.G. photosynthesis.photosynthesis.H.H. cellular respiration.cellular respiration.J.J. glycolysis.glycolysis.

13001300

Which of the following are Which of the following are the products for the products for photosynthesis?photosynthesis?

A. A. Carbon dioxide, Water, Energy Carbon dioxide, Water, Energy

B. B. Oxygen and waterOxygen and water

C. C. Energy, oxygen and glucoseEnergy, oxygen and glucose

D. D. Oxygen and glucoseOxygen and glucose

16001600

In which organelle of the cell In which organelle of the cell do the Krebs cycle and the do the Krebs cycle and the electron transport chain of electron transport chain of cellular respiration occur?cellular respiration occur?

F. F. Chloroplasts Chloroplasts

G. G. NucleusNucleus

H. H. CytoplasmCytoplasm

J. J. MitochondriaMitochondria

20002000One cause of muscle soreness is One cause of muscle soreness is

F. F. alcoholic fermentationalcoholic fermentation..

G. G. glycolysis.glycolysis.

H. H. the Krebs cycle.the Krebs cycle.

J. J. lactic acid fermentationlactic acid fermentation..

No, No, No!No, No, No!

A+A+

200200An organism that uses energy to produce its own An organism that uses energy to produce its own

food supply is called a(n)food supply is called a(n)

F. F. heterotrophheterotroph

G. G. consumerconsumer

H. H. autotrophautotroph

J. J. detritivoredetritivore

400400

The algae at the beginning of the food chain The algae at the beginning of the food chain below are :below are :

A. A. consumers.consumers.

B. B. decomposers.decomposers.

C. C. heterotrophs.heterotrophs.

D. D. producers.producers.

600600Which of the following eat both producers and Which of the following eat both producers and

consumers?consumers?

F. F. herbivoreherbivore

G. G. omnivoreomnivore

H. H. chemoautotrophchemoautotroph

J. J. carnivorecarnivore

800800

The branch of biology that deals The branch of biology that deals with interactions among with interactions among organisms and between organisms and between organisms and their organisms and their environment is called environment is called

A. A. biology.biology.B. B. environmental systems.environmental systems.C. C. ecology.ecology.D. D. symbiosis.symbiosis.

10001000

Which of the following is the Which of the following is the original source of almost all original source of almost all energy in most ecosystems?energy in most ecosystems?

F. F. SunlightSunlight

G. G. WaterWater

H. H. PlantsPlants

J. J. OxygenOxygen

13001300The symbiotic The symbiotic

relationship relationship between a flower between a flower and the insect that and the insect that feeds on its’ nectar feeds on its’ nectar

is an example ofis an example of A. A.

commensalism because thecommensalism because the insect gets food from the fl insect gets food from the flower, but the flower is neithower, but the flower is neither harmed nor helped by ther harmed nor helped by the insect.e insect.

B.B. parasitism because the inseparasitism because the insect lives off the nectar from tct lives off the nectar from the flower and harms it.he flower and harms it.

C.C. mututalismmututalism because the flower provide because the flower provides the insect with food and ts the insect with food and the insect pollinates the flowhe insect pollinates the flowerer

D. D. predation because the insecpredation because the insect hunts the flower to feed ot hunts the flower to feed on it.n it.

16001600

Each of the following is an abiotic factor in the Each of the following is an abiotic factor in the environment EXCEPT:environment EXCEPT:

F. F. plant life.plant life.

G. G. soil typesoil type..

H. H. rainfall.rainfall.

J. J. temperature.temperature.

20002000Which of the following is a complete Which of the following is a complete

food chain as it is depicted in the food chain as it is depicted in the food web above?food web above?

F. F. mouse mouse s r w h e s r w h e wkha wkha

G.G. tree tree r ss opp r g a h e r ss opp r g a h e rof g rof g

H.H. carrots carrots r t abbi r t abbi sn kk ae sn kk ae wkha wkha

J. J. deer deer wof wof

THINK GPA…..G…P…..(A)……!THINK GPA…..G…P…..(A)……!

A+A+

200200

Gametes are produced by Gametes are produced by the process of the process of

F. F. mitosismitosis..

G. G. crossing-overcrossing-over

H. H. replication.replication.

J. J. meiosis.meiosis.

400400The chemical The chemical factors that factors that determine traits determine traits are calledare called

A.A.alleles.alleles.

B.B.traits.traits.

C.C.genes.genes.

D.D.characters.characters.

600600

If an organism’s diploid number is 24, If an organism’s diploid number is 24, its haploid number isits haploid number is

F.F. 12.12.

G.G. 24.24.

H. H. 48.48.

J. J. 6. 6.

800800

Organisms that have two identical Organisms that have two identical alleles for a particular trait are said alleles for a particular trait are said to be to be

A.A. hybrid.hybrid.

B.B. homozygous.homozygous.

C.C. heterozygous.heterozygous.

D.D. dominant.dominant.

10001000

Unlike mitosis, meiosis Unlike mitosis, meiosis results in the formation of results in the formation of

A.A. diploid cells.diploid cells.

B.B. haploid cells.haploid cells.

C. C. 2N daughter cells.2N daughter cells.

D. D. body cells.body cells.

13001300

In the Punnett square shown above, which of the following In the Punnett square shown above, which of the following is true about the offspring resulting from the cross?is true about the offspring resulting from the cross?

F.F. About half are expected to be short.About half are expected to be short. G.G. All are expected to be shortAll are expected to be short H. H. About half are expected to be tall.About half are expected to be tall. J. J. All are expected to be tall.All are expected to be tall.

TT tt

TT TTTT TtTt

TT TTTT TtTt

KEY:T = tallt = short

16001600The principle of dominance states thatThe principle of dominance states that

A. A. all alleles are dominant.all alleles are dominant.

B. B. all alleles are recessive.all alleles are recessive.

C. C. some alleles are dominant and others are recessive.some alleles are dominant and others are recessive.

D. D. alleles are neither dominant nor recessive.alleles are neither dominant nor recessive.

20002000

If a pea plant that is heterozygous for If a pea plant that is heterozygous for round, yellow peas (RrYy) is round, yellow peas (RrYy) is crossed with a pea plant that is crossed with a pea plant that is homozygous for round peas but homozygous for round peas but heterozygous for yellow peas heterozygous for yellow peas (RRYy), how many different (RRYy), how many different phenotypes are their offspring phenotypes are their offspring expected to show?expected to show?

F.F. 22 G.G. 44 H. H. 88 J. J. 1616

TRY AGAIN, THANKS FOR TRY AGAIN, THANKS FOR PLAYING! PLAYING!

A+A+

200200

During transcription, an RNA During transcription, an RNA molecule is formedmolecule is formed

F.F. that is complementary to both strands of DNA.that is complementary to both strands of DNA.

G.G. that is identical to part of a single strand of DNAthat is identical to part of a single strand of DNA..

H. H. that is double-stranded.that is double-stranded.

J. J. inside the nucleus. inside the nucleus.

400400

During DNA replication, a DNA strand During DNA replication, a DNA strand that has the bases CTAGGT produces a that has the bases CTAGGT produces a strand with the basesstrand with the bases

A. A. TCGAACTCGAAC

B. B. GATCCAGATCCA

C. C. AGCTTGAGCTTG

D. D. GAUCCAGAUCCA

600600 During transcription a DNA strand that has During transcription a DNA strand that has

the bases CTAGGT produces a strand of RNA the bases CTAGGT produces a strand of RNA with the baseswith the bases

F. F. TCGAACTCGAAC

G. G. GATCCAGATCCA

H. H. AGCTTGAGCTTG

J. J. GAUCCAGAUCCA

800800

The figure above shows the structure of a(n)The figure above shows the structure of a(n)

A. A. DNA moleculeDNA molecule..

B. B. amino acid.amino acid.

C. C. RNA moleculeRNA molecule..

D. D. protein. protein.

10001000 How many codons are needed to make How many codons are needed to make

three amino acids?three amino acids?

F. 3F. 3

G. G. 66

H. 9H. 9

J. 12J. 12

13001300 Genes contain instructions for Genes contain instructions for

assemblingassembling

A. carbohydrates.A. carbohydrates.

B. B. proteins.proteins.

C. C. purinespurines..

D. sugars.D. sugars.

16001600

In a segment of DNA, 20% of the base In a segment of DNA, 20% of the base pairs are adenine. What percentage of pairs are adenine. What percentage of cytosine will you find in this segment?cytosine will you find in this segment?

F.F. 20% 20%

G.G. 80% 80%

H. H. 40% 40%

J. J. 30%30%

20002000

Using the codon wheel above, which of the following sequences Using the codon wheel above, which of the following sequences of RNA bases is the code for the amino acid Leucine?of RNA bases is the code for the amino acid Leucine?

A. A. CUCCUCB. B. CCGCCGC. C. AUCAUCD. D. GCAGCA

Shame, Shame, Shame…Shame, Shame, Shame…

A+A+