r#7 science and math

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SCIENCE 1. Which is the process of removing fro m the cells and bloodstream substances that are of no further use to our body? A. Respiration C. Digestion B. Circulation D. Excretion 2. Which is an accessory organ of digest ion whose function is to store and conce ntrate bile which is secreted by the liver? A. Spleen C. Gall bladder B. Urinary bladder D. Pancreas 3. Identify the genetic engineering pro cess that join cells of similar characte ristics that are often closely related. A. DNA typing C. Cloned DNA B. Protoplast fusion D. Hybridoma 4. What is the most significant cause of dwindling biodiversity? A. Depletion of ozone layer B. Large plant consumption C. Global warming D. Destruction of habitat 5. Because she has a wide forehead, her grandma says she will be a bright studen t. What could be inferred from his belief? A. The cerebrum coordinates the action o f all parts. B. The frontal lobe of the brain is the cerebrum. C. The front part is inactive when we th ink. D. The thalamus is located in the sides. 6. The phenotypic ratio in the offsprin g resulting from a cross Tt x Tt is A. 1:3 C. 1:2:1 B. 4:0 D. 3:1 7. Acid rain is brought about by burning tremendous amount of fossil fuel. Which are some harmful gases that are released from burning fossil fuels? A. Hydrogen and oxygen C. Carbon dioxide and helium B. Sulfur dioxide and nitrogen D. Ozone and water vapor 8. Which part of the brain is responsibl e for thinking and reasoning? A. Medulla C. Thalamus B. Cerebellum D. Cerebrum 9. Name the gaseous hormone which is com monly used in inducing ripening of fruit s. A. Enzyme C. Traces B. Methylene D. Ethylene 10. Protein is one of the most essential food nutrients needed before and after b irth, otherwise irreversible mental retardation may occur. Which are some good sources of protein? A. Corn, potato, bread B. Noodles, orange, apple C. Beans, eggs, milk D. Garlic, pepper, eggplant 11. Which is an abiotic component that a ffects life in an ecosystem? A. Animals C. Temperature B. Plants D. Humans

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r#7 Science and Math

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SCIENCE

1.Whichistheprocessofremovingfromthecellsandbloodstreamsubstancesthatareofnofurtheruseto ourbody?A.Respiration C.DigestionB.Circulation D.Excretion

2.Whichisanaccessoryorganofdigestionwhosefunctionistostoreandconcentratebilewhichissecreted bytheliver?A.Spleen C.GallbladderB.Urinarybladder D.Pancreas

3.Identifythegeneticengineeringprocessthatjoincellsofsimilarcharacteristicsthatareoftencloselyrelated.A.DNAtyping C.ClonedDNAB.Protoplastfusion D.Hybridoma

4.Whatisthemostsignificantcauseofdwindlingbiodiversity?A.DepletionofozonelayerB.LargeplantconsumptionC.GlobalwarmingD.Destructionofhabitat

5.Becauseshehasawideforehead,hergrandmasaysshewillbeabrightstudent.Whatcouldbeinferred fromhisbelief?A.Thecerebrumcoordinatestheactionofallparts.B.Thefrontallobeofthebrainisthecerebrum.C.Thefrontpartisinactivewhenwethink.D.Thethalamusislocatedinthesides.

6.ThephenotypicratiointheoffspringresultingfromacrossTtxTtisA.1:3 C.1:2:1B.4:0 D.3:1

7.Acidrainisbroughtaboutbyburningtremendousamountoffossilfuel.Whicharesomeharmfulgasesthatarereleasedfromburningfossilfuels?A.Hydrogenandoxygen C.CarbondioxideandheliumB.Sulfurdioxideandnitrogen D.Ozoneandwatervapor

8.Whichpartofthebrainisresponsibleforthinkingandreasoning?A.Medulla C.ThalamusB.Cerebellum D.Cerebrum9.Namethegaseoushormonewhichiscommonlyusedininducingripeningoffruits.A.Enzyme C.TracesB.Methylene D.Ethylene

10.Proteinisoneofthemostessentialfoodnutrientsneededbeforeandafterbirth,otherwiseirreversible mentalretardationmayoccur.Whicharesomegoodsourcesofprotein?A.Corn,potato,breadB.Noodles,orange,appleC.Beans,eggs,milkD.Garlic,pepper,eggplant

11.Whichisanabioticcomponentthataffectslifeinanecosystem?A.Animals C.TemperatureB.Plants D.Humans

12.Whichisthefollowinganimalsexhibitsincompletemetamorphosis?A.Butterfly C.GrasshopperB.Moth D.Skipper

13.Whatprocessesareresponsiblefortheoccurrenceofthehydrologiccycle?A.EvaporationandsublimationB.TranspirationandevaporationC.CondensationandtranspirationD.Evaporationandcondensation

14.Today,researchershavediscoveredchemicalindicatorsinthegeneticmaterialwhichcantracethosewhoarepredisposedtoheartattack.Whatisthistechnique?A.Irradiation C.Gene-splicingtechnologyB.In-breedingtechnique D.Linkage

15.Whichdescribesthetypeofcellsthatallanimalsaremadeof?A.Endoplasmic C.CompoundB.Eukaryotic D.Prokaryotic

16.Thefleshypartofthecashewwhichweeatisits_____________.A.Ovule C.PenduncleB.Ovary D.Receptacle

17.Lipaseaidsinthedigestionof______________.A.Enzymes C.SaltsB.Proteins D.Fats

18.Cellsofusunicellularorganisms,likebacteriaandbluegreenalgaearesimpleinstructure.Theyare classifiedas_________________.A.Eukaryotic C.ProcaryoticB.Nucleod D.Caryotic

19.Insulinwhichenablesthelivertostoresugarsecretedbythe______________.A.Pituitarygland C.IsletsoflangerhansB.Adrenalmedulla D.Adrenalcortex

20.Whichistheprocedureofcalculatingtheageofanobjectthatcontainsradioactiveisotopes?A.Rockdecay C.FossilexaminationB.Radiometricdating D.Fossilindexing

21.Asthetestoftheseedbreaks,whichstructurescomeoutfirstandgrowintothefirsttrueleavesandroots?A.Twoseed-leaves C.PlumuleandradicleB.Micropyleandepicotyl D.Testaandtegmen

22.Whattypeofmuscleoccursinthewallsofhollowstructurelikeducts,bloodvesselsandintestineswhose contractionisinvoluntary?A.Straited C.SmoothB.Skeletal D.Cardiac

23.Wheredoesexchangeofmaterialsbetweenthebloodandthecellstakeplace?A.Arteries C.PlateletsB.Veins D.Capillaries

24.Butterfliesandmosquitoeshavemouthpartsintheformofalong,narrow,coiledtubecalled__________.A.Mandibles C.AntennaeB.Proboscis D.Filament

25.Whichistheringofmusclethatservesastheopeningbetweenthestomachandthesmallintestines?A.Septum C.AnalB.Sphincter D.Rectal

26.Whicharethetinyorganslocatedeachsegmentthatareusedforlocomotionbytheearthworms?A.Flagella C.PseudopodiaB.Cilia D.Setae

27.Whichlungdisorderispresentwhenthealveolarwallsbreakdownandgasexchangeisdisturbed?A.Macrophagedestruction C.BronchialirritationB.Emphysema D.Pulmonarycrisis

28.Whyisitnotadvisabletodrinkseawater?A.Itcanresultinswelling.B.Thecellswillburstinstantly.C.Thecellswillmelt.D.Itcancausedehydrationofthecells.

29.Itisaprocessofacceleratedbiodegradationofmoistkitchenwasteintoahumus-likeproduct.Whatisthisprocess?A.Shredding C.CompostingB.Recycling D.Reuse

30.Inacarbon-oxygencyclewheredoestheoxygencomefrom?A.Animals C.PlantsB.Water D.Soil

ENGLISH1.GNASHisrelatedtoTEETHasLISTENisrelatedto____________.a.hearb.earsc.resolved.dissuade2.BREADisrelatedtoBUTTERasPOTATOESisrelatedto____________.a.gravyb.steakc.margarined.lamb3.PORCINEisrelatedtoPIGasBOVINEisrelatedto____________.a.boyb.cowc.sheepd.iodine4.TAILORisrelatedtoNEEDLEasMECHANICisrelatedto____________.a.engineerb.screwdriverc.toolchestd.brush5.DISTANCEisrelatedtoMILEasLIQUIDisrelatedto____________.a.milkb.quartc.waterd.meter6.AUTOMOBILEisrelatedtoHIGHWAYasLOCOMOTIVEisrelatedto____________.a.stationb.trainc.trackd.engine7.SUGGESTisrelatedtoREQUIREDasREQUESTisrelatedto____________.a.askb.demandc.suspectd.allow8.PROBLEMisrelatedtoSOLUTIONasPOISONisrelatedto____________.a.hemlockb.nitratec.arsenicd.antidote9.SAWisrelatedtoCUTasYARDSTICKisrelatedto____________.a.footb.inchc.measured.tool10.AMBIGUOUSisrelatedtoCLARITYasTEMPORARYisrelatedto____________.a.transientb.permanencec.cleard.fragile11.BOOKisrelatedtoCHAPTERasSONGisrelatedto____________.a.stanzab.singc.musicd.instrument12.DELICACYisrelatedtoGOURMETasINSECTisrelatedto____________.a.beeb.pollenc.frogd.hive13.AGILEisrelatedtoNIMBLEasFASTisrelatedto____________.a.swiftb.slowc.perpetuald.racy14.CHEMISTisrelatedtoLABORATORYasARTISTisrelatedto____________.a.canvasb.museumc.easeld.studio15.MOVIESisrelatedtoPROJECTORasRECORDSisrelatedto____________.a.speakersb.taperecorderc.phonographd.radio16.STOOPEDisrelatedtoPOSTUREasSLURREDisrelatedto____________.a.dictionb.stancec.musicd.action17.RETRACTisrelatedtoSTATEMENTasVOIDisrelatedto____________.a.escapeb.avoidancec.contractd.empty18.FELONYisrelatedtoMISDEMEANORasKILLisrelatedto____________.a.maimb.buryc.murderd.guilty19.BEGGARisrelatedtoPOORasFOXisrelatedto____________.a.skunkb.slowc.larged.sly20.SCALPELisrelatedtoKNIFEasNURSEisrelatedto____________.a.doctorb.assistantc.hospitald.operation

ANSWERKEYandEXPLANATION1.BThefirstwordistheactionofthesecondword.2.AThesecondisusuallyputonthefirstword.3.BThefirstwordmeanspertainingtothesecondword.4.BThesecondwordisatoolofthefirstword.5.BThesecondwordisameasureofthefirstword.6.CThefirstwordtravelsonthesecondword.7.BThesecondwordisanimperative(must)ofthefirstword.8.DThesecondwordovercomesthefirstword.9.CThefirstwordisthetooltodothesecondword.10.BThefirstwordistheoppositeofthesecondword.11.AThesecondwordisapartofthefirstword.12.CThefirstwordiseatenbythesecondword.13.AThefirstwordisasynonymofthesecondword.14.DThesecondwordiswherethefirstwordworks.15.CThesecondwordplaysthefirstword.16.AThefirstwordisanimpairmentofthesecondword.17.CThefirstwordnullifiesthesecondword.18.AThefirstwordisamoreseriousdegreeofthesecondword.19.DThesecondwordisacharacteristicofthefirstword.20.BThefirstwordisamedicaltermforthesecondword.

MATHEMATICS

1.What is the missing term in the series? 2, 5, 11, 23, 47, ____a.115 b. 95 c. 105d. 1252.A store owner makes a 25% profit by selling an item for P800.00. How much is his profit?a.P 1,400.00b. P 200.00c. P 250.00 d. P 160.003.The simplest expressions for 25/100is ______a.1b. 4c. d. 1/44.If the ratio of women to men in a meeting is 4 to 1, what percent of the persons in the meeting are men?a.80% b. 20%c. 33 1/3 %d. 25%5.Joel repacks a 60 kg sack of sugar into small packs of 750 g. How many small packs can be made?a.90b. 45c. 55d. 806.How much bigger is550than 375?a.175b. 73c. 45d. 4317.The product of 2 numbers is 36, and their ratio is 1: 4. Which of these is the smaller number?a.9b. 12c. 3d. 28.An Arithmetic book is 2 cm thick. How many copies can be placed in a meter long shelf?a.44b. 40c. 36d. 459.What is the smallest positive number that is a multiple of both 12 and 14?a.36b. 42c. 84d. 16810.40% of 35 is what percent of 140?a.28%b. 29%c. 10%d. 14%11.An employee earning P 9,200.00 a month will receive 15% increase next month. How much will his/her new salary be?a.P10,500b. P10,530c. P10,580d. 10,56012.In a certain school, the ratio of boys to girls is 3 to 7. If there are 150 boys and girls in the school, how many boys are there?a.45b. 90c. 105d. 7513.A park has a triangular shape. It has a base of 12m and a height of 9m. What is the area?a.122 sq. mb. 42 sq. m.c. 108 sq. m.d. 54 sq. m.14.The length of a new piece of chalk is about _________.a.1mmb. 10mmc. 10cmd. 1 cm15.If 50% of x is 20, what is 30% of x?a.30b. 12c. 20d. 1616.Which of these fractions has the greatest value?a.4/5b. 9/16c. 7/10d. 5/8

17.Which of the following is exactly divisible by 3 and 11?a.357404b. 114345 c. 991111 d. 13579218.If the variance of distribution is 25, then the standard deviation is _________.a.30b. 5c. 625d. 12.519.Which of these numbers is greater than ?a.0.04b.0.09c. 1/8d. 1/0.0420.A senior class of 50 girls and 70 boys sponsored a dance. If 40% of the girls and 50% of the boys attended the dance, approximately what percent attended?a.44 b. 46c. 42d. 4021.What is the smallest positive integer that has 6, 8, and 10 as factors?a.300b. 240c. 80d. 12022.Joseph has more money than Mila but less than Billy. If the amounts held by Joseph, Mila and Billy are x, y, and z respectively, which of the following is TRUE?a.Z