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Checkup P Name: CHAPTER9 1 Checkupsfollow-upsand Observatory / opulationscommunitiesand What do the living organisms that form a population have in in havecommon? population a theform doliving organisms that What (births, deaths, immigration or emigration) effect. deaths,immigration (births, its or specify and size populationvary makes that the factorname examples,the followingthe For of each useful?be wolf population size of How a knowing the can population. examples animal twoof andan twopopulation ofplant Give a examples ( STUDYING POPULATIONS Write your answers in the table below.answers inthe Writeyour table e) d) c) b) a) 11129-B ______deer in the vicinity. in the deer white-tailed away forestry from scaredthe the vehicles noise the loggingoperation, a During Cottage owners can eliminate voles by installing traps in the roof.installing ownerseliminateby traps in can the Cottage voles fry.river stock Fish a farmers with salmon den.nurses three in spring,bearher cubs her female In the a Tranquille.of the Lac shores spring,to geese return Every Canada Guide Example Checkupsand follow-ups e) d) b) a) c) Factor pp Populationsand communities . 292 . – 302) 1 Group: ______Effect on population size Effectpopulation on Questions 1–19 Questionsand A– Date: ST ______</p><p>CHAPTER 9 7. 6. 5. Name: Populationsand communities CHAPTER 8. b) a) fish. 11 trout,including 55tagged they dayscatch few Arelease later, themandthem. trout,tag 50 First,they lake.catch in a trout sizeof ofpopulationbrook a the to determineScientistswant species? of eachthese a of the population size of method mostappropriate measuring for (C). Whatthe would be American bison robin slugan(B) showa below(A), and a The photos immigrationrates? andthan ratesare birth higher emigration when and populationtoa death What happens presents the results of this results sampling.presents of the page the metrequadrats.Theonfollowingtable of individuals in the one-square- number counted 10 potato infield a of of lady beetle type of populationthis study the Biologistswanted to plants). potato thatattacks beetle(a pest the potato Colorado the of oneggs lady beetle feeds Thetwelve-spotted ______What is the estimated population of brook trout in this lake? Show calculations. brook your lake? in this estimated of trout population What is the use?scientists sizepopulationdid the Whichmethod measuring for 9</p><p>000 Checkupsand follow-ups </p><p> m 2 , so they they ,so 2 Group: ______Date: ______Observatory / 11129-B Guide</p><p>© E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. © E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. Name: 9. Observatory / b) a) provinces and territories (according to Statistics Canada, April 1, 2007).April Statistics 1, provinces territories Canada, and (according to areaCanadian the andof populationhuman contains statistics Thebelowthe tableon c) Manitoba Ontario Québec N.B. N.S. P.E.I. Nfld. 11129-B ______Show your calculations.your Show fieldstudy? under beetlesin twelve-spottedthe lady the of population isthe size of What population, what population, happen?would beetle the potato beetleswereColorado twelve-spotted higher than lady theof population If your calculations. study? under inShow the field lady beetles of densitytwelve-spotted population What is the Province orProvince Guide Quadrat number territory Checkupsand follow-ups 5 4 3 2 1 Number of twelve-spotted Number of 12 1 7 Population</p><p>182 753 687 748 932 138 506 lady lady beetles</p><p>921 702 068 878 966 800 548 0 1 0 1 2 Populationsand communities 1 1 3 Total Total area</p><p>647 797647 076 542 405 72 55 (km 5</p><p>395 056 908 284 660 212 Group: 2 Quadrat number ) 10 9 8 7 6 ______Number of twelve-spotted Number of lady lady beetles Date: 0 1 1 0 0 ______</p><p>CHAPTER 9 Name: Populationsand communities CHAPTER 10. 12. 11. b) a) c) b) a) Nunavut N.W.T. Yukon B.C. Alberta Saskatchewan to build their nests at equal distances from one another.onedistancesfrom at their equal build nests to d) c) b) a) following situations?of isillustrated eachthe by of distribution Whichpattern distribution country?in our population isthe what pattern of incities, Canadianlives population mostof the thatGiven ______territories? provincesand to the comparedother density population rank Québec in doesHow Name two other factors that have an impact on population impact density.anpopulation have on otherthat Nametwo factors population?any the of density mainfactor affecting What is the the densitypopulationhighest? territory In province which is the or the densitypopulationlowest? territory In province which is the or The hummingbirds in a valley aggressively defend their respective territories; they tend they their territories;Thedefend hummingbirds aggressively respective valley in a over of lake. mayflies Several hover a clouds deadtrees. the coloniesontrunks of Fungi grow in atrandom. scatteredabout fir trees are forest, In the a 9 4 3</p><p>352 455 990 31 41 30</p><p>212 216 795 883 798 062 Checkupsand follow-ups 2 1 4</p><p>093 346 482 944 661 651</p><p>190 106 443 735 848 036 Group: ______Date: ______Observatory / 11129-B Guide</p><p>© E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. © E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. Name: 15. 14. 13. 17. 16. 2 Observatory / STUDYING COMMUNITIES STUDYING ( COMMUNITIES population increases?population lynx size of when the decrease in the populationQuébec hare size of the Why the does answer.example)?Explain your or trout, (bass for of limiting populationfish ina a for factor of lake oxygen Isthe amount d) c) b) a) an factor? biotic toor describedaabiotic relatebelow Do the studies Earth. What criteria do scientists use to establish the degree of biodiversity community?the in of a degree toestablish use scientists do Earth.What criteria onforest habitat America, the diverse Southmost is considered TheRainforest, Amazonin b) a) communities. Theto Earth many is home 11129-B ______Guide What is a community composed community of? What composed is a inhavecommon?livingform organismsthat community the What a do agricultural fertilizers. phosphorusfroma for testamounts riverof Ecologists sunlight at amount of water the Aassesses specialist ofsoil a the sample.Chemiststestacidity trees. of populationfir of ahares’ browsingonstudiesthe effect ecologist An different depths in a lake.ina differentdepths Checkupsand follow-ups pp Populationsand communities . 303–309) . 5 Group: ______Date: ______</p><p>CHAPTER 9 Name: Populationsand communities CHAPTER 19. 18. a) orTrue answers. Explain false?your e) d) c) b) a) questions. following oppositeanswer the andphoto at Lookthe e) d) c) b) ______prey. other parasite,isits living organismsisathe and of onethe relationshipof parasitism, In a other species. more community than is much abundant inthe species onehigh qualified aswhen ofcommunity beThebiodiversitycan a flower? spiderthe and between interactionthe the flowerstem, be would of what to the its web, threads a a one attaching If spider spins nectar, how will the first bee and the bumblebee interact? the andbeebumblebee howfirst will nectar, the its onthe flower to feed ato flies up If bumblebee increase their population densities. populationincrease their to this through tends mutualism, interaction community ininteract populationsa When flower? the andthe aphids between wouldinteractionwhatleaves, its the damageflowerandbe aphids the If attack Parasitism and predation refer to exactly the same phenomenon.predation referto the Parasitismandexactly density.population onpositive Competition aimpact has be?interactionwouldthat type what of the a bee, If bird eats the andbee interactionbetween the What is the flowercalled? 9 Checkupsand follow-ups 6 Group: ______Date: ______Observatory / 11129-B Guide</p><p>© E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. © E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. B. A. QUESTIONSREVIEW Name: Observatory / the groundhog population of the previous question.of the previous groundhog population the discovered near to these are live many animals fox, of of populationred study a aon During was50. the estimate,population to this According field. ina groundhog population size of the to usedestimate the method The mark-recapture was c) b) a) d) c) b) a) 11129-B ______and suggest an appropriate method for estimating the population the size.estimatingforpopulation method appropriate an suggest and photography calculatedaerial be could using population not the why fox the size of Explain populations? two type these what of connects interaction on feed foxes groundhogs, may Since groundhog population. the of the forbeenappropriateestimatingsize have why quadrat wouldnot sampling Explain decrease? morepopulation likelyisthe to grow or groundhog information, light of this birth. In tomany givewereabout females it in when was that May, observed took place Recapturing estimate of the size of the groundhog population too high or too low? Explain your low?your or answer. too Explain population high groundhog size of estimate the of the ofnew information, this is the captured.In light they trapmore already have if been easily recognize these cana that animals revealed of groundhog behaviour Subsequent studies How does the presence of foxes affect the density of the groundhog population? groundhog theof the density affect of presencefoxes How the does Explainform yourcommunity? a answer.groundhog andpopulations Do the fox Guide Checkupsand follow-ups Populationsand communities 7 Group: ______Date: ______</p><p>CHAPTER 9 2. 1. Follow-up C. Name: Populationsand communities CHAPTER endangered species? endangered otherappliedto beall peregrine could savefalcons methods to used the that think Do you introduced into airports. Explain how they can be useful in places.in usefulsuchtheybe can airports.Explain how introducedinto now Theseare birdsof prey especially other birds, pigeons. on Peregrine feed falcons map.concept yoursummaryby Prepareofa9 own Chapterbuilding ______9 Checkupsand follow-ups 8 Group: ______Date: ______Observatory / 11129-B Guide</p><p>© E R P I Reproduction and adaptation permitted solely for classroom use with Observatory. </p>