{"id":89,"date":"2014-10-17T10:34:19","date_gmt":"2014-10-17T10:34:19","guid":{"rendered":"http:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/?page_id=89"},"modified":"2014-12-07T11:41:44","modified_gmt":"2014-12-07T11:41:44","slug":"mcq-2_5a-ecology-overview","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/mcq-2_5a-ecology-overview\/","title":{"rendered":"MCQ 2_5A Ecology overview"},"content":{"rendered":"

Marking Guide<\/a><\/p>\n\n\n\n
1.<\/span><\/em><\/td>\nThe diagram below represents a field (Y) with an area (X) fenced off. <\/span>\u00a0<\/span><\/p>\n\n\n\n
\"\"<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Sheep and rabbits provide very high intensity grazing in Area X, but cannot graze in the fenced off area, area Y.<\/p>\n

Which line in the table below describes the diversity of plant species in areas X and Y after one year?<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/em><\/td>\n\u00a0<\/td>\nDiversity of Plant Species<\/span><\/td>\n<\/tr>\n
\u00a0<\/td>\n\u00a0<\/td>\nArea X<\/span><\/td>\nArea Y<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nHigher<\/span><\/td>\nLower<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nLower<\/span><\/td>\nHigher<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nHigher<\/span><\/td>\nHigher<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nLower<\/span><\/td>\nLower<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
2.<\/span><\/em><\/td>\nBiodiversity can be defined as the<\/span> \u00a0<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nnumber of plants in a habitat<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nnumber of animals in a habitat<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nvariety of species in an ecosystem<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nplants and animal together with their habitat<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
3.<\/span><\/em><\/td>\nThe importance of biodiversity for ecosystems is that it<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nmakes them unstable<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nprovides food<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nhelps ensure their survival<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nkeeps everything the same<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
4.<\/span><\/em><\/td>\nWhich of the following is not a resource for humans provided by biodiversity in ecosystems?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nfood<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nmedicines<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nrecreation<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nminerals<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
5.<\/span><\/em><\/td>\nWhich of the following is a human activity which does not lead to habitat destruction?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nconservation<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nagriculture<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nindustry<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nconstruction<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
6.<\/span><\/em><\/td>\nAn ecosystem which could be affected by deforestation is <\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nmoorland<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\ngrassland<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nwoodland<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\ndesert<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
7.<\/span><\/em><\/td>\nWhat is causing the crisis in biodiversity in the world?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\npollution of ecosystems<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nconservation of species diversity<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nloss of habitats<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\ndeforestation<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
8.<\/span><\/em><\/td>\nHow is the low biodiversity of plants resulting from low levels of grazing best explained?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\ngrazers only select the best plant species<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\ngrazers damage all the plant species<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nsome plant species need to be grazed to survive<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\na few plant species dominate the habitat<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
9.<\/span><\/em><\/td>\nWhich one of the following factors is not a major source of competition among animals?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\navailable space<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\navailable shelter<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\navailable soil nutrients<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\navailability of food<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
10.<\/span><\/em><\/td>\nPlants compete mainly for<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nwater, light and soil nutrients<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nwater, food and soil nutrients<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nlight, water and food<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nlight food and soil nutrients<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
11.<\/span><\/em><\/td>\nThe total variety of all living things on Earth is described as <\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nan ecosystem<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nbiodiversity<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\na community<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nrandom assortment<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
12.<\/span><\/em><\/td>\nIn Scotland many forests are planted with a single species of tree, such as Douglas Fir. These forests have<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\na stable ecosystem<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\ncomplex food webs<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nhigh intensity of grazing<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nlow insect species diversity<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
13.<\/span><\/em><\/td>\nNatrual grasslands normally contain a rich biodiversity of plant species. Rabbits help to maintain this biodiversity because<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\ntheir droppoings fertilise the soil<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nthey only eat the tall plants<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nthey keep the dominant species in check<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nthey can’t eat the woody plants<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
14.<\/span><\/em><\/td>\nWhich one of the following factors is not a major source of competition among animals?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\navailable space<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\navailable shelter<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\navailable soil nutrients<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\navailability of food<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
15.<\/span><\/em><\/td>\nAs energy flows along a food chain it becomes<\/span><\/td>\n<\/tr>\n
\u00a0\"\"<\/td>\nA.<\/span><\/td>\nless because some is used for growth by the organisms<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nless because some is lost by the organisms as movement and heat<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nmore because some is gained as movement and heat<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nmore because some is gained as organisms grow<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
16.<\/span><\/em><\/td>\nThe biomass at each stage in a food chain decreases because<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nthere are fewer organisms<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nthe organisms are smaller<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nbiomass is converted to waste<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nless energy is available for growth<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
17.<\/span><\/em><\/td>\nWhich of the following is not a description of a niche?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\ntiny decomposer in the soil<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nsmall bird of prey<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nmicroscopic floating producer<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nlarge black beetle<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
18.<\/span><\/em><\/td>\nAn ecosystem is more stable when it has<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nonly a few different members of each species<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nmany different species<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nmany members of each species<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nfew different species<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
19.<\/span><\/em><\/td>\nA coal-burning facility is constructed in an area containing several pond ecosystems. How will this human activity most likely affect the pond ecosystems?<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nMore nutrients will be available.<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nOrganism diversity will increase.<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nDisease will become less common.<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nWater quality will be reduced.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
20.<\/span><\/em><\/td>\nWhat is the role of the Orca in this food chain?<\/span><\/p>\n\n\n\n\n\n\n\n
\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nProducer<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\nPrimary consumer<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nSecondary consumer<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nTertiary consumer<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
21.<\/span><\/em><\/td>\nThe quality of pond water can be determined by identifying the number and types of organisms found living in the water. Which piece of equipment will best help students identify some of these organisms?<\/span> <\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nA.<\/span><\/td>\nMicroscope<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nB.<\/span><\/td>\npH paper<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nC.<\/span><\/td>\nBinoculars<\/span><\/td>\n<\/tr>\n
\"\"\u00a0<\/td>\nD.<\/span><\/td>\nPan balance<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Marking Guide 1. The diagram below represents a field (Y) with an area (X) fenced off. \u00a0 Sheep and rabbits provide very high intensity grazing in Area X, but cannot graze in the fenced off area, area Y. Which line in the table below describes the diversity of plant species in areas X and Y … Continue reading “MCQ 2_5A Ecology overview”<\/span><\/a><\/p>\n","protected":false},"author":2454,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-89","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages\/89","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/comments?post=89"}],"version-history":[{"count":9,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages\/89\/revisions"}],"predecessor-version":[{"id":119,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages\/89\/revisions\/119"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/media?parent=89"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}