{"id":80,"date":"2014-10-17T10:25:04","date_gmt":"2014-10-17T10:25:04","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/?page_id=80"},"modified":"2015-04-11T11:02:53","modified_gmt":"2015-04-11T11:02:53","slug":"mcq-2_2b-food-webs-pyramids","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/mcq-2_2b-food-webs-pyramids\/","title":{"rendered":"MCQ 2_2B Food webs & Pyramids"},"content":{"rendered":"

Marking Guide<\/a><\/p>\n\n\n\n\n\n\n\n
1.<\/span><\/em><\/td>\nA pyramid of energy shows<\/span> \u00a0<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nwhat happens to the solar energy entering a food chain<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nhow the organisms in a food chain use energy<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nthe quantity of energy at each stage in a food chain<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nhow energy is passed from one food chain to another<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
2.<\/span><\/em><\/td>\nAs energy flows along a food chain it becomes<\/span> \u00a0<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nless because some is used for growth by the organisms<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nless because some is lost by the organisms as movement and heat<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nmore because some is gained as movement and heat<\/span><\/td>\n<\/tr>\n
\"\"<\/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
<\/td>\n<\/tr>\n
3.<\/span><\/em><\/td>\nA pyramid of numbers shows the<\/span> \u00a0<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nnumber of organisms at each stage in food chain<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nnumber of organisms in different food chains<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nnumber of food chains in a food web<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\ntotal number of organisms in a food web<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
4.<\/span><\/em><\/td>\nWhich of the following describes a community?<\/span> \u00a0<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nthe total number of one species present<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nall the living organisms and the non-living parts<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nall the living organisms<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nall the plants<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
5.<\/span><\/em><\/td>\nWhich of the following is a correct description of a decomposer?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nA micro-organism which lives inside animals and causes disease<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nAn organism which releases chemicals from organic waste<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nA fungus which grows on living tissue<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nA green plant which roots in rotting vegetation<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
6.<\/span><\/em><\/td>\nThe biomass at each stage in a food chain decreases because<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nthere are fewer organisms<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nthe organisms are smaller<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nbiomass is converted to waste<\/span><\/td>\n<\/tr>\n
\"\"<\/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
<\/td>\n<\/tr>\n
7.<\/span><\/em><\/td>\nWhy might a pyramid of biomass not have the same shape as a a pyramid of numbers for the same food chain?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nthe biomass is not always related to the number<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nthe biomass depends on the number<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nthe number depends on the energy available<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nthe number is always greater than the biomasss<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
8.<\/span><\/em><\/td>\nWhich food chain below would give a different pattern in a pyramid of biomass and a pyramid of numbers?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nrose bush \u2192 greenfly \u2192 ladybird<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nalgae \u2192 waterflea \u2192 fish<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\ngrass \u2192 rabbit \u2192 fox<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nseed \u2192 vole \u2192 kestrel<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
9.<\/span><\/em><\/td>\nThe niche of an organism is <\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nwhere it lives<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nits role in the habitat<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nthe type of habitat where it is found<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nthe number of organisms present<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
10.<\/span><\/em><\/td>\nWhich of the following is not a description of a niche?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\ntiny decomposer in the soil<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nsmall bird of prey<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nmicroscopic floating producer<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nlarge black beetle<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
11.<\/span><\/em><\/td>\nAn ecosystem is more stable when it has<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nonly a few different members of each species<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nmany different species<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nmany members of each species<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nfew different species<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
12.<\/span><\/em><\/td>\nPlants convert 1% of the light energy they receive into new plant material. <\/span>In the food chain below, primroses receive 100 000 units of light energy. <\/span>Primrose \u2192 vole \u2192 weasel \u2192 owl <\/span>How much energy is available for the vole?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\n10 000 units<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\n1000 units<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\n100 units<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\n10 units<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
13.<\/span><\/em><\/td>\nAnimals that feed on both plants and animals are called \u2026<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\ncarnivores<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nherbivores<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\ndetritivores<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nomnivores<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n
<\/td>\n<\/tr>\n
14.<\/span><\/em><\/td>\nThe diagram below shows a food web from the seashore.<\/span><\/p>\n\n\n\n\n\n
\"\"<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The mussel can be described as……<\/td>\n<\/tr>\n

\"\"<\/td>\nA.<\/span><\/td>\nproducer<\/span><\/td>\n\"\"<\/td>\nB.<\/span><\/td>\nprimary consumer<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nsecondary consumer<\/span><\/td>\n\"\"<\/td>\nD.<\/span><\/td>\ndecomposer<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n
<\/td>\n<\/tr>\n
15.<\/span><\/em><\/td>\nThe diagram below represents a pyramid of biomass.<\/span><\/p>\n\n\n\n\n\n\n\n
\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nproducers<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nprey<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\npredators<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nherbivores<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
16.<\/span><\/em><\/td>\nWhich term describes all the organisms living in the same area?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nfood web<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\necosystem<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\npopulation<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\ncommunity<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
17.<\/span><\/em><\/td>\nWhich term describes an animal that eats other animals in food web?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nprey<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\npredator<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nproducer<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nprimary consumer<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n
18.<\/span><\/em><\/td>\nIn a woodland ecosystem which of the following describes a population?<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nA.<\/span><\/td>\nall the oak trees<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nall the plants<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nall the plants and animals<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nall the oak trees and blackbirds<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n
<\/td>\n<\/tr>\n
19.<\/span><\/em><\/td>\nThe diagram below shows part of a food web in an oak woodland.<\/p>\n

\"\"<\/a><\/p>\n\n\n\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The use of insecticides in a nearby field resulted in the death of most aphids and caterpillars.<\/p>\n

Which line in the table identifies the effect on the numbers of slugs and carnivorous insects?<\/p>\n

\"\"<\/a><\/p>\n<\/td>\n<\/tr>\n

\"\"<\/td>\nA.<\/span><\/td>\nA<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nB.<\/span><\/td>\nB<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nC.<\/span><\/td>\nC<\/span><\/td>\n<\/tr>\n
\"\"<\/td>\nD.<\/span><\/td>\nD<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Marking Guide 1. A pyramid of energy shows \u00a0 A. what happens to the solar energy entering a food chain B. how the organisms in a food chain use energy C. the quantity of energy at each stage in a food chain D. how energy is passed from one food chain to another 2. As … Continue reading “MCQ 2_2B Food webs & Pyramids”<\/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-80","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages\/80","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=80"}],"version-history":[{"count":15,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages\/80\/revisions"}],"predecessor-version":[{"id":187,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/pages\/80\/revisions\/187"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecbio5u2hwrk\/wp-json\/wp\/v2\/media?parent=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}