{"type":"fill-in-blanks","id":"76598","dataJson":{"prompt":"Fill in the blanks.","options":{"producers":[{"label":"producers","value":"producers"},{"label":"consumers","value":"consumers"},{"label":"decomposers","value":"decomposers"}],"accumulate":[{"label":"accumulate","value":"accumulate"},{"label":"explode","value":"explode"},{"label":"expand","value":"expand"}],"toxic material":[{"label":"air bubbles","value":"air bubbles"},{"label":"toxic material","value":"toxic material"},{"label":"pasta","value":"pasta"}]},"template":"Krill feed on primary {{producers}} like tiny organisms called phytoplankton. If these contain {{toxic material}} they can pass through the krill's body without causing any harm, but they can {{accumulate}} further up the food chain and cause a lot of damage there. ","validOptions":["producers","accumulate","toxic material"],"validResponse":{"producers":"producers","accumulate":"accumulate","toxic material":"toxic material"}}}

{"type":"multi-choice","id":"76599","dataJson":{"key":3,"prompt":"The higher up the food chain you travel, the greater the amount of toxins accumulate, so the top carnivore of the food chain can have a very large, sometimes fatal, dose.","options":[{"key":"0.3223624273687389","label":"True","value":"True"},{"key":"0.6741957080652989","label":"False","value":"False"}],"limitChoices":{"max":1,"min":1},"validResponse":["True"]}}

{"type":"multi-choice","id":"76600","dataJson":{"prompt":"Which of these animals are at the top of their food chain?","options":[{"key":"0.9843909087870283","label":"killer whale","value":"killer whale"},{"key":"0.9336304093258735","label":"tiger","value":"tiger"},{"key":"0.11141076560590302","label":"great white shark","value":"great white shark"},{"key":"0.07567711019904144","label":"salmon","value":"salmon"},{"key":"0.11307329744342676","label":"frog","value":"frog"}],"limitChoices":{"max":3,"min":3},"validResponse":["killer whale","tiger","great white shark"]}}

{"type":"multi-choice","id":"76601","dataJson":{"prompt":"What is DDT used for?","options":[{"key":"0.6750408361072335","label":"To slow the spread of some diseases ","value":"To slow the spread of some diseases "},{"key":"0.6889785537533903","label":"To stop fungi growing on crops","value":"To stop fungi growing on crops"},{"key":"0.3186126441859152","label":"To stop insects eating crops","value":"To stop insects eating crops"},{"key":"0.4371003776357163","label":"To help crops grow larger fruits","value":"To help crops grow larger fruits"}],"limitChoices":{"max":2,"min":2},"validResponse":["To slow the spread of some diseases ","To stop insects eating crops"]}}

{"type":"multi-choice","id":"76602","dataJson":{"key":4,"prompt":"What is bioaccumulation?","options":[{"key":"0.8122011415081454","label":"The decrease of material in an ecosystem  ","value":"The decrease of material in an ecosystem  "},{"key":"0.2223314156669659","label":"The build up of animals and plants in an area of an ecosystem","value":"The build up of animals and plants in an area of an ecosystem"},{"key":"0.09817238991443655","label":"The increased concentration of chemicals in an ecosystem","value":"The increased concentration of chemicals in an ecosystem"}],"limitChoices":{"max":1,"min":1},"validResponse":["The increased concentration of chemicals in an ecosystem"]}}

Answer incorrect

Look at the slide below to work out the answer.