[{"question":"Ko\u013eko percent z povrchu s\u00fa\u0161e zaberaj\u00fa jazer\u00e1?","answers":["10","2","6","25"],"correct":"2","order":"1"},{"question":"K jazer\u00e1m endog\u00e9nnym nepatria...","answers":["vulkanick\u00e9","tektonick\u00e9","hraden\u00e9","\u013eadovcov\u00e9"],"correct":"\u013eadovcov\u00e9","order":"2"},{"question":"Rie\u010dnou er\u00f3ziou vznikaj\u00fa jazer\u00e1...","answers":["krasov\u00e9","nivn\u00e9","krasov\u00e9","hraden\u00e9"],"correct":"nivn\u00e9","order":"3"},{"question":"Ko\u013eko metrov dosahuje prieh\u013eadnos\u0165 jazernej vody?","answers":["35","25","55","15"],"correct":"25","order":"4"},{"question":"Ak slanos\u0165 vody nepresahuje 0,3 \u2030, jedn\u00e1 sa o vodu...","answers":["slabo slan\u00fa","sladk\u00fa","slan\u00fa","braktick\u00fa"],"correct":"sladk\u00fa","order":"5"},{"question":"\u010co s\u00fa seiches?","answers":["stojat\u00e9 vlny","pr\u00fady","pohybliv\u00e9 vlny","stojat\u00e9 pr\u00fady"],"correct":"stojat\u00e9 vlny","order":"6"},{"question":"Povrchov\u00fd pr\u00edtok a povrchov\u00fd odtok maj\u00fa jazer\u00e1...","answers":["rie\u010dne","podzemnej vody","bezodtokov\u00e9","slan\u00e9"],"correct":"rie\u010dne","order":"7"},{"question":"\u010co je hlavn\u00fdm prame\u0148om tepla u jazernej vody?","answers":["pr\u00fadenie vodn\u00fdch m\u00e1s","pr\u00edtok","slne\u010dn\u00e9 \u017eiarenie","geoterm\u00e1lna energia"],"correct":"slne\u010dn\u00e9 \u017eiarenie","order":"8"},{"question":"Najv\u00e4\u010d\u0161\u00edm jazerom sveta je...","answers":["Michigan","Kaspick\u00e9 more","Bajkal","Aralsk\u00e9 jazero"],"correct":"Kaspick\u00e9 more","order":"9"},{"question":"Asi ak\u00fa ve\u013ek\u00fa plochu zaberaj\u00fa jazer\u00e1 sveta?","answers":["14 mil. km2","1,7 mil. km2","0,5 mil. km2","2,7 mil. km2"],"correct":"1,7 mil. km2","order":"10"}]