10 most difficult ecology riddles A list of ten (out of 22) ecology related questions that are the most often answered incorrectly Ecology quiz What is the color of eyes of owls that hunt at night?Black. Owl's eye colour depends on the time of day in which they hunt. The ones that hunt during daylight have yellow eyes. The ones that hunt at night but also at the evenings and mornings have orange eyes. Black eyes are typical to owls that hunt only at night.very hard 28% yellowyellow21%blackblack28%orangeorange13%it doesn't matter, all owls hunt at nightit doesn't matter, all owls hunt at night36%Created by: Ninjai. Statistics based on 348 answers in 2 languages »eyes riddles » To which bird the mistletoe is a big treat?Mistle thrush. Found in open woods, parks, hedges and cultivated land, the mistle thrush feeds on a wide variety of invertebrates, seeds and berries. Its preferred fruits including those of the mistletoe, holly and yew. Mistletoe is favoured where it is available, and this is reflected in the thrush's English and scientific names.very hard 30% turtle doveturtle dove14%mistle thrushmistle thrush30%rollerroller38%hoopoehoopoe16%Created by: Ninjai. Statistics based on 485 answers in 2 languages »ornitology riddles » White stork is a synanthrope. What does it mean? It benefits from its association with humans. A synanthrope is a member of a species of wild animals and plants of various kinds that live near, and benefit from, an association with humans and the somewhat artificial habitats that humans create around them.very hard 31% it lives on plant and meat foodit lives on plant and meat food10%it picks one partner for its whole lifeit picks one partner for its whole life23%it migrates between two different habitatsit migrates between two different habitats34%it benefits from its association with humansit benefits from its association with humans31%Created by: Ninjai. Statistics based on 4177 answers in 2 languages »birds riddles » Which of the G8 countries is the smallest emitter of carbon dioxide?France. Low carbon dioxide emission in France is a result of large investments in nuclear technology. Most electricity produced by France is generated by 59 nuclear power plants. As a side-effect renewable energies are having difficulty taking off.very hard 34% FranceFrance34%CanadaCanada35%JapanJapan20%RussiaRussia9%Created by: globalquiz.org. Statistics based on 6171 answers in 2 languages »nuclear power riddles » Which adjective describes the bark beetle?Xylophagous. Xylophagy is a term used in ecology to describe the habits of an animal whose diet consists of wood. The word derives from Greek xylon "wood" (similarly to xylophone)very hard 36% xylophagousxylophagous36%saprophagoussaprophagous32%geophagousgeophagous13%oligophagousoligophagous17%Created by: globalquiz.org. Statistics based on 8855 answers in 2 languages »insects riddles » What is limnology?The study of inland waters. It covers the biological, chemical, physical, geological, and other attributes of all inland waters (running and standing waters, both fresh and saline, natural or man-made).very hard 37% the study of inland watersthe study of inland waters37%the study of aquatic organismsthe study of aquatic organisms38%the study of lichensthe study of lichens18%the study of mushroomsthe study of mushrooms5%Created by: Ninjai. Statistics based on 539 answers in 2 languages »biology riddles » Where is the world's largest national park?In Greenland. Northeast Greenland National Park is the largest protected land area in the world. Established in 1974 and expanded to its present size in 1988, it protects 972,001 km2 and is bigger than all but twenty-nine countries in the world. very hard 37% in Russiain Russia3%in Canadain Canada16%in Greenlandin Greenland37%in the United Statesin the United States42%Created by: Ninjai. Statistics based on 90 answers in 2 languages »records riddles » Which of these lakes is considered the most toxic in the world?Lake Karachay is a small lake in central Russia. It is often referred to as the most polluted site on earth. Containing just one square mile of water, the lake formed a dumping ground for nuclear waste by for around 12 years.High level radioactive waste makes up almost the entire lake-bed to a depth of around 3.4 meters. Some areas surrounding the lake have radiation measurements of around 6 Sv/hour, which is enough to give a lethal dose to a human in as little as 30 minutes¹. very hard 38% Aral SeaAral Sea19%Lake KarachayLake Karachay38%Lake RainierLake Rainier12%Lake CzebarkulLake Czebarkul29%Created by: Tschuka . Statistics based on 218 answers in 2 languages »lakes riddles » The beak of which bird is adapted to catch bees, wasps and hornets in their flight?European bee-eater. As the name suggests, bee-eaters predominantly eat insects, especially bees, wasps, and hornets. They catch insects in flight, in sorties from an open perch. Before eating a bee, the European bee-eater removes the sting by repeatedly hitting the insect on a hard surface.very hard 39% European rollerEuropean roller10%European honey buzzardEuropean honey buzzard39%European bee-eaterEuropean bee-eater39%black-tailed godwitblack-tailed godwit11%Created by: Ninjai. Statistics based on 691 answers in 2 languages »nature riddles » What is synecology?The study of the interactions between species in communities. Community ecology or synecology is the study of the interactions between species in communities on many spatial and temporal scales. The primary focus of community ecology is on the interactions between populations as determined by specific genotypic and phenotypic characteristics.hard 40% the study of singular living organismsthe study of singular living organisms18%the study of genetic variation in crop plantsthe study of genetic variation in crop plants27%the study of the interactions between species in communitiesthe study of the interactions between species in communities40%the study of environmental problemsthe study of environmental problems13%Created by: Ninjai. Statistics based on 422 answers in 2 languages »nature riddles » Play ecology quiz and see all the questions.