Eyes questions This is a list of recently added questions about eyes. Play eyes quiz and see all the questions. What color eyes do newborns of European ancestry have?Blue. Most new-born babies who have European ancestry lack pigments in the iris - so they have blue eyes. Over time, melanocytes slowly begin to produce melanin. Until the end of first year of life, the child will have a permanent color.Created by: Kacper Kamińskieasy 70% GreenGreen90HazelHazel320BrownBrown554BlueBlue2254human anatomy riddles » 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.Created by: Ninjaivery hard 29% yellowyellow124blackblack175orangeorange79it doesn't matter, all owls hunt at nightit doesn't matter, all owls hunt at night206ecology riddles » A person who has 4 types of color receptors is called ...Tetrachromat. Man is usually sensitive to about 500,000 colors. Tetrachromacy is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cells in the eye. Organisms with tetrachromacy are called tetrachromats which can see up to 99 million shades. Created by: Tschukavery hard 38% Such people do not existSuch people do not exist418QuatroculusQuatroculus712ChromosomChromosom202TetrachromatTetrachromat849anatomy riddles » Which of these concepts is NOT a color vision deficiency disorder ?Emmetropia is the state of vision where a faraway object at infinity is in sharp focus with the eye lens in a neutral or relaxed state. Protanopia, Deuteranopia, Monochromacy - color blindness, also known as color vision deficiency, is the decreased ability to see color or differences in color. Created by: Tschukavery hard 35% Protanopia Protanopia 92DeuteranopiaDeuteranopia136EmmetropiaEmmetropia265MonochromacyMonochromacy255medicine riddles » What was the color of Jesus' eyes?Brown. The Scriptures tell us that Jesus didn’t look different from an ordinary Jewish man of His time. Any other color of eyes than brown would have been surely noted down. In the 2004 movie, The Passion of the Christ, Jesus was portrayed by Jim Caviezel who had his blue eyes digitally changed to brown.Created by: Kinga Hhard 40% brownbrown3883blueblue2350greygrey248it is not knownit is not known3123Jews riddles » Which desert has this famous "eye"?Sahara. The Richat Structure in Mauritania, also known as the Eye of the Sahara, was interpreted as an asteroid impact structure, but no evidence for shock metamorphism has been found. Today scientists believe that it is a huge (40 km in diameter) and deeply eroded geologic dome.Created by: globalquiz.orgvery hard 24% NamibNamib1574GobiGobi2460SaharaSahara1915MojaveMojave1909deserts of Africa riddles » Who should you expect to show stronger red-eye effect?Blue-eyed people. The iris plays no role in the effect, but the blue-eyed people have relatively low melanin in the fundus as well. Therefore, they show a much stronger red-eye effect, as the light passing fundus is not absorbed by melanin. The role of melanin in red-eye effect is nicely demonstrated in case of heterochromia (one eye blue, one brown): typically, only the blue eye displays the effect.Created by: Kantapat Rassameehard 54% blue-eyed peopleblue-eyed people5046brown-eyed peoplebrown-eyed people1511elderselders134there is no differencethere is no difference2575light riddles » Which part of a dog's or a cat's eye reflects the light?A layer behind retina. Many vertebrates, especially nocturnal ones, have the reflecting layer called tapetum lucidum. It reflects the light back through the retina, increasing the amount of light available to the photoreceptors. Created by: globalquiz.orghard 49% conjuctivaconjuctiva2010pupilpupil2965irisiris4418a layer behind retinaa layer behind retina9167cats riddles » Why do cats have vertical pupils?To better see in the dark. The sharpest image is produced by round pupils, and if cats weren’t nocturnal, they probably would have round pupils like us. But the vertical pupil, in combination with horizontal eyelids, gives the cat greater and more accurate control in different types of lighting. A cat may adjust the amount of light by moving eyelids only.Created by: globalquiz.orgeasy 78% to have sharper visionto have sharper vision4631to better see in the darkto better see in the dark20825to be more attractiveto be more attractive343it is a useless mutationit is a useless mutation871optics riddles » What animal is that?Goat. The horizontal pupils allow wide panoramic vision. Because goats' irises are usually pale, their pupils are much more noticeable than in animals such as cattle, deer, horses and sheep, whose similarly horizontal pupils blend into a dark iris. Created by: globalquiz.orgaverage 66% camelcamel4195goatgoat12621kangarookangaroo1875dogdog256mammals riddles » Play zoology quiz and see all the questions.