Eyes questions This is a list of recently added questions about eyes. Play eyes quiz and see all the questions. 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 23% yellowyellow48blackblack50orangeorange29it doesn't matter, all owls hunt at nightit doesn't matter, all owls hunt at night85ecology 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: Tschuka very hard 35% Such people do not existSuch people do not exist336QuatroculusQuatroculus561ChromosomChromosom161TetrachromatTetrachromat584anatomy 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: Tschuka very hard 35% Protanopia Protanopia 38DeuteranopiaDeuteranopia50EmmetropiaEmmetropia111MonochromacyMonochromacy110medicine 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% brownbrown3624blueblue2213greygrey226it is not knownit is not known2960Jews 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% NamibNamib1537GobiGobi2414SaharaSahara1882MojaveMojave1871deserts 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 people4772brown-eyed peoplebrown-eyed people1427elderselders129there is no differencethere is no difference2454light 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% conjuctivaconjuctiva1915pupilpupil2840irisiris4218a layer behind retinaa layer behind retina8728cats 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 vision4435to better see in the darkto better see in the dark19982to be more attractiveto be more attractive328it is a useless mutationit is a useless mutation830optics 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% camelcamel4047goatgoat12202kangarookangaroo1819dogdog249mammals riddles » Which dogs have blue eyes?Siberian Husky. Siberian Huskies are known for blue eyes. They commonly have one more unusual trait called heterochromia - a difference in iris coloration between the left and the right eye.Created by: Kasiavery easy 94% French spanielFrench spaniel564greyhoundgreyhound582foxhoundfoxhound727Siberian HuskySiberian Husky30249dog breeds riddles » Play zoology quiz and see all the questions.