Read the following article and mark the letter A, B, C, or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 7 to 12.
Do all humans and animals see color in the same way?
Research shows that color really does affect our minds and bodies. The color blue helps us to feel calm. Red, on the other (7) ______, can make us feel angry. Football teams seem to play better when wearing red. They are more likely to win matches than those wearing (8) ______ colors.
After analysing recent sales of works of art, a leading expert concluded that pictures with red in them fetch higher prices than those without.
Color is how our eyes (9) ______ light. It is the way our brain perceives mixtures of different light wavelengths falling on the retina of the eyes. Human vision is trichromatic – we have three (10) ______ (cones) in our eyes. These receptors are red, green, and blue, and each is designed to pick (11) ______ different wavelengths of light. People who are color-blind detect fewer colours as one type of receptor is not working properly.
Birds are tetrachromatic – they have four color receptors and see things that we see as red as many different shades of color. This is very useful for them (12) ______ searching for food.
Question 7: A. neck B. hand C. art D. cause
