Multiple choice If the lens in eye becomes opaque, the disease is called: Myopia Astigmatism Glaucoma Cataract Reveal answer Fill a bubble to check yourself D Correct answer Explanation A cataract is a medical condition in which the natural lens of the eye becomes progressively opaque, resulting in blurred vision. Myopia refers to nearsightedness, while glaucoma involves damage to the optic nerve usually due to high pressure.