WAEC - Biology (2018 - No. 17)
Which of the following practices may lead to infection of the eye? Use of
contact lenses
convex lenses
biconcave lenses
concave lenses
הֶסבֵּר
Contact lenses have a way of causing infections to the eyes at some point. It can cause a lack of oxygen since they are worn directly in the eye, especially if worn for long periods at a stretch.