You stayed up late to study for an exam and only got a few hours of sleep. list at least three signs of drowsy driving you may experience, and the effect it can have on your morning drive to school.

Without stratospheric ozone, which of the following would most likely occur? i. smog over major cities would be greatly reduced. ii. farms would produce surplus crops because of increased photosynthesis. iii. uv radiation would damage phytoplankton and reduce populations of aquatic consumers. i only ii only iii only i and ii i and iii