Come here if u have answer for unit 5 AP world test

Only people in ap world history can can someone give me a question and a statement to present to the class about chapter 15,16,or17

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

Wich of the following is not a receptor pair according to the opponent process theory