Click on ONE answer only.
What does this sign Indicato?
Thoro lo road construotion ahead,
You are near shopping mall and
Shoppers could be crossing the road,
O Multiplo podestrians could be orossing the
road at the Same time.
You are noar school and children could
be crossing the road.
Cheek Anower

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