Exposure to excessive ultraviolet (UV) radiation, which ozone normally blocks, is known to cause which health issue in humans?

An ecosystem consists of all the interacting organisms in an area together with: Science · Our Environment Which of the following are abiotic components of an ecosystem? Science · Our Environment Biotic components of an ecosystem include: Science · Our Environment A garden, with its plants, insects, birds and frogs, is an example of a/an: Science · Our Environment