Which of the following devices can be used to measure ozone in the stratosphere from the ground?

Who discovered the formation of ozone from photochemical reactions?

What does EESC stand for in context of ozone depleting compounds?

Which of the following chemicals are responsible for the depletion of the stratospheric ozone layer?

The ozone hole is a phenomenon that has occurred in:

When was the ozone hole discovered?

In which season is the ozone found at its maximum level in the northern hemisphere?

Montreal protocol is related to the ____________.

Which of the following action takes place in the formation of ozone?

Which one of the following is a result of ozone layer depletion?

In which layer of atmosphere ozone is very vital for all vegetation?

Which atom released when CFCs molecules are broken from UV radiations?

Which treaty was signed in 187 for the protection of ozone layer?

Which one of the following cause ozone layer depletion?

The word “ozone” is derived from the Greek word __________, meaning “to smell”. Ozone has a pungent odor that allows it to be detected even in very low amounts.

The large amount of ozone in the stratosphere also known as stratospheric ozone is considered as ___________ because it protects the earth from harmful ultraviolet (UV) rays.

The _______________ is a thin, fragile shield that envelops the earth and effectively filters about 90% the sun’s harmful ultraviolet-B radiation (UV-B) and completely screens out lethal ultraviolet-C radiation (UV-C). It is a region that begins about 10 to 16 kilometers above the earth’s surface and extends up to about 50 kilometers.

Which type of Ultraviolet radiation causes sunburns, snow blindness, immune suppression, and a variety of skin problems including skin cancer and premature aging?

One chlorine atom from an Ozone Depleting Substance molecule can destroy up to _____________ ozone molecules