Ozone layer is being depleted by _____?
(a) Smog.
(b) Sulphur dioxide.
(c) Carbon monoxide.
(d) Chlorofluorocarbon.
Environmental Sciences MCQs
Environmental Sciences MCQs
Ozone layer exists in _____ ?
(a) Troposphere.
(b) Stratosphere.
(c) Mesosphere.
(d) Ionosphere.
Almost 99% of clean air consists of two gases which are;
(a) Nitrogen and Carbon Dioxide.
(b) Oxygen and Argon.
(c) Oxygen and Carbon Dioxide.
(d) Nitrogen and Oxygen.
World environment day is celebrated every year on _____ ?
(a) Aug 12.
(b) June 5.
(c) September 8.
(d) July 10.
Supersonic planes cause;
(a) Noise pollution.
(b) Air pollution.
(c) Radioactive pollution.
(d) Soil pollution.
Which of the following is a radioactive element?
(a) Uranium.
(b) Argon.
(c) Chromium.
(d) Cobalt.
Which of the following have been able to check the rapid growth of population?
(a) Underdeveloped countries.
(b) Developed countries.
(c) Developing countries..
(d) None of these.
Rapid growth of population at present time is due to?
(a) Lack of awareness among people to check birth rate.
(b) Global terrorism.
(c) Family planning.
(d) Migration.
Minamata disease are first detected in;
(a) Mexico.
(b) Japan.
(c) USA.
(d) Brazil.
Silviculture is the management of?
(a) Rivers.
(b) Lakes.
(c) Hills.
(d) Forests.