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(d) all the above
(b) Rajendra Singh
(d) all of these
(c) UV radiation
(c) ammonia into nitrite
Chlorofluorocarbons have been in use for
(d) all the above
(d) all the above
See lessWho is popularly known as ‘water man’?
(b) Rajendra Singh
(b) Rajendra Singh
See lessWhich of the following contribute to green house effect?
(d) all of these
(d) all of these
See lessThe ozone layer of the atmosphere blocks
(c) UV radiation
(c) UV radiation
See lessNitromonas bacteria convert
(c) ammonia into nitrite
(c) ammonia into nitrite
See less