1219ForestryMedium
Ozone layer of upper atmosphere is being destroyed by:
ASmog
BSulphur di-oxide
CChloro-fluoro-carbon
DCarbon di-oxide
Correct answer
C. Chloro-fluoro-carbon
Explanation
The correct answer is Chloro-fluoro-carbon.
Correct answer
C. Chloro-fluoro-carbon
Explanation
The correct answer is Chloro-fluoro-carbon.
Main threats to the population of wild animals in northern mountainous region include:
Of the total fresh water, 10% is used in homes whereas 90% is used in:
One of the following crops is the most effective in controlling soil erosion:
Endemic plants are those which grow in:
Himalayan foothills and the Potwar region including ________ are covered with the scrub forests which have been reduced to scanty growth at most of the places:
The term ‘ecard’ refers to: