Environmental Science
Carbon dioxide is called greenhouse gas because it is

Transparent to heat but traps sunlight
Transparent to both sunlight and heat
Used in green-house to increase plant growth
Transparent to sunlight but traps heat

ANSWER DOWNLOAD EXAMIANS APP

Environmental Science
What is UNCED?

None of these
United Nations Conference on Environment and Development
United Nations Conference on Environmental Day
United Nations Conference on Education,

ANSWER DOWNLOAD EXAMIANS APP