Environmental Science
Of the gases listed below, which is not believed to be responsible for enhancing the earth's greenhouse effect?

Nitrous oxide (N2O)
Molecular oxygen (O2)
Chlorofluorocarbons (CFCs)
Carbon dioxide (CO2)
Methane (CH4)

ANSWER DOWNLOAD EXAMIANS APP

Environmental Science
Which of the following is false?

Rate of succession is faster in secondary succession
Quantity of biomass in a trophic level at a particular period is called as standing crop
The succession that occurs in newly cooled lava is called primary succession
Phytoplanktons are the pioneers in the aquatic ecosystem
The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level.

ANSWER DOWNLOAD EXAMIANS APP