'बायोमास' (जैव मात्रा) शब्द मुख्य रूप से और अक्सर किस प्रकार के पदार्थ को संदर्भित करता है?

In a typical untreated domestic sewage wastewater sample, which of the following is expected to have the highest concentration value (mg/L)?

Arrange the following greenhouse gases in increasing order of their overall relative contribution to global warming (percentage share): A. CO2 B. N2O C. CFCs D. CH4