The maximum CO2 is emitted into the atmosphere by (A) Combustion (B) Urea (C) Biomass burning (D) Trees

The maximum CO2
is emitted into the atmosphere by
(A) Combustion
(B) Urea
(C) Biomass burning
(D) Trees
by

1 Answer

Answer :

(A) Combustion
by

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Which of the following processes doesn't account for an increase in atmospheric CO2 (carbon dioxide) levels? w) deforestation x) photosynthetic processes y) plant respiration z) fossil fuel combustion

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Why is water not suitable for putting out a petrol fire? (1) The oxygen content of water is isolated by petrol and thus it helps in burning (2) Petrol is too inflammable to be extinguished by water (3) The heat required for combustion of petrol is very low (4) Water, being heavy, slips below petrol which thus remains in contact with air and burns

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