Questions

Photosynthesis process removes carbon dioxide from the atmosphere. Green plants remove carbon dioxide from the atmosphere by photosynthesis. 

The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion. 

RBI issued currency notes under Fixed Minimum Reserve System.

Benchmarking is the process of comparing one's business proceses and performance metrics to industry bests or best practices from other industries. Dimensions typically measured are quality, time and cost.

the first country to Recognise 'Orphanage Trafficking' as Slavery is Australia.

The process which involves absorption of heat is endothermic.

Here given all the options are involving in absorption of heat. Hence, all the above are endithermic.