Answer:
Rhodopseudomonas capsulata produce gold nanoparticles.
Step-by-step explanation:
The bacteria named Rhodopseudomonas capsulata has the ability to successfully produce gold nanoparticles which is ecofriendly means not adversely affected the environment. Ureolytic bacteria use urea for the production of Adenosine triphosphate (ATP) with the use of enzyme ATP-synthase and produce calcium carbonate when the calcium ions are available in excess amount.