The tour, scheduled for June 7-14, had been the earliest top-level race still standing on the cycling calendar.
The COVID-19 death toll in Spain topped 10,000 on Thursday, making it the second worst-hit nation behind Italy.
However, the Tour de France, due to start in Nice on June 27, remains on schedule.
A series of challenges and races will be run on the Zwift virtual cycling platform.
The highlight of the French sporting calendar is due to embark from Nice on June 27 and end on the Champs-Elysees in Paris on July 19.
The 25-year-old of Team UAE Emirates contracted the disease during last month's Emirates Tour that was canceled on February 27 after several riders caught the virus.
The race was one of the rare sporting events to escape postponement due to the coronavirus pandemic, until the final stage to south coast city Nice set for Sunday was cancelled.
The competition, which was due to take place at Education City on March 13, has been postponed, due to worldwide coronavirus outbreak.
Over the previous 48 hours, several teams had withdrawn from the race, including Mitchelton, EF, Jumbo, Groupama-FDJ and Ineos.
The 12-member Groupama squad, which includes four riders, is also under quarantine.
Dolphin Energy staff took to training in Education City, ahead of the 2020 event, on March 13.
The event organisers are also providing exhibition space at the event for schools, with more than 50 registrations, to exhibit their learning programmes to prospective parents.
The Frenchman's light-build proving a definite advantage over that of larger, stronger riders on the soft sand.
Organisers said that all the participants in the race, that had been due to finish on Saturday, will be tested for the virus which hit Italy hardest in Europe.
Ahmed, who has been in wheelchair for about 20 years after he met an car accident, will compete in wheelchair division event at the Ride of Champions on Friday.