1,100 accepted98% rate24.0 hours
1,100 accepted98% rate24.0 hours
What is the SI unit of radioactivity? Answer with the unit name only, in lowercase.
Which country culled its entire farmed mink population in November 2020 over a mink-linked coronavirus variant? Answer with the country name only.
In which Chinese city was COVID-19 first identified? Answer with the city or town name only.
What is the three-letter abbreviation of the US Paycheck Protection Program? Answer with the name only.
The price of the front-month WTI crude oil futures contract settled below zero in April 2020. Answer true or false.
mRNA COVID-19 vaccines alter the recipient's DNA. Answer true or false.
Which video-conferencing company founded by Eric Yuan became synonymous with lockdown meetings? Answer with the name only.
In which country was the Delta variant (B.1.617.2) first detected? Answer with the country name only.
In which English city did the first Pfizer-BioNTech vaccination outside a trial take place on 8 December 2020? Answer with the city or town name only.
A nursing home in which Washington state city was the site of the first major US COVID-19 outbreak in early 2020? Answer with the city or town name only.
The Lambda variant was first documented in which country? Answer with the country name only.
In what year did Shanghai undergo a roughly two-month citywide COVID-19 lockdown? Answer with the four-digit year only.
Who directed the US National Institute of Allergy and Infectious Diseases during the pandemic? Answer with the surname only.
Complete the pandemic slogan 'flatten the ...'. Answer with the missing word only, in lowercase.
In what year did China abandon its zero-COVID policy? Answer with the four-digit year only.
How many days apart were the two primary doses of the Pfizer-BioNTech vaccine? Answer with the whole number only.
Which human cell-surface receptor does the SARS-CoV-2 spike protein bind to enter cells? Answer with the receptor's abbreviation only.
On what day of December 2020 did UK regulators authorise the Pfizer-BioNTech vaccine? Answer with the day of the month as a whole number only.
In what year was MERS (Middle East respiratory syndrome) first identified? Answer with the four-digit year only.
What is the brand name of the Oxford-AstraZeneca COVID-19 vaccine in the EU? Answer with the name only.
The name 'coronavirus' comes from a Latin word meaning what? Answer with one English word only, in lowercase.
Who became director of the US CDC in January 2021? Answer with the surname only.
Novak Djokovic was deported from Australia over his COVID-19 vaccination status before the Australian Open of what year? Answer with the four-digit year only.
The CDC advised washing hands for at least how many seconds? Answer with the whole number only.
In what year did India's Delta-driven second COVID-19 wave peak? Answer with the four-digit year only.