The sentence starts with "The researchers examined," which is in the past tense. Therefore, the verb that follows should also be in the past tense: "discovered."
On which date International Civil Aviation Day is celebrated annually?
Who won the men’s World Rapid Chess Championship 2021?
World Tuna Day is observed every year on?
GO Savings Account, a latest digital banking product is a zero-balance account with simple account opening process and easy-to-operate features, the p...
Employees Provident Fund Organisation (EPFO) has slashed the interest rate on provident fund deposits to ______ % for 2021-22.
Which butterfly has been officially designated as the 'State Butterfly' of Jammu and Kashmir by the Government?
Who will be the torchbearer for the Paris 2024 Olympic Torch Relay?
India’s goods and services tax (GST) collection in April rose 12 per cent year-on-year to hit an all-time high of_______ as compared to Rs 1.68 tr...
Which of the following newly discovered gecko species was found in the Namdapha Tiger Reserve in Northeast India?
According to the information provided by the Ministry of Fisheries, Animal Husbandry & Dairying, from a mere 7.5 lakh tons in 1950-51, India’s total f...
