What is the lightest metal?

According to which of the following - Psychology can be most satisfactorily defined as the science of human behavior?

The United States Food and Drug Authority (USFDA) has allowed emergency use of which antiviral drug, for treatment of severely ill COVID-19 patients?

Somewhere in the middle of the sand stupas in the Thar desert somewhere in the middle of the low land in which rainwater is constructed by temporary lakes, what they called?

In which of the following banks, a person cannot open his account?

Who has won the Euro Cup 2020 title by defeating England?

Prime Minister Mesut Yilmaz passed away, he belonged to which country?

Mahadayi river water dispute is in between -