GK Important days :Frequent questions

National voters day is celebrated on?
Answer:  25 January


World radio day is celebrated on ?
Answer: February 13

which day is celebrated as world day of social justice
Answer: February 20

world Tuberculosis day is observed on?
answer: march 24

World Environment Day is celebrated on ?
Answer: June 5

World Alzheimer's Day is celebrated on?
Answer: 21 September