Q: 29 (NDA-II/2009)

Consider the following statements:
1. The vernal equinox falls on March 21.
2. On equinox, the sun is directly overhead at the equator.
3. The changes in the day length on equinox result from the changes in the tilt of the earth with respect to the sun.
Which of the statements given above is/are correct?
question_subject: 
Geography
question_year: 
2009
question_exam: 
NDA-II
stats: 
0,384,296,184,40,384,72