India-based Neutrino Observatory is included by the Planning Commission as a mega science project under the 11th five-Year Plan. In this context, consider the following statements:

1. Neutrinos are chargeless elementary particles that travel close to the speed of light.

2. Neutrinos are created in nuclear reactions of beta decay.

3. Neutrinos have a negligible, but nonzero mass.

4. Trillions of Neutrinos pass through human body every second.

Which of the statements given above are correct ?