Which phenomena establish the wave nature of ligth?

Which of the following does not support the wave nature of light?

In Davisson and Germer experiment states the observations which led to show the wave nature of electrons?

Describe an experiment which shows the wave nature of electron.

Can the phenomenon of rectilinear propagation,reflection and refraction be explained on the basis of wave nature of light?

Name the experiment, which established quantum nature of electric charge.

Which one proves transverse nature of waves?

Photoelectric effect demonstrate wave nature of radiation. (True/ false)