Physics
When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is

Reflection of light
Dispersion of light
Refraction of light
Scattering of light

ANSWER DOWNLOAD EXAMIANS APP

Physics
An egg sinks in soft water but floats in a concentrated solution of salt because

The density of salt solution exceeds the density of eggs
Egg absorbs salt from the solution and expands
Albumin dissolves in salt solution and egg becomes lighter
Water has high surface tension

ANSWER DOWNLOAD EXAMIANS APP