What is the shadow of the inner part of the moon called?

'Education psychology is the gradual study of educational development.' Which psychologist gave this definition?

Who was the first woman who swam across the seven major oceans?

"Mental health is a harmonious act of the whole personality" Which psychologist has this statement?

Bhagat movement is related to which of the following tribe?

Who planned the Grand Trunk road?

According to a recently released report, how many deaths occurred in India during 2017 due to air pollution?

Did the Bolshevik Revolution take place?