GKToday PCS Mock Test - 86

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1.
Who defeated the Saka king Rudrasimha III and annexed his kingdom?
2.
Othalanga (Cerbera odollam), commonly known as the Suicide tree is found in which state of India?
3.
Which among the following led to Jallianwala Bagh massacre?
4.
Which among the following oxides cause the Acid rain ?
5.
Which among the following is the largest source of irrigation in India, apart from rains?