GKToday PCS Mock Test - 173

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1.
Iron Pillar in Delhi was built during which dynasty?
2.
Which of the following cities is called “Detroit of India” for its automobiles industry?
3.
Who among the following introduced the subsidiary alliance system in India?
4.
For cotton cultivation which among the following soils is considered most suitable?
5.
William Harvey, Alexander Fleming & Louis Pasteur are related to respectively __________?