English Language with Current Affairs

Read each sentence to find out whether there is any grammatical or idiomatic error in it.The number of that part is the answer. (contain  general awareness&computer knowledge information here)

1.Pakistan had successfully/(1) launched an indigenously /(2)developed armed drone and/(3) test-fired its laser-guided missiles./(4)No error

Pakistan has successfully launched an indigenously developed armed drone and test-fired its laser-guided missiles.
http://www.gktoday.in/gk-current-affairs-march-16-2015/

2.National Pharma Pricing Authority (NPPA), whom/(1) sets the price limit on /(2)essential medicines, comes under/(3) Ministry of Chemicals and Fertilisers/(4). No error
3.The incumbent Prime Minister, Benjamin Netanyahu’s Likud party has/(1)on the Israel election/(2) with Likud picking up the/(3)higher number of votes (4)No error
4.United States, Russia and China are the/(1)world’s top three arm exporters /(2)as per the latest report /(3)made from Stockholm International Peace Research Institute (SIPRI)/.(4)No error
5.As per the latest data /(1)by World Steel Association, India’s/(2) global position in /(3)steel production is third./(4)No error
Answer
1(1)Replace 'had' with 'has'
2(1).Replace 'whom ' with 'wnich'
3(4)Replace  'higher' with 'highest'
4.(4)Delete 'made'
5.(5)No error

Arundhati Bhattacharya: First woman (and youngest) Chairperson of State Bank of India (SBI) was placed at 30th position.

Read more at: http://currentaffairs.gktoday.in/category/current-affairs-2015/banking-current-affairs