Hello dear

Hope you’re doing well

To prepare for GGSIPU’s entrance for BA hons English, there are plethora of books and guides available in the market. Arihant is also a good option for literary aptitude.
to clear the exam, you need to practice previous year’s question papers. Another book available is of R.Gupta. It also have many question papers for you to practice

You also need to have basic general awareness.

All the best