SCRA Entrance Exam is considered as tough nut to crack, but it is not impossible. If you have the right practice and preparation, you can crack the examination easily. Following are some tips which will help you in cracking the examination:

Be strong with the basics
Be aware
Go through civil services exams syllabus and solve all the English grammar and vocabulary questions.
Put a schedule
Practice, practice and practice
Be in touch of Current Scenario and Happenings
You need to make sure that your grammar should be grammar
Play with equations and numerical
be confident about yourself