Practise reading different kinds of texts in English to develop the habit of reading quickly.
Before you answer any question, read each question properly to make it easier to find answers late
Start with a cursory reading of the text to have a generic idea what it is about. Once you are a little familiar, read it carefully
Since you do not have to apply your own knowledge to answer the questions, all answers will be there in the passage itself. Read carefully to not miss them.
While answering, ensure that you are using the correct spellings as given in the passage.
Sometimes there can be questions to test upon your understanding of the given passage.
It is a good practice to mark important words as you read along. For instance, if there are important dates, mark them!