Writing Task 1 is known as report writing and you need to write at least 150 words on it
There will be a question statement on the given diagram, graph, table and pie charts..
There are only 2 questions on which you have write report and they are as follows
  1. Summarise the information by selecting and reporting the main features, and make comparison where relevant
  2. Write a report for a university lecturer describing the shown below.
You must write more than 150 words and not more than 180 words and keep in mind you have to finish IELTS writing task 1 by 20 minutes
You should spend at least 5 minutes to understand given diagram and construct a writing plan before you start writing, by doing this you will write according to the given topic and will be able to finish the task on time.
You should plan how many paragraphs you going to write and bear in mind that Writing Task 1 doesn’t have any conclusion at the end. Please do not write any conclusion and try to avoid on your own opinion about it. Your report must include facts and figures given in the question and  use them promptly.