This is an instuction for assessing the pupils on listening skill.

Please tell me whether this instruction is pertinent and grammatical:

Listen to the description of a famous personality and answer the following questions:

Note: The answer to these questions always need not be the actual words used by the speaker. With your understanding of the whole description you can supply the actual words of the speaker or any word or phrase which are synonymous to those used by the speaker.
The answer to these questions need not always be...
Thank you, Philip.