It is an accidental or automatic brain response to sound which requires noeffort.
HEARING

It refers to the ability to perceivenoise and sound.
LISTENING

It is purposeful and focused rather than accidental. It requires motivation and effort.
LISTENING

It simply means focusing on what is significant on the information you have listened to.
WHY LISTENING IS IMPORTANT?
It lets you movethroughtext logically or in an order that will help you make sense of what you are listening to.
It enables you to distinguishbetweenthemostandleastimportantinformation presented in the selection to better comprehend it.
It is essential in easily understanding complicated concepts (Allen&Reason, 2015).
Determining worth of ideas includes:

Identifying your purpose for listening
Distinguishing between important and unimportant information to identify key ideas orthemes
Determiningtopic and mainidea
Identifying author's message
Using knowledge of narrative or expository text features and structures
Recognizing relevance
ROLE OF LISTENING IN DETERMINING THE WORTH OF IDEAS

It is one of the comprehensionstrategies that you could use to differentiate between what information you are listening to is most important versus what information is interesting but not necessary for understanding.
How can listening help you determine the worth of ideas?
Listening enables you to process the information, evaluate it, make sense of it, and respond to it whether it would be helpful for you or not—essential or not. It would help you make sound conclusions and/or generalizations based on given data.
When listening to the text presented, you need to do the following: