Explanation : Lack of good listening skills is a
communication barrier. Listening intently
or with focus ensures that no message is
missed which is crucial to communication
Semantic noise refers to ambiguity in words,
sentences or symbols which disturbs the
transmission of the message and interferes
with the interpretation of the message. It is a
communication barrier which must be taken
care of and not be neglected.
Top down command structure (hierarchy)
hampers the smooth flow of communication.
Information often is filtered as it moves up
and down the chain of command, watering
down the message or changing the nature of
Use of cliched idioms is a communication
barrier as it makes the audience squirm and
Explanation : Effective teaching behaviour/skills includes
- making oneself clear to all learners
regardless of their individual differences.
- using effective non-verbal communication
such as enthusiasm and animation through
variation in eye contact, voice and gestures
to keep students engaged/involved in the
- using meaningful verbal phrase to maintain
active participation of students.
On the other hand,
- acknowledging and summarising students'
ideas is not effective in learning; using those
to connect/build further ideas is.
- probing general questions or shifting a
discussion to higher thought level defeats
the planned learning objectives; teaching
must be appropriate for the specific topic as
well as the specific class level.