The biology teacher, before starting the lecture, had shown a video of

the story of blind and the lame man that how th

The biology teacher, before starting the lecture, had shown a video of

the story of blind and the lame man that how they helped each other to

overcome their weakness and fulfil their needs by benefitting each other and

then started the topic by taking the example of lichens.

(a)Can you correlate the above situation to any of your biology topics. Name

the phenomenon studied by you?

(b)Explain an example, other than lichens, related to the above-mentioned

answer.​