Draw a venn diagram of Thallophyta, Bryophyta and Pteridophyta

Asked by harinder | 27th Aug, 2008, 04:28: PM

Expert Answer:

Venn diagram is to be drawn like this. In the region marked AB, the similarities between A and B are written, whereas In the region marked BC, the similarities between B and C are written. In the region marked AC, the similarities between A and C are written. The region ABC refers to similarities between A,B and C.

Similarly you can draw a Venn diagram of Thallophyta, Bryophyta and Pteridophyta.

Mark A as Thallophyta, B as Bryophyta and C as Pteridophyta.

In A -write ' primitive, undifferentiated plant body'.

In B- Write ' vascular system absent.'

In C- Write 'vascular system present'.

In BC- write ' differentiated plant body'.

In AC - write 'autotrophic green plants'

In ABC - write ' i) Autotrophic'

                          ii) 'Green plants'

                         iii) 'Inconspicuous reproductive organs'.

Similarly you can add on the other similarities and differences.


Answered by  | 27th Aug, 2008, 06:29: PM

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