Answers

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  • Helping Hand
2014-11-29T21:09:54+05:30
The excretory organ of ascaris is  Nematode .
2 4 2
and Nephridium, unit of the excretory system in many primitive invertebrates and also in the amphioxus
ok
actually it writen in my book
like this
its flame cells..
2014-11-29T21:13:50+05:30
It has  excretory canal........i am not sure on this
1 5 1
ascaris is example of nematoda
and Nephridium, unit of the excretory system in many primitive invertebrates and also in the amphioxus;
and Nephridium, unit of the excretory system in many primitive invertebrates and also in the amphioxus
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and Nephridium, unit of the excretory system in many primitive invertebrates and also in the amphioxus