The nerve chord in earthworm originates fromA. Supra - pharyngeal ganglia and has a fused pair of ganglia in each segment from the `3^(rd)` to the lastB. Supra- pharyngeal gangila and has a fused pair of gangila in each segment form the `4^(th)` to the lastC. Sub- pharyngeal gangila and has fused pair of ganglia in each segment from the `5^(th)` to the lastD. Sub- Pharyngeal ganglia and has a fused pair of ganglia in each segment form the `6^(th)` to the last

The nerve chord in earthworm originates fromA. Supra - pharyngeal gang

1.	The nerve chord in earthworm originates fromA. Supra - pharyngeal ganglia and has a fused pair of ganglia in each segment from the `3^(rd)` to the lastB. Supra- pharyngeal gangila and has a fused pair of gangila in each segment form the `4^(th)` to the lastC. Sub- pharyngeal gangila and has fused pair of ganglia in each segment from the `5^(th)` to the lastD. Sub- Pharyngeal ganglia and has a fused pair of ganglia in each segment form the `6^(th)` to the last
Answer» Correct Answer - C