Which among the following is incorrect about Hemichordates?(a) Their digestive system is complete with both mouth and anus(b) They are bilaterally symmetrical and are coelomates(c) They adopt tracheal mode of respiration(d) These organisms are also called as acorn wormsThe question was posed to me during an interview for a job.The doubt is from Classification of Animal Kingdom into Different Phylum-4 topic in section Animal Kingdom of Biology – Class 11

Which among the following is incorrect about Hemichordates?(a) Their d

1.	Which among the following is incorrect about Hemichordates?(a) Their digestive system is complete with both mouth and anus(b) They are bilaterally symmetrical and are coelomates(c) They adopt tracheal mode of respiration(d) These organisms are also called as acorn wormsThe question was posed to me during an interview for a job.The doubt is from Classification of Animal Kingdom into Different Phylum-4 topic in section Animal Kingdom of Biology – Class 11
Answer» Right option is (c) They adopt tracheal mode of respiration The explanation: The DIGESTIVE SYSTEM in hemichordates is complete with both MOUTH and anus. They are bilaterally symmetrical and are coelomates. They use their gills to respire. These organisms are also CALLED as ACORN worms.

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