Which one feature is common to leech, cockroach and scorpion [AIIMS 2004]
A) Nephridia
B) Ventral nerve cord
C) Cephalization
D) Antennae
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ANSWER
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THE ANSWER IS ANTERNNAE
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THE ANSWER IS ANTERNNAE
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Answer:
Ventral nerve cord is the common feature to leech, cockroach and scorpion.
Explanation:
Leeches belong to phylum annelids where as cockroaches and scorpion belongs to phylum arthropods.
But there is a common feature in these organisms is they have Ventral nerve cord.
This ventral nerve cord is a part of central nervous system.
Along with above mentioned phyla ventral nerve cord is also seen in nematoads.
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