Biology · Structural Organisation in Animals
If the head of a cockroach is removed, it may live for a few days because:
- 1the cockroach does not have a nervous system.
- 2the supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen.
- 3the head holds a 1/3rd of a nervous system while the rest is situated along the dorsal part of its body.
- 4the head holds a small proportion of a nervous system while the rest is situated along the ventral part of its body.✓
Correct answer
the head holds a small proportion of a nervous system while the rest is situated along the ventral part of its body.
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