8 A vertbral column replaces the ------------ in vertebrates
tubular nerve chords
flexible rod of tightly packed cells
9 Which of the following is not true of the vertebrates?
possession of endoskeleton
have a well developed sense organs
bodies are not bilaterally symmetrical
10 Which of these is not a class of vertebrates?
11 The largest group in animal kingdom is the phylum
12 All these are arthropods except
13 All of these animals belong to the class arachnida except
14 Cockroach belong to a class of animal called
8. notochord 9. bodies are not bilaterally symmetrical 10. Protozoa 11. correct answer is Arthropoda, we suppose there's a mistake in this test 12. cephalopoda 13. lobsters 14. insecta