Amphixous is a marine animal belonging to the sub-phylum

A. Urochordata

B. Cephalochordata

C. Vertebrata

D. Hemichordata

  1. Which of the following has a diaphragm between the thorax and abdomen
  2. The rules for the naming of living organisms were first established by
  3. Which of the following does not show J metamerism ?
  4. Biramous appendages are typically found in
  5. The term "Monera" stands for
  6. Which of the following animals has a ventral nerve cord
  7. Physalia, the "Portugese man of War" belongs to class
  8. A triploblastic animal in which I mesenchyme fills the space between ectoderm and endoderm is
  9. Which of the protozoan is considered as connecting link between animals and plants ?
  10. Which one of the following is a matching set in animal classification based on correct sequence of phylum…
  11. Character common in spider, cockroach and centipede is
  12. Insects possess
  13. Segmentation of the body is not represented in
  14. Which one of the following sets of animals are homeothermic ?
  15. Canal system is characteristic of
  16. For finding a haemocoel which animal you will select ?
  17. A pearl oyster belongs to class
  18. Which of the following is not an acoelomate animal ?
  19. Which of the following is not a deuteros-tome phylum ?
  20. An insect differs from a spider in the following ways :
  21. All worms are mainly
  22. True fishes possess gills and fins. Which of the following is not a true fish ?
  23. Which of the following is a species ?
  24. Egg laying mammals are found in
  25. The term Thylum' in taxonomy was given by
  26. Structures built on a common plan, but modified during the course of evolution : to serve particular…
  27. Which of the following pairs of specific names belongs to the same genus
  28. The biggest phylum in regard to the number of species is
  29. The mammals of order Rodentia have
  30. Which one is a cold blooded animal