Home

Which of the following animal contains respiratory organs like, gills, book gills, book lungs or tracheal system? 
akimg18

A. Click to check answer

B. Click to check answer

C. Click to check answer

D. Click to check answer

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. The given figures (A & B) shows the germinal layer. The animals having structures shown in the figures…
  2. Identify the animals shown in the given figures A, B and C from options given below. 
  3. Examine the figures A, B and C. In which one of the four options all the items A, B and C are correctly…
  4. Polyp phase is absent in
  5. Tracheae of cockroach and mammal are similar in having
  6. The organisms attached to the substratum generally possess
  7. The figure given below is the characteristic structure of the phylum in which animals are aquatic, free…
  8. Which one of the following categories of animals is correctly described with no single exception in…
  9. Read the following statements and answer the question.(i) They are exclusively marine, radially symmetrical,…
  10. Refer the following animals and identify those which have a fluid filled body cavity with a complete…
  11. Match the phylum given in column - I with the special features present in them given in column - II…
  12. Which of the following is not the common fundamental feature for animal classification?
  13. Refer the figures A, B and C and choose the correct option which shows animals that regulate buoyancy…
  14. Refer the types of cells present in some animals. Each cell is specialized to perform a single specific…
  15. Which of the following statements (i - v) are correct ?(i) The pelvic fins of female sharks bear claspers.(ii)…
  16. Which of the following statements (i – v) are incorrect ? Circulatory system in arthropods is…
  17. In which of the phylum, excretory organ like proboscis gland is present?
  18. Hemichordates have now been placed with the nonchordates, close to echinoderms, because true
  19. Identify the figures and select the correct option 
  20. Which of the following is a fresh water sponge?
  21. Match the organisms given in column-I with their common name given in column-II and choose the correct…
  22. Identify the correct characteristic feature shown by the given figure? 
  23. Which of the following feature is not correct regarding the figure given below? 
  24. Which of the following sets of animals give birth to young ones?
  25. Which of the following statements is incorrect ?
  26. Meandrina (brain coral) belongs to phylum
  27. Which of the following is a living fossil?
  28. Which of the following group of animals reproduces only by sexual means?
  29. Which of the following features distinguish mammals from other vertebrates ?
  30. In amphibians, heart is ________ chambered.