Biology
Related Questions
Which of the following is an amphibian?
- turtle
- salamander
- alligator
- crocodile
Bones with large air cavities are present in
- cnidarians
- fish
- annelids
- birds
Fill in the blanks:
Animals without a backbone whose body is soft and often covered by a hard shell are called _________.
Fill in the blanks:
Invertebrates with jointed legs belong to the _________ phylum.