Write whether the following statements are true or false with proper explanation:
i. Planet Earth has highest number of animals from phylum Arthropoda.
ii. Animals belonging to phylum Annelida perform locomotion with the help of tube-feet.
iii. Herdmania has notochord in only tail region and hence it is called Urochordate.
iv. Mammals breathe with the help of lungs.
v. Amphibians are warm blooded.