The largest phyla in kingdom animalia are phylums: Mollusca, Porifera, Cindaria, Platyhelminthes, Nematoda, Annelida, Arthropoda, Echinodermata, and Chordata, our own phylum. PHYLUM NEMATODA: Phylum nematoda consists of only roundworms, some that are parasitic.
How it Works. You have up to 4 months from the date of enrollment to complete your personal trainer course. However, you may complete the course as quickly or as slowly as you would like within that 4 month period. It takes the average ISSA student 10 weeks to get certified.
8 Steps to Become a Personal Trainer. 1  1. Learn the Characteristics of a Good Personal Trainer. 2  2. Get Certified. 3  3. Get a Job. 4  4. Consider a Specialty. 5  5. Set Up Your Own Business. 6  6. Learn How to Market Yourself. 7  7. Improve Your Skills and Education. 8  8. Become Indispensable to Your Clients.