Here's the link to the Ontario Universities' Application Centre (OUAC): it lists all the application materials, timelines, and has FAQs for all programs in Ontario. OUAC serves as the application portal for Ontario university admission - both for domestic and international candidates.

https://www.ouac.on.ca/

I'm not familiar with Dalhousie's admissions policy, but I'm sure their registrar has that information mapped out on its website.

What is to give light must endure burning.