They have very clearly mentioned all Pages. copypasting hereunder
Please send a copy of all pages of the valid passport(s) for yourself and your accompanying family members by mail, courier or e-mail to warsaw-im-enquiry @ international.gc.ca. If you are submitting via e-mail, scan your passport pages in PDF or JPG format. Our system will accept attachments up to 4MB only. If you need to compress your documents, please do so in ZIP format (this is the only format accepted by our system). The passport should be the passport that you intend to use to enter Canada. Please note that the passport should be valid for at least six months and contain at least two blank pages at the time of visa issuance. Ordinary passports are the only type of passport into which a permanent resident visa may be inserted. Diplomatic, official and special passports are not acceptable. Please do not send the original passports unless requested to do so.