إعراب كلمة ممارسة الرياضة مفيد

The sentence “exercise is beneficial” can be analyzed as follows: “exercise” is the subject (mubtada) in the nominative case marked by a dhamma vowel, “is” is the link between the subject and predicate, “beneficial” is the predicate (khabar) in the nominative case marked by a dhamma vowel. In summary, the sentence implies that exercise is beneficial.