Saliva all are correct is largely secreted by the parotid, sublingual and submandibular glands. rich in amylase comes primarily from the parotid and submandibular glands. moisten food so that it can be swallowed.

All are correct.

Explanation:

Saliva is the liquid watery fluid secreted by the glands present in the mouth. The saliva contains different enzymes and chemicals that help in the digestion of food.

The saliva contains salivary amylase that acts on carbohydrates and breakdown into the simple monosaccharides. The saliva is secreted by the submandibular glands, parotid glands and sublingual glands. This saliva also helps in the moistening of food for the easy swallowing. The lingual lipase is also present that helps in the digestion of small fats.

Thus, the all the given statements are correct.