When sati opened her lunch box her mouth started watering on seeing the food. which organ system is working here in her body? a)mouth b)tongue c)respiratory system d)digestive system

The right option is D)Digestive system.

Explanation:

Digestive System: The digestive system include the alimentary canal and all the organs and glands associated with the digestion and assimilation of food animals.

Digestion: This is the breaking down of food molecules into simple and absorbable form for use by the animals.

When sati opened her lunched bag, her salivary gland quickly produced a digestive enzyme called Ptyalin which is found in the mouth.

Hence the Organ system working in her body is the Digestive System.

The right option is D)Digestive system.

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