Biology
Mention if the following statements are true or false:
- Saliva moistens and lubricates food.
- Saliva contains a protein-digesting enzyme.
- Saliva tends to destroy germs in the mouth.
- Peristalsis occurs through all regions of the gut.
- The food in stomach stays for about 10 hours.
- Gastric juice is alkaline.
- Gastric juice contains pepsinogen.
Digestive System
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Answer
- True
- False
Corrected Statement — Saliva contains a starch-digesting enzyme. - True
- True
- False
Corrected Statement — Food stays in the stomach for about 3 hours. - False
Corrected Statement — Gastric juice is acidic. - False
Corrected Statement — Gastric juice contains pepsin and renin.
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