Year 11 Exam  >  Year 11 Notes  >  Biology for GCSE/IGCSE  >  Digestion of Starch

Digestion of Starch | Biology for GCSE/IGCSE - Year 11 PDF Download

Digestion of Starch: Extended

  • Amylase enzymes are synthesized both in the mouth and the pancreas, with the pancreas releasing them into the duodenum.
  • Their function involves breaking down starch molecules into simpler sugars.

The digestion of starchThe digestion of starch

  • Amylase is released into the alimentary canal at two points: in the mouth and in the duodenum from the pancreas. Its role is to break down starch into maltose, a disaccharide.
  • Maltose undergoes further digestion by the enzyme maltase, which converts it into glucose on the membranes of the epithelial cells that line the small intestine.

Question for Digestion of Starch
Try yourself:
Where are amylase enzymes synthesized in the body?
View Solution

The document Digestion of Starch | Biology for GCSE/IGCSE - Year 11 is a part of the Year 11 Course Biology for GCSE/IGCSE.
All you need of Year 11 at this link: Year 11
110 videos|158 docs|34 tests

Top Courses for Year 11

FAQs on Digestion of Starch - Biology for GCSE/IGCSE - Year 11

1. How is starch digested in the human body?
Ans. Starch is digested in the human body by the enzyme amylase. Amylase breaks down starch into maltose, a type of sugar, which can then be further broken down and absorbed by the body for energy.
2. What is the role of saliva in the digestion of starch?
Ans. Saliva contains amylase, an enzyme that begins the digestion of starch in the mouth. When we chew food, saliva mixes with it and starts breaking down the starch into simpler sugars.
3. Why is extended digestion of starch important for the body?
Ans. Extended digestion of starch allows for a gradual release of glucose into the bloodstream, which helps in maintaining stable blood sugar levels and providing a steady source of energy for the body.
4. What factors can affect the digestion of starch in the body?
Ans. Factors such as the amount of amylase produced by the body, the type of starch consumed, and individual digestive health can all influence the digestion of starch in the body.
5. How can one improve the digestion of starch in the body?
Ans. To improve the digestion of starch, one can focus on chewing food thoroughly to mix it with saliva, consuming whole grains and fiber-rich foods, and maintaining a balanced diet with proper hydration and regular physical activity.
110 videos|158 docs|34 tests
Download as PDF
Explore Courses for Year 11 exam

Top Courses for Year 11

Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Related Searches

shortcuts and tricks

,

pdf

,

study material

,

Viva Questions

,

Summary

,

past year papers

,

MCQs

,

Previous Year Questions with Solutions

,

Extra Questions

,

ppt

,

mock tests for examination

,

Semester Notes

,

video lectures

,

Digestion of Starch | Biology for GCSE/IGCSE - Year 11

,

Digestion of Starch | Biology for GCSE/IGCSE - Year 11

,

Exam

,

Sample Paper

,

Objective type Questions

,

practice quizzes

,

Digestion of Starch | Biology for GCSE/IGCSE - Year 11

,

Important questions

,

Free

;