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Enzymes in breaking down complex food molecules. These complex molecules are insoluble but the end products of chemical digestion are simpler molecules which are soluble
7.flow of food particles in the alimentary canal 👇👇👇👇👇👇👇👇👇

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1.diet refers to the blood to the food and drinks that we consume daily.
2.a balanced diet is which contains all nutrients with correct quantities and proportions
3.a balanced diet is necessary for =
A.supplying the required energy
B.balanced body growth
C.maintaning the health of the body
D.preventing deficiency such as scurvy and rickets
3.a balanced diet varies according to one's
i.ageii.size iii.sex iv.job vi.job vii.state of health

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1.1 calorie (cal )=4.2joules(J)
. 1kilocalorie(kcal)=4.2kilojoule

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1.simple chemicals usually found in the body
2.body need calcium and phosphorus than the mineral
3.mineral are  needed for good health

Info 👇👇👇

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1.made up from cellulose which cannot digested by the body
2.A shortage of fibre in our daily diet can cousti

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1.simple chemicals usually in

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1.60%-75% of person body weight is made up from water
2.vegetables and fruits obtain water
3.water is needed for =
i.Helping in the digestion food ii.transporting digested food substance iii.transporting excretory products such as urea iv.maintaining the concentration of blood vi.maintaning the body temperature vii.all metabolic processes

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1.simple chemicals usually found in the body

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1.simple

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1.simple chemicals usually found in the body
2.body need

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1.simple chemicals usually found in the body
2.

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1.simple chemical

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1.simple chemicals usually found in the

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1.simple chemicals usually

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1.simple chemicals usually found in the body
2

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1.small quantity only
2.classified two group =soluble in water (B,C)soluble in fat (A,D,E,K )
3.Vitamins =
i.protect the body
ii.maintain the health of the body
🔥🔥🔥🔥INFO 🔥🔥🔥🔥

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1.made up from =
i.carbon
ii.hydrogen
iii.oxygen
🔥🔥Notice 👇👇👇🔥🔥🔥
The ratio is different from the carbohydrates
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
2.fat produce twice the amount energy compared with carbohydrates with same weight
3.function of fat=
i.supplying energy
ii.insulator of heat
iii.protecting the internal or gans iv.dissolving some vitamins in the body (A,D,E,K)

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1.made up from =
i.carbon
ii.hydrogen
iii.Nitrogen
iv.oxygen
2.Sometimes protein can also contain phosphorus and sulphur.
3.protein are required for
i.building new cells
ii.for growth to replace damaged tissue
4.Lack of protein will cause diseases know as kwashiokor or stunted growth.
Food rich in protein 👇👇👇

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1.carbohydrates is made up from
i.carbon
ii.hydrogen
iii.oxygen
2.three type carbohydrates
i.starch
ii.sugar
iii.cellulose
3.Carbohydrates arepresent in various forms=
starch are stored in plants
sugar =soluble in water and sweet
cellulose =found in plants wall and cannot be digested (vegetables and fruits )
Glucogen =is found in liver and muscle
4.Carbohydrates is our main source energy.
Food rich in carbohydrates 👇👇👇

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i.Carbohydrates
ii.proteins
iii.fats
iv.vitamins
v.minerals
vi.fibre
iv.water

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iTTV PMR/PT3 Form 2 Science #2 Nutrition (Classes of Food)

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Chapter 02 : Nutrition - Lesson 01 : Classes of Food Hey Students. We are a private e-learning company which provide students with video classroom lessons for home study and revision.Subscribe today and save lots of time and money without any additional Tuition classes. Subscribe at www.ittv.com.my/fsl We believe "Learn Well to Do Well !!"