"Main Nutrients Needed by the Human Body" PPT courseware

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"Main Nutrients Needed by the Human Body" PPT courseware

Part One Content: Classroom Exploration

Explore the nutritional content of common foods

Purpose of research: analyze the nutritional content and production raw materials of boxed or bagged food;

Recommended equipment: notebooks, questionnaires, pens, etc.;

discuss:

Do different foods contain the same nutrients?

Different foods do not necessarily contain the same nutrients

Are foods containing the same nutrients produced from the same raw materials?

Foods containing the same nutrients are not necessarily produced from the same raw materials

What nutrients are generally contained in food?

PPT on the main nutrients needed by the human body, part 2: Nutrients necessary for the human body:

protein

It is an important component of cells. The growth and development of the human body and tissue replacement are inseparable from protein. Only by consuming enough protein can the human body maintain normal life activities and ensure good health.

carbohydrate

It is also an important component of cells and the main energy supply substance for the human body to carry out movement, breathing and other life activities.

Fat

It is composed of cellular components that can provide energy for human life activities. Most excess fat is stored under the skin and has the functions of maintaining body temperature and preventing mechanical damage.

vitamins

It plays an important role in maintaining physical health, promoting growth and development, and regulating life activities.

PPT on the main nutrients needed by the human body, part three: selection

1. Among the following groups of substances, the one that is both a component of the human body and an energy-supplying substance for the human body is ( )

A. Fat, sugar, vitamin B, protein, fat, inorganic salt

C. Fat, carbohydrate, protein D. Protein, water, inorganic salt

2. Which of the following substances turns blue when exposed to iodine? ( )

A. Protein B. Starch C. Fat D. Vitamins

3. People who lack vitamin C will suffer from ( )

A. Night blindness B. Scurvy C. Anemia D. Rickets

4. The main organic matter contained in steamed buns is ( )

A. Protein B. Water C. Starch D. Fat

5. The food containing more fat in the same amount of the following substances is ( )

A. Bread B. Egg C. Peanut D. Spinach

Keywords: Jiangsu Education Edition seventh grade biology PPT courseware for the second volume free download, PPT download of the main nutrients needed by the human body, .PPT format;

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"Main Nutrients Needed by the Human Body" PPT:

"Main Nutrients Needed by the Human Body" PPT Part One Content: Classroom Exploration Nutrients in food include protein, starch, fat, minerals, vitamins, and water. Explore the nutritional content of common foods. Research purpose: Analyze the nutritional content on food packaging..

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Update Time: 2024-10-03

This template belongs to biology courseware Jiangsu Education Edition Seventh Grade Biology Volume 2 industry PPT template

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