"Rational Diet and Food Safety" PPT courseware download

Description

"Rational Diet and Food Safety" PPT courseware download

Part One: Introduction of New Course

The types and contents of nutrients in different foods are different, and people's dietary structures and eating habits are different, so the nutrients they obtain are different. In order to meet the needs of growth, development and life activities, how should we eat a reasonable diet? In order to ensure health, what food safety should we pay attention to?

learning target

1. Ability to evaluate one’s own nutritional status.

2. Design a nutritionally sound recipe.

3. Pay attention to food safety.

Reasonable diet and food safety PPT, Part 2: Reasonable diet

To achieve a reasonable diet, you must first understand your own nutritional status. Calculate your nutritional status:

Think and discuss

1.Are you satisfied with your current nutritional status?

2. How to improve your nutritional status?

Both malnutrition and overnutrition are malnutrition. The main cause of malnutrition is poor eating habits and unreasonable diet structure.

What kind of dietary structure is more reasonable and more conducive to the healthy growth and development of teenagers?

In order to achieve reasonable nutrition, Chinese nutritionists divide food into five categories and design it into a "balanced diet pagoda."

Nutritionists recommend that of the total daily energy intake, the energy from breakfast, lunch and dinner should account for about 30%, 40% and 30% respectively.

Teenagers have special nutritional needs

Teenagers are in a period of vigorous growth and development. They should eat enough sugar to maintain life activities, take in enough protein to meet growth and development, and a certain amount of inorganic salts, vitamins, fiber, etc.

Reasonable diet and food safety PPT, Part 3: Pay attention to food safety

In our country, the food quality and safety mark "QS" is a food market access mark. The affixing of this mark indicates that the food has passed mandatory inspections.

Common food safety issues

Food spoilage caused by bacteria and their toxins

Food contamination caused by pesticides, toxic chemicals and hormones

Reasonable diet and food safety PPT, Part 4: Feedback in class

1. After buying vegetables or fruits and taking them home, they often need to be soaked in water for 1~~2 hours. This is for ( )

A. Make fruits and vegetables fresher

B. Wash off the dust on the surface of fruits and vegetables

C. Let fruits and vegetables absorb water

D. Remove pesticides from the surface of fruits and vegetables

2. Do you think the main reason why many teenagers are obese now is ( )

A. Unhygienic food B. Food unsafe

C. Unreasonable nutrition D. Genetic factors

3. In order to make the child grow up healthily, a mother put forward reasonable dietary requirements for her child, which was unscientific ( )

A. Eat less fried food

B. Eat more vegetables and fruits

C.Drink a bag of milk every morning

D. Eat more refined flour and rice

Keywords: Beijing Normal University Edition Biology PPT courseware for seventh grade volume 2 free download, reasonable diet and food safety PPT download, .PPT format;

For more information about the PPT courseware "Human Nutrition, Reasonable Diet and Food Safety", please click the Human Body Nutrition ppt, Reasonable Diet and Food Safety ppt tag.

"Rational Diet and Food Safety" PPT teaching courseware:

"Rational Diet and Food Safety" PPT teaching courseware Part One: Learning Objectives 1. Explain the concept and meaning of a reasonable diet. 2. Try to design a more nutritious recipe. Important and difficult points 1. Key points: the significance of a reasonable diet. 2. Difficulty: Design..

"Rational Diet and Food Safety" PPT download:

"Rational Diet and Food Safety" PPT Download Part One: Course Knowledge Points Knowledge Point 1 Nutritional evaluation prompts whether the diet is reasonable. To achieve a reasonable diet, you must first understand your own nutritional status. The evaluation method is generally to measure your height (m) and weight (kg..

"Rational Diet and Food Safety" PPT courseware:

"Rational Diet and Food Safety" PPT courseware Part One: Learning Activity 1 1 What is a nutritious and reasonable diet? A diet that meets the body's nutritional and energy needs. According to the results of the National Nutrition Census, more than 95% of primary and secondary school students do not eat breakfast well and...

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Update Time: 2024-11-14

This template belongs to biology courseware Beijing Normal University Edition Seventh Grade Biology Volume 2 industry PPT template

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