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From Tasting to Digesting Class 5 Notes CBSE EVS Chapter 3 (Free PDF Download)

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Last updated date: 25th Apr 2024
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From Tasting to Digesting Revision Notes and Worksheets PDF: Your Companion for Studying Chapter 3 EVS Class 5

Chapter 3 of Class 5 EVS introduces students to the concepts of digesting food. It teaches them how we eat and digest food. It explains how different foods have different features. This chapter explains how we can easily identify the ingredients we use to cook food every day. To understand the context of this chapter, read From Tasting to Digesting revision notes prepared by the experts.


Read and understand the easy explanation of From Tasting to Digesting summary from the notes and learn the different facts. Use these notes to revise and recall these facts and concepts to score well in the EVS exams.


Class 5 EVS Revision Notes - Chapter-wise List

The class 5 EVS notes will help students prepare better for their examinations. They are prepared by experts and are in accordance with the latest CBSE syllabus and guidelines.

Access Class 5 Environmental Studies Chapter 3: From Tasting to Digesting Notes

Summary of From Tasting to Digesting

  • This chapter helps us to understand our digestion process.

  • Our digestion process starts from our mouth only.

  • We taste different foods with the help of our tongue.

  • We get a bitter, spicey, sweet, sour, and salty taste.

  • Taste buds are sensory organs on our tongue that allow us to detect sweet, salty, sour, and bitter flavors.


Taste Buds


Taste Buds

  • After the tongue, teeth play an important role in digestion it breaks our food into smaller parts.

  • Then our food goes to our stomach through the oesophagus.

  • Oesophagus is a long pipe that connects our mouth to the stomach. 

  • As the food reaches our stomach, it digests our food further and excavates the waste products through the small intestine and large intestine.


Digestive System


Digestive System


How to have your food

  • It is always advised to have food on time.

  • Water plays an important role in the digestion of food.

  • Elders always advise us to chew the food for a longer period.

  • We should always have clean and neat food.

  • After having food, a minimum rest is needed.


When should we take our food?

  • Having food on time is a good habit our body wants energy refill 3-4 times a day.

  • When we are hungry every person feels different, they are

  1. Some will feel a headache

  2. Some will get irritated or get angry

  3. Some will feel tired

  4. Some will cry

  5. Some will feel slight stomach ache

  • These signs of feeling hungry differ from person to person.


Nitu was Given a Glucose Drip

  • Nitu was in a bad way. She had been vomiting and having loose motions all day.

  • Her father gave her sugar and salt solution.

  • The doctor said that Nitu should get admitted to the hospital.

  • Nitu should be admitted to the hospital, according to the doctor. She requires a glucose drip.

  • Nitu became puzzled. She was aware that during playtime, the teacher would occasionally give them glucose to drink.

So, is it the same glucose or something else let’s understand.

  • "Your stomach is upset," the doctor aunty explained to Nitu. Your body has become extremely weak as a result of a lack of food and water. Even if you don't eat, the glucose drip will give you some strength quickly."

  • So, according to the doctor, the glucose Nitu’s teacher provided was to be taken directly and it helps our body to regain energy faster but the glucose drip is being injected into a person it gives a good amount of strength quickly without eating or drinking. 


Glucose Drip Attached with Saline


Glucose Drip Attached with Saline

Story – A Stomach with a Window

  • A soldier named Martin was shot on his stomach in 1822

  • At that time Dr. Beaumont was called to treat him.

  • The doctor found that Martin’s wound had healed except for one thing. He had a big hole in his stomach. The hole was covered with a loose flap of skin, like the washer in a football.

  • Dr. Beaumont drained some liquid from the stomach (juices). He was curious as to what would happen to a food item kept in a glass.

  • Dr. Beaumont conducted this experiment with a variety of foods. He fed Martin the same food at the same time, then measured how long it took for the food to digest in the glass versus Martin's stomach. He kept track of his findings in a table.

No.

Food Item

Time taken for Digestion

In the Stomach

In the Glass with Digestive Juices

1

Unboilded Milk

2 Hours 15 Mins

4 Hours 45 Mins

2

Boiled Milk 

2 Hours

4 Hours 15 Mins

3

Full Boiled Egg

3 Hours 30 Mins

8 Hours

4

Half Boiled Egg

3 Hours

6 Hours 30 Mins

5

Raw Egg, beaten

2 Hours

4 Hours 15 Mins

6

Raw Egg

1 Hours 30 Mins

4 Hours


Good Food, Good Health

  • Every person should have a balanced diet.

  • A balanced diet is one that includes a variety of foods in specific amounts and proportions to meet the body's needs for calories, proteins, minerals, vitamins, and alternative nutrients, with a small number of additional nutrients set aside to help the body survive the brief period of leanness.


Practice Questions

Q1. Fill in the blanks with the appropriate words given in the box.

salt, sugar, jaggery, lime, junk food, proper food, chew, gulp, glucose, Beaumont, Martin, smell, hunger, energy, 30-degree celsius, Oral rehydration Solution


1. We should eat food slowly and ............... it well.

Ans: Chew


2. One should be given a ............... and ............... solution when one has loose motion and vomiting.

Ans: Salt and Sugar


2. A ............... drip is given to a patient for instant energy.

Ans: Glucose


3. Dr ............... found that food is digested in the stomach by an acidic juice.

Ans: Beaumont


4. The food that is needed for the proper growth and development of a child is

called ................

Ans: Proper food


5. The temperature of our stomach is about ................

Ans: 30-degree Celsius


6. Our ............... changes our mood.

Ans: Hnger


7. Glucose gives ............... to our body immediately

Ans: Energy


Q2. How does our stomach help in the digestion of food?

Ans: Glands in your stomach lining make stomach acid and enzymes that break down food. Muscles of your stomach mix the food with these digestive juices.


Solved Example:

Q1. Joolan’s mouth started watering when she heard the word imli. When does your mouth water? List five things you like to eat and describe their taste.

Ans: 

Things

Taste

Ice Cream

Sweet

Chocolates

Sweet

Pickels

Sour

Chips

Salty

Lemon

Sour


Q2. Do you like only one kind of taste or different ones? Why?

Ans: I enjoy trying new flavours because I get bored when I only taste one.


Q3.  Jhoolan put a few drops of lemon juice in Jhumpa’s mouth. Do you think we can make out the taste with just a few drops?

Ans: Yes, we can taste it with just a few drops of sour lemon juice.


Q4.  If someone were to put a few seeds of saunf (aniseed) on your tongue, would you be able to tell with your eyes closed? How?

Ans: Yes, even though we can't taste something, we can still tell from its smell.


Q5. How do you feel when you are very hungry? How would you describe it? For example, sometimes we jokingly say, “I am so hungry I could eat an elephant!”

Ans: I get lightheaded and experience some tingling in my stomach when I'm extremely hungry, and I want to eat right away.


Q6.  How do you come to know that you are hungry?

Ans: I will become aware that I am hungry when there is a strong urge to eat something.


Q7. Think what would happen if you do not eat anything for two days?

Ans: I might become weak and get sick if I go two days without eating.


Importance of CBSE Class 5 EVS Chapter 3 From Tasting to Digesting

This chapter in the Class 5 EVS syllabus teaches us how we can recognise food and the ingredients used to make them. The storyline explains how the girl can easily identify the ingredients by their smell and taste.


The chapter also elaborates why different ingredients taste different and how we use them to cook dishes. In fact, this chapter urges the students to eat all kinds of food and enjoy the differences in taste.


Class 5 EVS Chapter 3 teaches students how to identify various food sources with their features. Learn how to recognise the common ingredients used in cooking in everyone’s kitchen. Find out why we need to chew our food well and then swallow it. From Tasting to Digesting is a good chapter that explains good food habits to children.


Benefits of Vedantu’s From Tasting to Digesting Revision Notes and Worksheets

  • The revision notes are compiled following the CBSE Class 5 EVS standards. The simpler explanation of all the concepts mentioned in this chapter will help you prepare it easily.

  • Refer to the notes whenever you want to resolve doubts on your own. Find out how the experts have explained every concept here in an easy version. Also, determine what do you understand by proper food from the explanation given.

  • Get your concepts of From Tasting to Digesting clear by using these notes. Learn good food habits and find the answers to exercise questions without any hassle.

  • Solve and find out the NCERT Class 5 EVS worksheets answers for this chapter. Learn how the experts have framed these answers accurately.


Download From Tasting to Digesting Revision Notes PDF

Refer to the Class 5 EVS Chapter 3 questions and answers from the free PDF files and escalate your comprehension skills. Check your answering skills by solving the worksheets after you have finished preparing this chapter. Refer to the food and health Class 5 worksheets with answers to understand the concepts better.


Conclusion 

Vedantu's comprehensive and well-structured Class 5 CBSE EVS Chapter 3 notes, "From Tasting to Digesting," offer an invaluable resource for young learners. The free PDF download provides a user-friendly and accessible platform, allowing students to grasp essential concepts with ease. With a focus on the digestive process, the notes delve into topics like taste, digestion, and the importance of a balanced diet. By presenting engaging visuals and simplified explanations, Vedantu facilitates a deeper understanding of complex concepts, encouraging students to develop a curiosity for the subject. These notes serve as a valuable aid in promoting academic excellence and fostering a lifelong passion for environmental science among young learners.

FAQs on From Tasting to Digesting Class 5 Notes CBSE EVS Chapter 3 (Free PDF Download)

1. Why should we chew our food properly?

Proper chewing of food leads to easy swallowing and digestion. It also helps us to absorb the nutrients properly from the food.

2. How can we identify food ingredients?

By referring to the NCERT Class 5 EVS workbook solutions, we can identify food ingredients from their features such as shapes, smell, and taste. This chapter explains how we can even identify certain food sources and ingredients by their tastes only.

3. Why was Nitu confused while listening to the glucose drip?

Nitu learnt from her teacher that glucose solution is consumed. They can drink glucose by mixing it with water. When she heard that she will be given a glucose drip at the hospital, she was confused. She came to know that it can also be given to her through her veins directly. 

4. What are the main organs involved in digestion?

The main organs involved in digestion are the mouth, esophagus, stomach, small intestine, and large intestine. Accessory organs like the liver, pancreas, and gallbladder also play vital roles in producing digestive enzymes and aiding in the process.

5. What is the role of enzymes in digestion?

Enzymes are biological molecules that accelerate chemical reactions in the body. In digestion, enzymes help break down complex food molecules into simpler substances that can be easily absorbed and utilized.