Practice Worksheet – Class 5 EVS Chapter 3 – The Mystery of Food
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Class 5 EVS – Chapter 3: The Mystery of Food
complete simple worksheet for Class 5 EVS Chapter 3 – “The Mystery of Food”, with answers included.
WORKSHEET – SET 1 (WITH ANSWERS)
A. Fill in the blanks
- The coloured patches on Disha’s uttapam were caused by ________.
Answer: microbes - Microbes need moisture, air and the right ________ to grow.
Answer: temperature - Drying in the sun removes ________ from food items.
Answer: moisture - Oil in pickles keeps ________ away.
Answer: air - Cold temperature in the fridge ________ the growth of microbes.
Answer: slows down
B. True or False
- Microbes can be seen easily with our eyes.
Answer: False - Butter needs refrigeration but ghee does not.
Answer: True - Fermented food items are made with the help of microbes.
Answer: True - Eating spoiled food can cause stomach problems.
Answer: True - Saliva helps in the digestion of food.
Answer: True
C. Match the following
| Column A | Column B |
|---|---|
| 11. Incisors | c. Cut food |
| 12. Matka | a. Keeps water cool |
| 13. Canines | b. Tear food |
| 14. Premolars | e. Crush food |
| 15. Chillies | d. Drying |
Answers:
11–c, 12–a, 13–b, 14–e, 15–d
D. Short Answer Questions
- What made Disha’s uttapam spoil?
Answer: Microbes grew on the uttapam and spoiled it. - Why do pickles last long?
Answer: Because oil keeps air away and prevents microbes from growing. - What happens when we chew food properly?
Answer: Food breaks into smaller pieces and saliva helps in digestion.
E. Long Answer Question
- Explain any three methods of food preservation with examples.
Answer:
- Drying: Removes moisture; example: dried chillies, papad.
- Pickling: Oil and salt keep air away; example: mango pickle.
- Refrigeration: Cold temperature slows microbes; example: milk, vegetables.
WORKSHEET – SET 2 (WITH ANSWERS)
A. Fill in the blanks
- India is the largest producer of ________ in the world.
Answer: millets - Microbes that spoil food are found in air, soil, water, plants and ________.
Answer: animals - Mustard ________ is added to pickles to stop microbes.
Answer: oil - Ghee is prepared by heating ________.
Answer: butter - Seasonal fruits taste ________ when eaten in their season.
Answer: best
B. True or False
- All microbes are harmful for us.
Answer: False - Dried foods stay fresh for longer.
Answer: True - Idli batter rises because of microbes in the air.
Answer: True - Oral hygiene is not important for health.
Answer: False - A cavity is a hole in the tooth.
Answer: True
C. Match the following
| Column A | Column B |
|---|---|
| 11. Roti | b. Khakhra |
| 12. Mango | d. Aam papad |
| 13. Chillies | a. Chilli powder |
| 14. Lemon | c. Lemon pickle |
| 15. Butter | e. Ghee |
Answers: 11–b, 12–d, 13–a, 14–c, 15–e
D. Short Answer Questions
- What do microbes need to grow?
Answer: Moisture, air, and the right temperature. - Why should we eat slowly?
Answer: To avoid choking and to help in proper digestion. - What did Disha observe at the vegetable market?
Answer: Her grandfather selected fresh fruits and vegetables carefully.
E. Long Answer Question
- Write about any two home remedies used during indigestion.
Answer:
- Drinking buttermilk or curd helps digestion because of good microbes.
- Having warm ginger water reduces stomach discomfort.
WORKSHEET – SET 3 (WITH ANSWERS)
A. Fill in the blanks
- Food gets spoiled due to the growth of ________.
Answer: microbes - Sun-drying removes ________ from food.
Answer: moisture - ________ temperature slows the growth of microbes.
Answer: Cold - Incisors are used to ________ food.
Answer: cut - A dentist found a ________ in Disha’s tooth.
Answer: cavity
B. True or False
- Ghee spoils faster than butter.
Answer: False - Packaging and airtight cans keep microbes away.
Answer: True - Moisture helps microbes grow faster.
Answer: True - Chewing releases saliva.
Answer: True - Mango pickles are made using oil and salt.
Answer: True
C. Match the following
| Column A | Column B |
|---|---|
| 11. Milk | c. Refrigeration |
| 12. Fish | d. Dried fish |
| 13. Molars | b. Grinding food |
| 14. Wasps | e. Preserve food for larvae |
| 15. Vegetables | a. Freezing |
Answers: 11–c, 12–d, 13–b, 14–e, 15–a
D. Short Answer Questions
- Why do some foods spoil faster than others?
Answer: Because they contain more moisture which helps microbes grow. - What is mould?
Answer: A fungus made of thousands of microbes seen as coloured patches. - Why is oil added to pickles?
Answer: To keep air away and stop microbes from growing.
E. Long Answer Question
- Describe the process of making idlis. What makes the batter fluffy?
Answer:
Idlis are made by grinding rice and dal into a batter and leaving it to ferment.
Microbes in the air make the batter rise and turn fluffy.
WORKSHEET – SET 4 (WITH ANSWERS)
A. Fill in the blanks
- Microbes that spoil food cannot be seen without a ________.
Answer: microscope - ________ helps us digest food when we chew properly.
Answer: Saliva - Disha’s grandmother dried ________ to make chilli powder.
Answer: chillies - Indigestion can also be caused by bad ________ habits.
Answer: eating - Lychee is a ________ fruit.
Answer: seasonal
B. True or False
- Tomatoes dry quickly when kept inside the refrigerator.
Answer: False - Some microbes help us make curd.
Answer: True - Fruits taste best when eaten fresh and in season.
Answer: True - We should talk while eating to avoid choking.
Answer: False - Matka cools water naturally.
Answer: True
C. Match the following
| Column A | Column B |
|---|---|
| 11. Pickles | d. Used in pickling |
| 12. Oil | b. Keeps out air |
| 13. Incisors | a. Cut food |
| 14. Refrigerator | c. Slows microbes |
| 15. Sunlight | e. Drying food |
Answers: 11–d, 12–b, 13–a, 14–c, 15–e
D. Short Answer Questions
- What did Disha find in her forgotten tiffin?
Answer: Spoiled uttapam with coloured patches. - What does cold temperature do to microbes?
Answer: It slows down their growth. - Why should we rinse our mouth after eating?
Answer: To remove food particles and prevent cavities.
E. Long Answer Question
- What advice did the dentist give to Disha? Why is oral hygiene important?
Answer:
The dentist advised her to brush regularly, rinse after eating, and avoid sweets.
Oral hygiene prevents cavities, toothache, and infections.
WORKSHEET – SET 5 (WITH ANSWERS)
A. Fill in the blanks
- Microbes grow fast in the presence of air, moisture and ________.
Answer: warmth / temperature - Salt and ________ are traditional preservatives.
Answer: sugar - Bamboo shoots are used for making ________ in Northeast India.
Answer: curries - Teeth that tear food are called ________.
Answer: canines - Food in airtight cans stays fresh because microbes cannot get ________.
Answer: air
B. True or False
- Microbes are present only in spoiled foods.
Answer: False - Dry fruits are good options to carry on a trip.
Answer: True - Talking while eating may cause choking.
Answer: True - Good microbes in curd help in digestion.
Answer: True - Mangoes travel long distances to reach us.
Answer: False
C. Match the following
| Column A | Column B |
|---|---|
| 11. Premolars | c. Crush food |
| 12. Canines | a. Tear food |
| 13. Juice | b. Packaged juice |
| 14. Salt | d. Traditional preservative |
| 15. Wheat roti | e. Khakhra |
Answers: 11–c, 12–a, 13–b, 14–d, 15–e
D. Short Answer Questions
- Why is food preservation important?
Answer: It prevents food from spoiling and helps us store it for longer. - Name any three seasonal fruits.
Answer: Mango, lychee, jamun (answers may vary). - What happens when food is spoiled and eaten by mistake?
Answer: It may cause vomiting, stomach pain or indigestion.
E. Long Answer Question
- Explain how refrigeration, drying and pickling help in preserving food.
Answer:
- Refrigeration: Low temperature slows microbes; used for milk and vegetables.
- Drying: Removes moisture needed by microbes; used for chillies and papad.
- Pickling: Oil and salt stop air from entering; used for mango and lemon pickles.
Other Important Notes Related to This Chapter
NCERT Question Answer Solution Class 5 EVS Chapter 3: The Mystery of Food
Summary Notes Chapter 3: The Mystery of Food
Extra Questions Chapter 3: The Mystery of Food
Practice Worksheet Chapter 3: The Mystery of Food