RBSE Solutions for Class 5 EVS Chapter 14 Digestion of Food

Rajasthan Board RBSE Solutions for Class 5 EVS Chapter 14 Digestion of Food Textbook Exercise Questions and Answers.

RBSE Class 5 EVS Solutions Chapter 14 Digestion of Food

RBSE Class 5 EVS Digestion of Food Textbook Questions and Answers

Think and Write the Answer of the following :

Question 1. 
When we eat our food, why should we take only small bites of chapati?
Answer: 
When we eat our food, we should take small bites of chapati so that we can chew the food properly. If we take big bites of chapati, we will not be able to chew7 it properly.

 

Question 2.
Why is it necessary to chew7 the food?
Answer: 
When we chew the food slowly and properly, saliva mixes with the food and makes the food smooth. So it is easy to digest such food.

Look at the Figure Given and Answer These :

Question 1.
Which are the major organiser of the digestive system?
Answer: 
Mouth, oesophagus, 2stomach, and intestines are the major organiser of the digestive system.

Question 2. 
What changes take place in the food while it reaches the stomach from the mouth?
Answer: 
It becomes smooth and lubricated like paste.

Think and Answer the Following Questions :

Question 1. 
Have you ever heard somebody saying. “Rats are jumping in my stomach”? What is the meaning of this sentence?
Answer: 
The meaning of this sentence is that the person is feeling very hungry.

Question 2. 
At what times do you feel hun¬gry?
Answer: 
When the food we eat is digested and we stop getting energy at that time we feel hungry.

Question 3. 
If you don’t get the food for one day, then* w hat will happen?
Answer:
If we don’t get the food for one day, we will start feeling hungry and weak.

Question 4. 
What are the reasons for feeling weak?
Answer: 
The main reason for feeling weak is due to lack of nutrients due to lack of food. 

Question 5. 
When we fall ill, why is the glu¬cose dissolved in water given to us?
Answer: 
For providing instant energy, the glu-cose dissolved in water is given to us.

Question 6. 
What is healthy diet? What happens in it?
Answer: 
All the parts of the body get complete nutrients, such as balanced diet is called healthy diet, it contains carbohydrates, fats, salts, pro¬teins and vitamins etc. 

Think and Answer the Following :

Question 1. 
Why was Mira feeling weak?
Answer: 
Because Mira was suffering from anaemia.

Question 2. 
In which of your classmates have you noticed the symptoms of a disease like Mira?
Answer: 
In Deepak, Neha and Deepti, I have noticed the symptoms of a disease like Mira.

Question 3. 
What should we do so that there will not be any deficiency of iron in our body?
Answer: 
For this, we should take iron tablet and should take proper food. We should consume cereals, pulses, green leafy vegetables, sesame seeds (til), walnut, almond, guava, date, fish, etc. in our food.

Food Group and Food Pyramid

Question 1. 
We eat many types olf food items. A list of few food items is given here, corn, Ben¬gal gram, lentil (chana dal), moong lentil, rice, porridge, brinjal, milk, curd, peas, carrot, mango, papaya, apple, spinach, lady finger, flat¬tened rice (poha), bitter gourd, bottle gourd, cheese, buttermilk, khoa, egg, fish, meat, chapati, bread, etc. You can add more food items to this list, if you want. Divide these food items in the groups given below :

Green Vegetables	Milk and its Products	Fruits	Cereals and Pulses	Eggs, Meat, etc.

Answer: 

Green Vegetables	Milk and its Products	Fruits	Cereals and Pulses	Eggs, Meat, etc.
Brinjal, peas, carrot, spinach, lacfy finger bitter gourd, bottle gourd	milk, curd, paneer/ cheese, buttermilk khoa	mango, japaya, apple	corn, bengal gram, lentil, moong, rice, porri dge	egg, fish, meal

Think and Answer the Following : 

Question 1. 
When do the children fall ill? 
Answer: 
If the children ignore cleanliness, not eat proper food, consume unwashed fruits and vegetables, not wash hands with soap after defecation and before eating meals, etc. they fall ill.

Question 2. 
Due to which reason the development of the children hampers?
Answer: 
On being ill, and due to the growth of worms, the development of the children is hampered.

Question 3. 
Why are the children unable to concentrate on their studies?
Answer: 
On being ill, and growth of worms in stom¬ach, the children are unable to concentrate on their studies.

Question 4. 
What are the advantages of worm control for children?
Answer: 
The advantages of worm control for children are-

1. Chances of their illness are less.
2. It helps in fast growth of the children.
3. Children get physical and mental strength.
4. They are able to concentrate on studies, 

Learnt, Understood, and Now Tell

Question 1. 
Write the full name of the tablet given for the treatment of Anaemia?
Answer: 
Iron Folic Acid.

Question 2. 
Which tablet will you take for the worm control (Deforming)?
Answer: 
Albendazole tablet.

Question 3. 
What food items should we eat in order to remove the iron deficiency?
Answer: 
In order to remove the iron deficiency, we should include cereals, pulses, sesame (til), green leafy vegetables, walnut, almond, guava, seasonal fruits, dates, fish, etc. in our diet (food).

Question 4. 
Draw a labelled diagram of the Digestive System?
Answer: 
Our Digestive System

Question 5. 
write in detail the digestion of food.

Answer:  
The digestive tract begins at the lips and ends at the anus.It consists of the mouth, or oral cavity, with its teeth, for grinding the food, and its tongue, which serves to knead food and mix it with saliva; the throat, or pharynx; the oesophagus; the stomach the small intestine, consisting of the duodenum, the jejunum, and the ileum and the large intestine, consisting of the cecum, a closed-end sac connecting with the ileum, the ascending colon, the transverse colon, the descending colon, and the sigmoid colon, which terminates in the rectum. Glands contributing digestive juices include the salivary glands, the gastric glands in the stomach lining, the pancreas, and the liver and its ad- juncts-the gallbladder and bile ducts. All of these organisers and glands contribute to the physical and chemical breaking down of in- gested food and to the eventual elimination of non-digestible wastes. Their structures and functions are described step by step in this section.

RBSE Class 5 EVS Digestion of Food Important Questions and Answers

Objective Type Questions 

Question 1. 
Choose the right option :
(i) Food tastes sweet-
(a) Due to glucose
(b) Due to saliva
(c) Due to smoothness
(d) Due to lubricated paste
Answer: 
(a) Due to glucose

(ii) Food, through the oesophagus, reaches the:
(a) small intestine
(b) stomach
(c) large intestine
(d) rectum
Answer: 
(b) stomach

(iii) We should eat less-
(a) ghee and oil 
(b) porridge
(c) chapati 
(d) vegetable
Answer: 
(a) ghee and oil 

Question 2. 
Fill in the blanks-
(a) Nehal was eating the food slowly by ............. it. 
(b) The teacher told that when we chew the food slowly ............. mixes with the food.
(c) The saliva converts the starch present in the food into .............  
(d) Due to glucose the ............. tastes sweet.
(e) The undigested food collects in the ............. 
Answer:
(a) chewing 
(b) saliva
(c) glucose 
(d) food 
(e) large intestine.

Question 3. 
Match Table A with Table B 

Table A	TableB
Undigested food	In stomach
Oesophagus	In rectum
Anaemia	Aibendazole tablet
worm control	¡ron tablet

Answer: 

Table A	Table B
Undigested food	In rectum
Oesophagus	In stomach
Anaemia	Iron tablet
worm control	Albendazole tablet

Question 4. 
State true/false-
(i) Food eaten slowly by chewing is digested properly.
(ii) Organswer of digestive system together di-gest the food.
(iii) We should not put on shoes or chappals.
(iv) Vegetables and fruits should be consumed after washing them with clean and pure water.
(v) Due to worms, physical development of children does not slow down.
Answer: 
(i) True 
(ii) True 
(iii) False 
(iv) True 
(v) False

Very Short Answer Type Questions

Question 1. 
During the midday meal, how was Raj at swallowing food?
Answer: 
Very quickly, without chewing.

Question 2. 
How was Nehal eating the food?
Answer: 
Slowly by chewing it.

Question 3. 
The saliva secreted in our mouth, converts what into glucose?
Answer: 
It converts the starch present in the food into glucose.

Question 4. 
When food is eaten slowly by chewing, what happens?
Answer: 
Saliva mixes with the food properly.

Question 5. 
How does food taste due to glucose?
Answer: 
Sweet.

Question 6. 
Where does the food reach through oesophagus?
Answer: 
In the stomach.

Question 7. 
What is done to provide instant energy to a weak person?
Answer: Drip of glucose is given.
 
Question 8.
The deficiency of iron in blood is known by what name?
Answer: 
Anaemia.

Question 9. 
What is given to the patient of anaemia?
Answer: 
Iron tablet.

Question 10. 
What is the full name of Iron tab¬let?
Answer: 
Iron Folic Acid

Question 11. 
What is the impact of worm control in children?
Answer: 
The children get physical and mental strength.

Question 12. 
For control of worms (deworm- ing) which tablet is given?
Answer: 
Albendazole tablet.

Question 13. 
What do we get from food?
Answer: 
Energy.

Question 14. 
If we don’t eat food the whole day, what would happen?
Answer: 
We would feel weakness.

Question 15. 
Where did Rajat go when he fell Ul?
Answer: 
To the hospital.

Short/Long Answer Type Questions

Question 1. 
Why did Nehal interrupt Rajat?
Answer: 
Nehal interrupted Raj at to tell him that he should eat the food slowly by chewing.

Question 2. 
What did the teacher tell about food? '
Answer: 
The teacher told that when we chew the food slowly, saliva mixes with the food and makes the food smooth and lubricated like a paste. The saliva secreted in our mouth, converts the starch present in the food into glucose. Due to this glucose, the food tastes sweet. The digestion of food starts from the mouth itself.

Question 3. 
Explain the process of digestion of food.
Answer: 
Initially, the food in the mouth is chewed with the help of teeth, and then through the oesophagus, it reaches the stomach, from where it goes to the small intestine and then to the large intestine. In the stomach and the intes¬tine, the food is digested with the help of diges¬tive juices.

Question 4. 
What happens with the undigested food?
Answer: 
The undigested food collects in the rectum, which is then excreted outside the body.

Question 5. 
What are the symptoms of deficiency of iron (blood)?
Answer: 
The symptoms of deficiency of iron (blood) are as follows-

1. Weakness.
2. Problem in breathing.
3. Dryness of lips.
4. Not feeling hungry.
5. Loss of concentration on studies.
6. Disturbed sleep.
7. While working, feeling tired soon.

Question 6.
What kind of diet did the doctor suggest Mira to cure the deficiency of Iron?
Answer: 
The doctor advised Mira to eat cerals, pulses, seasame (til), green leafy vegetables, walnut, almond, guava, seasonal fruits, dates, fish, liver etc. along with the iron tablets, to cure defi¬ciency of iron.

Question 7. 
Name any ten edible things.
Answer:

1. Chapati made of wheat flour, 
2. Rice 
3. Gram, Moong lentil, Urad lentil etc. 
4. Porridge
5. Milk
6. Curd
7. Peas, 
8. Carrot
9. Mango Banana, Apple, etc. 
10. Meat.

Question 8.
What nutritional elements do we get from food?
Answer: 
From food, we get the following nutritional elements-

1. Carbohydrates 
2. Proteins 
3. Fats 
4. Vitamins 
5. Minerals.

Question 9. 
What are worms? What programmes are being conducted by the state government for deworming?
Answer: 
The organisms that live in the stomach are called worms. The state government has started the deworming programme. Under this programme, children are given a tablet of “Albendazole,” which helps in controlling worms.

Question 10.
What are the advantages of control of worms for children?
Answer: 
Worm control provides physical and mental strength in children. They don’t fall ill frequently.-They are able to concentrate on their studies. It helps is faster development of children.

Question 11. 
What precautions should we take to control worms?
Answer: 
To control worms, we should take the following precautions-

1. We should always use clean toilets.
2. We should always wash hands with soap after defecation and before eating food.
3. We should always drink pure water.
4. We should always wash fruits and vegetables with clean and pure water, and then consume them.
5. We should always maintain trimmed and clean nails.

Question 12. 
If your classmate is feeling weakness due to deficiency of iron in his body, then which of the following edibles will you advice him? rice, ghee, spinach, fish, apple, potato
Answer: 
Apple, spinach, fish.

Question 13. 
Which of the following edible items should we eat in maximum amount? Chapati, spinach, milk, pulses, rice, oil.
Answer: 
Chapati, pulses, rice.

Question 14. 
Which of these edible items should we eat in less amount? Ghee, Porridge, Sweets, Banana, Oil, fish.
Answer: 
Ghee, Sweets, Oil, Fish.

Question 15. 
Which of the following items should we eat in limited quantity? Curd, Rice, Paneer, (Cheese), Meat, Tomato, Ghee
Answer: 
Curd, Paneer (Cheese), Meat, Ghee.