Class 6 Science Chapter 2 Components of Food (খাদ্যৰ উপাদান)

Join Telegram channel

Follow us:

Class 6 Science Chapter 2 Components of Food (খাদ্যৰ উপাদান) answer to each chapter is provided in the list so that you can easily browse throughout different chapter Assam Board As Per New Syllabus Class 6 Science Chapter Class 6 Science Chapter 2 Components of Food (খাদ্যৰ উপাদান) and select needs one.

SEBA Class 6 Science Chapter 2 Components of Food (খাদ্যৰ উপাদান)

Also, you can read the SCERT book online in these sections Solutions by Expert Teachers as per SCERT (CBSE) Book guidelines. These solutions are part of SCERT All Subject Solutions. Here we have given Assam Class 6 Science Chapter 2 Components of Food (খাদ্যৰ উপাদান) Solutions for All Subject, You can practice these here…

Components of Food [খাদ্যৰ উপাদান]

Chapter: 2

Exercises

Q.1. Name the following 

(a) The nutrients which mainly give energy to our body. 

Ans: Carbohydrates and fats. 

(b) The nutrients that are needed for the growth and maintenance of our body.

Ans: Proteins and minerals. 

(c) A vitamin required for maintaining good eyesight. 

Ans: Vitamin A. 

(d) A mineral for keeping our bones healthy. 

 Ans: Calcium. 

Q.2. Name the major nutrients in our food.

Ans: The major nutrients in our food are:  carbohydrate, proteins, fats, vitamins and minerals. 

Q.3. Name two foods each rich in 

(a) Fats. 

(b) Starch. 

(c) Dietary fibre. 

(d) Protein. 

Ans: (a) Fats – Milk, egg 

(b) Starch – Rice, potato 

(c) Dietary – fibre Fruits, vegetables. 

(d) Protein – Gram, moong 

Q.4. Tick (✔) the statements that are correct. 

(a) By eating rice alone, we can fulfil nutritional requirements of our body.

(b) Deficiency diseases can be prevented by eating a balanced diet. 

(c) Balanced diet for the body should contain a variety of food items.

(d) Meat alone is sufficient to provide all nutrients to the body. 

Ans: Correct statements are: (b) and (c)

Q.5. Fill in the blanks: 

(a) ______ is caused by deficiency of Vitamin D.

Ans: Rickets 

(b) Deficiency of ______ causes a disease known as beriberi.

Ans: Vitamin 

(c) Deficiency of Vitamin C causes a disease known as ______.

Ans: Scurvy 

(d) Night blindness is caused due to deficiency of _____  in our food.

Ans: Vitamin A.  

Additional Questions and Answers 

A. Very short answer type questions and answers

Q.1. What do you mean by nutrients?

Ans: Our food ingredients contain some components that are needed by our body. These components are called nutri- ents. 

Q.2. Name two main carbohydrates found in our food.

Ans : Starch and sugar 

Q. 3. Solution of which substance is used for testing starch? 

Ans: A solution of iodine is used for testing starch.

Q.4. How does the colour of food containing starch change on adding iodine solution? 

Ans: The food items turns blue black.

Q.5. Solutions of which substances are used for testing proteins? 

Ans: Solutions of copper sulphate and caustic soda are used for testing proteins.

Q.6. How does the colour of food containing proteins change on adding solutions of copper sulphate and caustic ‘soda? 

Ans: The food item turns violet. 

Q.7. What kind of food is called ‘energy giving foods’? 

Ans: Foods containing fats and carbohydrates are called energy giving foods. 

Q.8. What kind of foods is called ‘body building foods? 

Ans: Foods containing proteins are called body building foods. 

Q.9. Which nutrient of our food helps in protecting our body against diseases.

Ans: Vitamins help in protecting our body against diseases. 

Q.10. Why are minerals essential for us? 

Ans: Minerals are essential for proper growth of our body and for maintaining good health. 

Q.11. Name two food items each rich in-

(a) Vitamin A 

(b) Vitamin B 

(c) Vitamin C 

(d) Vitamin D 

Ans: (a) Papaya, milk. 

(b) Liver, sunflower seeds. 

(c) Lemon, orange. 

(d) Milk, egg. 

Q.12. Why is roughage essential for us?

Ans: Because it helps our body get rid of undigested food.

Q.13. Why is water essential for us?

Ans: Because water helps our body to absorb nutrients from food. 

Q.14. Name two foods each rich in –

(a) Iodine. 

(b) Phosphorus. 

(c) Iron. 

(d) Calcium.

Ans: (a) Fish, iodised table salt. 

(b) Milk, banana. 

(c) Apple, spinach. 

(d) Milk, egg. 

Q.15. What is a balanced diet? 

Ans: The diet which contains all the nutrients that our body needs in right quantities and also a good amount of roughage and water is called a balanced diet. 

Q.16. What do you mean by deficiency diseases?

Ans: Diseases that occur due to lack of nutrients over a  long period are called deficiency diseases. 

Q.17. Name the vitamins or minerals deficiency of which lead to the following diseases – 

(a) Night blindness 

(b) Beriberi 

(c) Scurvy 

(d) Rickets 

(e) Goitre 

(f) Anaemia 

Ans: 

Q.18. Fill in the blanks with words from among the given alternatives 

(a) Fats give much _______ energy as compared to the same amount of carbohydrates. ( more / less) 

Ans: More. 

(b) Foods containing fats and carbohydrates are also called _______ foods. (body building / energy giving) 

Ans: Energy giving. 

(c) Foods containing proteins are often called _______ foods. (body building/energy giving)

Ans: Body building. 

(d) _______ keeps our skin and eyes healthy. (vitamin C / VitaminA) 

Ans: VitaminA. 

(e) _______ helps our body to use calcium for bones and teeth. (Vitamin A/Vitamin D)

Ans: Vitamin. 

(f) Rice is a _______ rich source of food. (protein / carbohydrate)

Ans: Carbohydrate. 

(g) Besides the nutrients, our body needs _______ and water. (dietary fibres / fruits) 

Ans: Dietary. 

(h) Dietary fibres are also known as _______ (threads/rough- age) 

Ans: Roughage. 

(i) Cooking results in the loss of certain (tastes / nutrients)

Ans: Nutrients. 

(j) Vitamin C gets easily by heat during cooking. (dissolved destroyed) 

Ans: Destroyed. 

(k) By eating too much fat rich food we may end up suf-fering from a condition called _______ (obesity/scurvy)

Ans: Okesity.

(I) All deficiency diseases can be prevented by taking a – diet. (protein rich/balanced)

Ans: Balanced. 

(m) The disease associated with bleeding gums is – (beri- beri/scurvy) 

Ans: Scurvy. 

(n) The disease in which bones of a person become soft and bent is _______ (beriberi / rickets) 

Ans: Rickets. 

(o) The disease associated with swollen neck is____ tre/anaemia)

Ans: Goitre. 

(p) Deficiency of _______ weakens the bones and causes tooth decay. (calcium/iron)

Ans: Calcium. 

(q) The disease _______ makes the muscles weak. (beriberi/ rickets) 

Ans: Beriberi. 

(r) _______ are required for growth and repair of our body (Pro- teins/Fats) 

Ans: Proteins. 

B. Short answer type questions and answers 

Q.1. Describe a test for the presence of starch in a food item.

Ans: Few drops of dilute iodine solution are added to the food item. If the colour of the food item turns blue-black, then it shows that the food item contains starch. 

Q.2. Describe a test for the presence of proteins in a food item. 

Ans: A small quantity of the solid food is ground or mashed. Putting some of this in a test tube, few drops of water are added to it and the test tube is shaken well. Now two drops of solu- tion of copper sulphate and ten drops of solution of caustic soda are added to the test tube. If the contents of the test tube turns violet, it indicates the presence of protein in the food item.

Q.3. Describe a test for the presence of fats in a food item. 

Ans: A small quantity of a food item is wrapped in a piece of paper and then it is crushed. Now the paper is straightened and it is observed whether there is an oily patch on the paper. An oily patch on the paper shows that the food item contains fats. 

Q.4. Write two functions of vitamins in our body. 

Ans: The two functions of vitamins in our body are –

(i) They help in protecting our body against disease.

(ii) They help in keeping our eyes, bones, teeth and gums healthy. 

Q.5. Write two functions of water in our body.

Ans: The two functions of water in our body are: 

(i) Water helps our body to absorb nutrients from food.

(ii). Water helps in throwing out some wastes from the body as urine and sweat. 

Q.6. What effects may be seen in a person if he or she does no get enough proteins in food for a long time? 

Ans: The effects may be stunted growth, swelling of face, discolouration of hair, skin diseases and diarrhoea. 

Q.7. What effects may be seen in person if his or her diet is deficient in both carbohydrates and proteins for al long time? 

Ans: In such situation, the growth of the body of the per- son may stop completely and he or she may become very lean and thin and so weak that he or she may not even be able to move. 

Q.8. Write the symptoms of the following deficiency dis- eases: 

(a) Night blindness 

(b) Beriberi 

(c) Scurvy 

(d) Rickets 

(e) Goitre 

(f) Anaemia 

Ans: (a) Night blindness: Poor vision, loss of vission in darkness. 

(b) Beriberi: Weak muscles, very little energy to work. 

(c) Scurvy: Bleeding gums, wounds take longer time to heal. 

(d) Rickets: Bones become soft and bent. 

(e) Goitre: Swollen glands in the neck, men- tal disability in children.

(f) Anaemia: Weakness.

অসমীয়া মাধ্যমত পাঠভিত্তিক প্ৰশ্নোত্তৰ

প্ৰশ্ন : – ১) তলত দিয়াসমূহৰ নামকৰণ কৰা :

ক) আমাৰ শৰীৰক প্ৰধানকৈ শক্তি যোগানধাৰী পুষ্টিদায়ক দ্ৰব্য ।

উত্তৰঃ – আমাৰ শৰীৰক প্ৰধানকৈ শক্তি যোগানধাৰী পুষ্টিদায়ক দ্ৰব্য হ’ল – কাৰ্ব’হাইড্ৰেট ।

খ) আমাৰ শৰীৰৰ বৃদ্ধি আৰু কাৰ্য পৰিচালনাৰ বাবে প্ৰয়োজনীয় দ্ৰব্য ।

উত্তৰঃ – আমাৰ শৰীৰৰ বৃদ্ধি আৰু কাৰ্য পৰিচালনাৰ বাবে প্ৰয়োজনীয় দ্ৰব্য হল ― প্ৰ’টিন ।

গ) দৃষ্টিশক্তি ভালে ৰাখিবলৈ প্ৰয়োজনীয় ভিটামিন ।

উত্তৰঃ – দৃষ্টিশক্তি ভালে ৰাখিবলৈ প্ৰয়োজনীয় ভিটামিন হ’ল – ভিটামিন – ক   ।

ঘ) আমাৰ হাড় মজবুত ৰাখিবলৈ প্ৰয়োজন হোৱা খনিজাত দ্ৰব্য ।

উত্তৰঃ – আমাৰ হাড় মজবুত ৰাখিবলৈ প্ৰয়োজন হোৱা খনিজাত দ্ৰব্য হল – কেলচিয়াম ।

প্ৰশ্ন : –  ২) আমাৰ খাদ্যৰ প্ৰধান পুষ্টিকাৰক দ্ৰব্যসমূহৰ নাম কোৱা ?

উত্তৰঃ – কাৰ্ব’হাইড্ৰেট , প্ৰটিন , চৰ্বী , ভিটামিন আৰু খনিজ পদাৰ্থ সমূহ হৈছে আমাৰ হাৰৰ প্ৰধান পুষ্টিকাৰক দ্ৰব্য । তলৰ তালিকাত একেবিধ খাদ্যত থকা পুষ্টিকাৰক দ্ৰব্যসমূহৰ বিষয়ে উল্লেখ কৰা হৈছে ―

তালিকা

প্ৰশ্ন : – ৩) দুবিধ খাদ্যৰ নাম কোৱা যত যথেষ্ট পৰিমাণৰ

ক) স্নেহ পদাৰ্থ       

খ ) শ্বেতসাৰ 

গ) আহজাতীয় খাদ্য     

ঘ) প্ৰটিন থাকে ।

উত্তৰঃ – ক) স্নেহ পদাৰ্থ  ―  ঘিঁউ , বাটাৰ ।

খ ) শ্বেতসাৰ  ― কেঁচা আলু , চাউল ।

গ) আহজাতীয় খাদ্য  ―  পালেং , গাজৰ , বন্ধা কবি , ভেণ্ডী ।

ঘ) প্ৰটিন থাকে  ―  গাখীৰ , কণী , মাংস , মাছ , মাহ জাতীয় খাদ্য ।

প্ৰশ্ন : – ৪) শুদ্ধ বাক্যবোৰত ( √ ) চিন দিয়া আৰু অশুদ্ধবোৰত ( x ) চিন দিয়া ।

ক) কেৱল ভাত খালেই আমাৰ দেহৰ প্ৰয়োজনীয় পৰিপুষ্টি পূৰণ হয় ।

উত্তৰঃ –    ( x )  ।

খ) সুষম আহাৰৰ জৰিয়তে অভাৱজনিত ৰোঘ প্ৰতিৰোধ কৰিব পাৰি ।

উত্তৰঃ – ( √ ) ।

গ) শৰীৰৰ বাবে প্ৰয়োজনীয় সুষম আহাৰত বিভিন্ন ধৰণৰ খাদ্য বস্তু থাকিব লাগে ।

উত্তৰঃ – ( √ ) ।

ঘ) শৰীৰৰ বাবে প্ৰয়োজনীয় পুষ্টি কেৱল মাংসই যোগান ধৰে ।

উত্তৰঃ – ( x ) ।

প্ৰশ্ন : –  ৫)  খালী  ঠাই  পূৰ কৰা :-

ক) ভিটামিন ‘ডি’ৰ অভাৱত ― ৰোগ হয় ।

উত্তৰঃ – ভিটামিন ‘ডি’ৰ অভাৱত ৰিকেট ৰোগ হয় ।

খ) ― অভাৱত বেৰি বেৰি নামৰ ৰোগ হয় ।

উত্তৰঃ – ভিটামিন চি – ১ অভাৱত বেৰি বেৰি নামৰ ৰোগ হয় ।

গ) ভিটামিন ‘চি’ৰ অভাৱত ― ৰোগ হয় ।

উত্তৰঃ – ভিটামিন ‘চি’ৰ অভাৱত স্কাৰ্ভি  ৰোগ হয় ।

ঘ) ― অভাৱত মানুহ কুকুৰীকণা হয় ।

উত্তৰঃ – ভিটামিন ‘এ’ৰ অভাৱত মানুহ কুকুৰীকণা হয় ।

Dev Kirtonia

Hi, I’m Dev Kirtonia, Founder & CEO of Dev Library. A website that provides all SCERT, NCERT 3 to 12, and BA, B.com, B.Sc, and Computer Science with Post Graduate Notes & Suggestions, Novel, eBooks, Biography, Quotes, Study Materials, and more.