……. (c) sleep As nutrition is a must for a variety of reasons. Describe alimentary canal briefly. You can understand the concepts of Class 6 Science more thoroughly by solving them on a frequent basis. Important questions for Class 7 Science is one of the most crucial resources for the CBSE students who are preparing for their Class 7 final examination. The finger-like projection presents on the inner lining of small intestine is called These vacuoles are of two types, i.e. (a) Which organ secretes the bile juice? Extra Questions for Class 7 Science Chapter 2 Nutrition in Animals with Answers Solutions. (b) Sometimes, when we eat too fast in a hurry or talk too much or laugh while eating, then a little of windpipe remains open due to which food particles may enter the windpipe. (d) The grinding teeth present only in adult as D The digestive juices from liver and pancreas is poured into small intestine which helps in complete digestion and absorption of food. Question 1. (d) None of these (d) complex sugars into simple sugars (a) (i), (ii) and (iv) Question 6. Answer: (a) Did you observe any difference in the number of teeth? Amoeba digests its food inside ……… (d) the contraction of muscles in the wall of foodpipe Answer: (a) water gets absorbed from undigested food It is similar to bone which Pulp cavity (with nerves and blood vessels) protects the pulp cavity having nerves and blood vessels. These bacteria breakdown the sugars present from the leftover food and release acids. (c) properly chewed and partially digested. Her mother smiled and explained her the importance of this solution. If these teeth fall down no new teeth arises on its place. These are then easily digested by the enzymes released from the pancreas If these cavities are not treated on time it causes severe toothache and may result in tooth loss. These test will provide a complete revision for second chapter of grade 7 science. Question 8. The gall bladder releases the bile juice into the small intestine whenever food reaches there. Food moves in the opposite direction during vomiting. Question 2. Jaya’s mother who was listening the discussion came to them and told Rani not to come for coming 3-4 days. It is an open forum to discussion about question answers in any language. Subject : Social Science Civics. (b) inner lining of stomach, Question 2. The acid present in the stomach (iii) They have small pores through which food can easily pass. Egestion is the process of removing waste food or undigested food through anus. Answer: Copyright 2021 by Tiwari Academy – A step towards Free Education, उचित शब्द द्वारा रिक्त स्थानों की पूर्ति कीजिए। मानव पोषण के मुख्य चरण ___________, ___________, __________, ________ एवं ___________ हैं।, मानव पोषण के मुख्य चरण अंतर्ग्रहण, पाचन, अवशोषण, स्वांगीकरण एवं निष्कासन हैं।. Question 3. Question 29. Name the simple forms of carbohydrates, fats and proteins. trapped food particles. Cellulose rich food substances are good source of roughage in human beings. If mucus is not released, it will lead to erosion of inner lining of stomach leading to acidity and ulcers. (c) salt and sweet Students can check out some of the questions below. However, if we do not clean our teeth and mouth after eating, many harmful bacteria also begin to live and grow in it. (b) large intestine wall Explain. The large surface area of small intestine helps in the rapid absorption of the digested food. True, Question 7. (v) We should avoid the use of sweets, chocolates, toffees, ice-cream, etc. Question 13. Question 10. Question 12. Answer: Answer: NCERT solutions for Class 7 Science have been provided below to aid the students with answering the questions correctly, using a logical approach and methodology. Important Main Point in Class 7 Science Chapter 2 1. (b) Breaking of complex food substances into simpler and soluble substances. Additional breakdown of starch occurs in the small intestine. 6. Solving the Motion and Time Multiple Choice Questions of Class 7 Science Chapter 13 MCQ can be of extreme help as you will be aware of all the concepts. The undigested food residue is expelled outside by the vacuole. It contains chapter-wise answers to all the questions so that students of Class 7 can prepare well for exams. Check the below NCERT MCQ Questions for Class 7 Science Chapter 6 Physical and Chemical Changes with Answers Pdf free download. Question 7. It is similar to bone which Pulp cavity (with nerves and blood vessels) protects the pulp cavity having nerves and blood vessels. Nutrition in Animals Class 7 MCQs Questions with Answers. Answer: Register Online for NCERT Class 6 Science tuition on Vedantu.com to score more marks in CBSE board examination. (a) Enamel Tooth decay can be prevented by adapting following measures. [Value Based Question] Later, this partially digested food is returned to the buccal cavity of the animals in small lumps and animal chews it to complete the process of digestion. Ch10 Life in deserts (NCERT Chapter Answers) Quiz on Sobriquets PSA Quiz (2016) Class 7 SA2 - Social Studies Sample Question Paper (2016-17) Class 7 SA2 - Social Studies - Sample Question Paper (Set2) (2016-17) Class 7 Social Science - Annual Question Paper (2018-19) What will happen if mucus is not secreted by the gastric glands? After that, it is utilised by our body. Question 4. (d) All of these (b) swallowed and partially digested. The various components of food and their simpler forms are. 1. Question 1. [Value Based Question] (a) hiccups and cough The false feet of Amoeba are used for (a) movement only. These test will provide a complete revision for second chapter of grade 7 science. The rumen is the sac-like structure which is present between small intestine and large intestine in ruminants. True, Question 6. (c) digests starch into simpler sugars The food of Amoeba are microscopic organisms like tiny plants and animals present in pond water. (a) kills the harmful bacteria that may enter along with the food, Question 5. 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Answer: (d) Digestion of fat is completed in small intestine. Liver (the largest gland in human body) secretes bile juice that is stored in a sac called the gall bladder. Question 5. Answer: Question 13. Explain. Important Extra Questions for class 9 science chapter 2 Is Matter Around Us Pure is given below. (c) (iii) and (iv) You must know that our mouth has salivary glands. Ruminant can digest cellulose (carbohydrate). We use our tongue for talking beside it mixes saliva with the food and helps in swallowing food. Support your Answer: What will happen if food particles enter the windpipe? We have already studied about the nutrition in plants.This part of the content describes the nutritional needs and digestive system in human beings, along with other living beings. NCERT Exemplar Class 7 Science is very important resource for students preparing for VII Board Examination.Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 7. Identify those statements which enable the villi to absorb digested food. Inspite of being blindfolded, one could identify two different drinks with the help of taste buds present in the tongue. Answer: Question 14. Questions for he most important chapters will be picked and asked in the examinations. Answer: (b) make the food soluble Question 25. However, the finger-like outgrowths of human intestine helps to: (a) digest the fatty food substances. Question from very important topics are covered by NCERT Exemplar Class 7.. You also get idea about the type of questions and method to answer in your Class 7th examination. Give reasons for your Answer: [NCERT Exemplar; HOTS] With the help of labelled diagram show the gradual decay of tooth. It is called ‘hicki’ in our local language. The finger-like projections called villi are present in the inner walls of the small intestine. (b) make the food soluble. These solutions will improve the quality of the answers the students write in the exam as they will start using a logical approach and methodology while answering the questions. incisor, cannines, premolar, molar, Question 1. Answer: Proper answers of each question is also given just below the questions. Boojho and Paheli were eating their food hurriedly so that they could go out and play during the recess. In herbivores, digestion of cellulose takes a longer time. The cellulose of the food is digested here by the action of certain bacteria which are not present in humans. The process by which nutrients from the digested food are absorbed by the body is called absorption whereas the process by which the absorbed nutrients are utilised by the body for providing energy is called assimilation. Answer: Class 7 Science Chapter 2 Important Questions with answers of Nutrition in Animals updated for new academic session 2020-21. Hence, they are called ruminants. The content in the stomach is then pushed back. teeth replaces the milk teeth. Question 24. Question 16. In this way, you can see animals obtain their nutrients through a wide variety of feeding patterns. Multiple Choice Questions of 6th Class Science PDF. Compare them with figure 2.3 on page 13 of your NCERT textbook. [NCERT Exemplar; HOTS] Bacteria are Gum present in our mouth but they are not harmful to us. Question 15. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. (c) Removal of undigested and unabsorbed solid residues of food from the body. Register online for Science tuition on Vedantu.com to score more marks in your examination. simpler form, digestion, Question 4. It may result in a choking sensation called hiccups. The inner lining of stomach secretes mucous hydrochloric acid and digestive juices. (a) large intestine (c) gravitational pull (a) Assimilation Multiple Choice Questions (MCQ) for CBSE Class 7 all subjects on Topperlearning. Discuss the role of hydrochloric acid secreted by gastric glands. Read carefully the terms given below. Note your observation. Question 18. Which of the following set is the correct combination of organs that do not carry out any digestive functions? (c) glycerol (d) liver Given below from (i) to (iv) are some food items. Answer: Question 22. Briefly describe the process of digestion in Amoeba with the help of labelled diagram. (a) fats into fatty acids and glycerol (d) Ingestion (d) bile juice is produced [NCERT Exemplar] NCERT Solutions for Class 7 Science Chapter 2 is available in a PDF format, and students can freely download it from our website, or they can view the PDF on the website. The acid present in the stomach (a) kills the harmful bacteria that may enter along with the food. (d) lining of liver 7. Register online for Science tuition on Vedantu.com to score more marks in your examination. Contents. Answer: In an adult human, there are total 32 teeth. ORS makes up the loss of water and salts in the body and sugar provides energy which helps in the recovery of disease. (b) Oral Rehydration Solution (ORS). (a) Diarrhoea. What are villi? Read the following statements with reference to the villi of small intestine. Is there any role of liver in digestion of fats? (b) inner lining of stomach (a)-(v), (b)-(vi), (c)-(i), (d)-(vii), (e)-(ii), (f)-(iv), (g)-(iii). The maid told that his son was passing watery stools frequently that’s why she didn’t come. If, by chance, food particles enter the windpipe, we feel choked, get hiccups or cough. (a) Oesophagus, Large Intestine, Rectum (b) Buccal cavity, Oesophagus, Rectum (c) Buccal cavity, Oesophagus, Large Intestine (d) Small Intestine, Large Intestine, Rectum 8. Nutrition in Animals Class 7 Extra Questions and Answers Science Chapter 2 PDF are solved by experts and will guide students in the right direction. Gastric glands in stomach release hydrochloric acid, enzyme pepsin and mucus. Answer: Points To Remember; Very Short Q&A ; Short Q&A ; Long Q&A ; Chapter 2: (a) linings of small intestine …… is the long tube-like structure which (i) One should rinse and clean its teeth thoroughly after every Pulp cavity meal. What is assimilation? (i) They have very thin walls. (b) stomach, liver, pancreas, salivary gland Students can focus on these chapter-wise solutions to answer questions properly and develop interests in the varied streams of science emphasized upon by them. Hydrochloric acid is secreted by True. Download Offline apps based on latest CBSE Syllabus. Question 8. (a) movement only Question 1. Question 9. Cellulose rich food substances are good sources of roughage in human beings because [NCERT Exemplar] The swallowed food moves downwards in the alimentary canal. Record your observations in the table below: [NCERT Exemplar]. Topic : Understanding Media Extra Questions. (d) properly chewed and completely digested. This time the chewed cud does not go back to rumen but enter into the other compartments of cow’s stomach and then into the small intestine for complete digestion and absorption of food. Question 5. (d) properly chewed and completely digested [HOTS] (a) (i), (ii) and (iv) (b) (ii), (iii) and (iv) (c) (iii) and (iv) (d) (i) and (iv) 9. (b) starch into simple sugars Identify those statements which enable the villi to absorb digested food. Question 9. Answer: It helps in the breakdown of food particles. (a) What is hiccup? Class 7; CBSE Science Chapter Wise Solved Q&A ; CBSE Science Class 7 Chapter Wise Solved Q&A . In this part of the content gives sufficient idea about the journey of food in human beings. The body of amoeba has a finger-like projection called pseudopodia or false feet. Which component of the food does it help to digest? (iv) Dirty fingers or unwashed objects must be avoided to put in the mouth. Answer: Here is the list of Extra Questions for Class 6 Science with Answers based on latest NCERT syllabus prescribed by CBSE. She also suggested her to give his son a solution of sugar and salt in clean water, many times a day for fast recovery. Open your mouth, look into a mirror and try to count the different types of teeth of teeth in your mouth. (d) exchange of gases only Write the terms that describe each process. False, digestion of starch normally begins in the mouth where it is broken down into smaller sugar molecules, glucose. (d) makes the medium alkaline. Justify. (b) Pulp cavity (b) small intestine False, diarrhoea can be treated by giving a solution of sugar and salt in the clean water for several times in a day. Though bile juice is devoid of any digestive enzymes, it is required for the digestion of fats. Answer: No. This is called tooth decay. उचित शब्द द्वारा रिक्त स्थान की पूर्ति कीजिए। क्षुद्रांत की आंतरिक भित्ति पर अँगुली के समान अनेक प्रवर्ध होते हैं, जो _____________ कहलाते हैं।, क्षुद्रांत की आंतरिक भित्ति पर अँगुली के समान अनेक प्रवर्ध होते हैं, जो दीर्घरोम (रसांकुर) कहलाते हैं।, उस कार्बोहाइड्रेट्स का नाम लिखिए जिनका पाचन रुमिनैन्ट द्वारा किया जाता है परंतु मानव द्वारा नहीं। इसका कारण बताइए।, सेल्युलोस (एक प्रकार का कार्बोहाइड्रेट) के पाचन के लिए अधिक समय की आवश्यकता होती है। रुमिनैन्ट की आहार नाल, मनुष्यों की आहार नाल से बड़ी होती है। इसलिए सेल्युलोज रुमिनैन्ट द्वारा पचाया जा सकता है लेकिन मनुष्यों द्वारा नहीं।. Answer: How can you prepare ORS at home? Label the given figure as directed below in A to D and give the name of each type of teeth. (a) blood vessels of small intestine wall, Question 10. Coughing helps to clear the passage and returns the food particle back to the foodpipe. (c) the cellulose digesting bacteria convert cellulose into fibres Class 7 Science Chapter 2 in English Medium, Class 7 Science Chapter 2 in Hindi Medium, Class 7 Science Chapter 2 Solutions Related Pages, Class 7 Science Chapter 2 Explanation in English, Class 7 Science Chapter 2 Explanation in Hindi, Important Main Point in Class 7 Science Chapter 2, Important NCERT Questions Class 7 Science Chapter 2, NCERT Solutions for Class 6 Social Science, NCERT Solutions for Class 7 Social Science, NCERT Solutions for Class 8 Social Science, NCERT Solutions for Class 9 Social Science, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 11 Business Studies, NCERT Solutions for Class 11 Physical Education, NCERT Solutions for Class 12 Business Studies, NCERT Solutions for Class 12 Physical Education, CBSE Sample Papers for Class 10 Session 2020-2021, CBSE Sample Papers for Class 12 Session 2020-2021, 7 Science Chapter 2 Exercises Question Answers, 7 विज्ञान अध्याय 2 अभ्यास के प्रश्न उत्तर, Class 7 Science Chapter 2 Important Questions, NCERT Solutions for Class 7 Science Chapter 1, NCERT Solutions for Class 7 Science Chapter 3, NCERT Solutions for Class 7 Science Chapter 4, NCERT Solutions for Class 7 Science Chapter 5, NCERT Solutions for Class 7 Science Chapter 6, NCERT Solutions for Class 7 Science Chapter 7, NCERT Solutions for Class 7 Science Chapter 8, NCERT Solutions for Class 7 Science Chapter 9, NCERT Solutions for Class 7 Science Chapter 10, NCERT Solutions for Class 7 Science Chapter 11, Useful Tips To Score Good Marks On Programming Assignments, Top Essay Writing Service with Tons of Pros. Question 7. Extra Questions for Class 7 Social Science History. Question 8. Answer: (b) capture of food only It is given to a person suffering from diarrhoea to prevent the dehydration. (b) digested food gets absorbed (b) The piercing and tearing teeth as B Complete the following table, from the options given below: The various associated glands of digestive system and their role in digestion are as follows. This is because the bile juice stored in the gall bladder helps in digestion of fats. (c) digests starch into simpler sugars. You are surprised to know that our small intestine is 7.5 metres long and highly coiled. Contents. Question 30. Class 7 Science Chapter 2 Extra Questions cover all the keywords, notes based on NCERT Books and all important questions given as intext questions. Class 7 Science NCERT Solutions – Nutrition in Animals Question 1. Dentine protects which part of human teeth? Explain how the digestion of cellulose occurs in grass eating animals. heterotrophic, Question 9. They quickly swallow the grass and store it in a part of a stomach, called ‘Rumen’. Answer: When Amoeba senses its food, it pushes out pseudopodia around the food particle and engulfs it. Give reason. (a) force provided by the muscular tongue [NCERT Exemplar] Check the below NCERT MCQ Questions for Class 7 Science Chapter 3 Fibre to Fabric with Answers Pdf free download. 5. Why do we get instant energy from glucose? It is because the cellulose digesting bacteria are not present in the body of human beings due to which human beings cannot digest cellulose (present in plant foods). We should not eat hurriedly because if we ingest food in hurry or we talk or laugh while eating we experience hiccups, coughing or choking sensation. Question 12. Liver secretes bile juices which help in the digestion of fats. Answer: This digested food is then absorbed and used for growth and maintenance by amoeba. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. (c) pancreas Such as, eagle tear flesh of prey, hummingbirds suck the nectar from the flower, mosquito and lice suck blood from other organisms. (e) No, fat is not completely digested by bile juice. Ruminants such as cows and buffaloes swallow their food hurriedly and then sit restfully and chew their food. The three digestive glands are. Answer (c) Question 7. Discuss the various associated glands of digestive system and their role in digestion. Mucus protects the inner lining of stomach form the action of hydrochloric acid and enzyme pepsin. Question 8. (a) Name the term used to describe the condition in which a person passes out watery stools. (d) exchange of gases only. Pancreas secretes pancreatic juices which act on carbohydrate, fats and proteins and change them into simpler compounds. Access the MCQ Questions with Answers of 7th Class Science and get a good grip on the concepts thereby attempt the exam with confidence. However, the finger-like outgrowths of human intestine helps to [NCERT Exemplar] ….. is the simplest form of carbohydrate. Match the Column I with Column II. Attempt at least 5 tests to test your exam preparation based on Class 7 Science Chapter 2. (d) absorb the undigested food. Answer: The food components and their simple forms are carbohydrates (glucose), fatty (fats) acids and glycerol, proteins (amino acids). (b) molars and premolars. Yes, liver produces bile which has bile salts. These questions are designed as per the latest CBSE curriculum. We have Provided Fibre to Fabric Class 7 Science MCQs Questions with Answers to help students understand the concept very well. The explanation of Chapter 2 in video format is also given in English Medium and Hindi Medium separately. (b) Molars and premolars, Question 3. Students also get a fair idea regarding the sort of questions that are possibly asked and the methodology to answer them. Solving the Nutrition in Animals Multiple Choice Questions of Class 7 Science Chapter 2 MCQ can be of extreme help as you will be aware of all the concepts. Juice helps in swallowing food Fiber to Fabric are prepared by the vacuole the of! Just class 7 science chapter 2 extra questions answers the Questions below teaspoonful of sugar and salt in a sac called gall! Time it causes pain fat in water various associated class 7 science chapter 2 extra questions answers of digestive system where the juices... Type of teeth and permanent teeth their class 7 science chapter 2 extra questions answers digestive system in our.. Is then absorbed and is sent for cellulose digestion and rest are not to! Dirty fingers or unwashed objects must be avoided to put in the in. 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