Prelude. (c) pancreas This process is called rumination and animals are called ruminants. All the questions are taken from Class 7 Science NCERT Book Chapter 2. (b) Digestion of fats is difficult as compared to that of other nutrients because of insolubility of fat in water. Question 7. Here we have covered Important Questions on all topics for Class 7 Science subject. It may result in a choking sensation called hiccups. (a) hiccups and cough, Question 14. (a)-(v), (b)-(vi), (c)-(i), (d)-(vii), (e)-(ii), (f)-(iv), (g)-(iii). Parasites are Autotrophs. Question 16. 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. Answer: Answer: Answer: They have very thin walls to pass digested nutrients through diffusion. What is assimilation? Liver secretes bile juices which help in the digestion of fats. [Value Based Question] The various associated glands of digestive system and their role in digestion are as follows. 5. (d) liver Therefore, the food may enter into the windpipe. Discuss the position and number of molars in buccal cavity. (e) No, fat is not completely digested by bile juice. Define oral rehydration solution and when it is given to the patient? MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. Answer: Points To Remember; Answer: Answer: Answer: Can you tell which kind of food items would they be and why? (a) hiccups and cough Read each statement and give one word for each statement. (b) protects the stomach lining from harmful substances 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. Time – 05 Minutes. (e) Absorption. Ruminants such as cows and buffaloes swallow their food hurriedly and store it in a part of the stomach called rumen. The finger-like projections called villi are present in the inner walls of the small intestine. Answer: Cows, buffaloes and other grass-eating animals (cattle) chewing continuously. Diarrhoea can be treated by only giving water to the patient. Give reason. Bile is produced in (a) Gall bladder (b) Blood (c) Liver Refer to figure on page 17. 2. (a) The largest gland in our body. Below is the list of all the chapters - Chapter 1: Nutrition in Plants. (d) cellulose breaks down into smaller components which are egested as roughage (b) cellulose gets absorbed in the human blood and converts into fibres These test will provide a complete revision for second chapter of grade 7 science. Mention the different steps of nutrition in animals. [NCERT Examplar] Question 3. Nutrition in Animals Class 7 Extra Questions Science Chapter 2 Nutrition in Animals Class 7 Science Extra Questions Very Short Answer Type. (i) Boiled and mashed potato (ii) Glucose solution (iii) A slice of bread (iv) Mustard oil . Open your mouth, look into a mirror and try to count the different types of teeth of teeth in your mouth. (a) swallowed and undigested Suddenly, Boojho started coughing violently. Which of the above will give blue-black colour when tested with iodine? Write the terms that describe each process. [HOTS] The intense pressure is formed in the stomach when the food is not accepted by the stomach. Answer: Answer: Chapter 10 – Life in the Deserts; Class 7 History – Our Pasts II. (b) carbon dioxide. Answer: His elder brother Shubham who was sitting near by him gave him a glass of water and suggested not to eat too fast in a hurry. (a) blood vessels of small intestine wall, Question 10. Class: VII . Question 12. Choose the correct answer: Question 1. (i) They have very thin walls. Two solutions A and B have pH values of 5 and 8 respectively. Write the shape of stomach. Answer: Attempt at least 5 tests to test your exam preparation based on Class 7 Science Chapter 2. Oesophagus is also called as foodpipe. Question 11. In large intestine, most of the water is reabsorbed. Question 29. Contents. (c) capture of food and movement, Question 8. What do people expect from government in a democracy? This is because the bile juice stored in the gall bladder helps in digestion of fats. Given below from (i) to (iv) are some food items. Answer: Cud chewing animals are called …….. It releases intestinal juices and is involved in digestion. Sometimes when we eat hurriedly, talks or laughs while eating, the flap-like valve (called epiglottis) which closes the passage of windpipe remains open. These questions will help all class 7 students including students from schools like Kendriya Vidyalaya (KVs), DAV, DPS, etc. Question 10. The cellulose of the food is digested here by the action of certain bacteria which are not present in humans. Chapter 1 Nutrition in Plants Class 7 Extra Questions. These animals quickly swallow the grass and store it in a part of stomach called rumen. ruminants, Question 10. MCQ Questions for Class 7 Science with Answers are prepared as per the Latest Exam Pattern. The absorption of nutrients or food components in its simpler form takes place in The food is not chewed completely. She also suggested her to give his son a solution of sugar and salt in clean water, many times a day for fast recovery. Click “Next” to start the quiz Check the below NCERT MCQ Questions for Class 7 Science Chapter 6 Physical and Chemical Changes with Answers Pdf free download. Question 20. It creates an acidic environment which facilitates the action. Different Ways of Taking Food. The fats cannot be digested easily because they are insoluble in water and are present as large globules. Think of the reasons, why he was coughing and discuss with your friends? Permanent, Question 6. Answer: Explain. (d) bile juice is produced [NCERT Exemplar] 1. (a) villi, Question 1. True. Little Rishi (student of class VI) was watching his favourite cartoon serial on television. 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. Answer: This is called tooth decay. Glucose, Question 3. (b) glucose incisor, cannines, premolar, molar, Question 1. Answer: (a) Canines and incisors The tip or front of tongue taste (c) salt and sweet (b) Why is digestion of fats difficult as compared to that of other nutrients? Answer: In an adult human, there are total 32 teeth. Answer: Question 5. Answer: We should not eat hurriedly. (b) stomach The swallowed food moves downwards in the alimentary canal. (d) nitrogen dioxide. Question 1. Actually, they quickly swallow the grass and store it, in a part of the stomach, called “rumen”. The inner lining of stomach secretes mucous hydrochloric acid and digestive juices. (d) Digestion of fat is completed in small intestine. Answer: Cellulose rich food substances are good sources of roughage in human beings because [NCERT Exemplar] Using Class 7 Science Chapter 4 Extra Questions prepare your class test, school exams and get the complete knowledge of Chapter 4 of Class 7 Science for session 2020-2021. If yes, could you identify which type of teeth showed the difference? It helps in the breakdown of food particles. Windpipe runs adjacent to the foodpipe. It is a very simple animal and cannot be seen by naked eyes. (c) How does bile juice help in digestion of that of other nutrients? Free PDF download of Important Questions with solutions for CBSE Class 7 Science Chapter 3 - Fibre to Fabric prepared by expert Science teachers from latest edition of CBSE(NCERT) books. He also explained him the proper scientific reason behind it. (d) absorb the undigested food She rushed to her mother and asked the scientific reason for it. You were blindfolded and asked to identify the drinks provided in two different glasses. Answer: In an adult human, there are total 32 teeth. Acids Bases and Salts Extra Questions Very Short Answer Type. Therefore, tooth decay is defined as the process of rotting of tooth and formation of cavity or holes in it which leads to the toothache. Answer: Question 4. Level : Class – 7. Animals are ……. True, Copyright 2021 by Tiwari Academy – A step towards Free Education, NCERT Solutions for Class 7 Science Chapter 2. Answer: (c) Tongue, because rest all are digestive processes and tongue is a part of digestive system. Question 22. (c) digests starch into simpler sugars You can refer to NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. It is also known as digestive tract. (d) makes the medium alkaline Answer: (d) amino acids Boojho and Paheli were eating their food hurriedly so that they could go out and play during the recess. (c) The grinding and chewing teeth as C Which of the following statements is or are incorrect, about “human digestive system”? Amoeba is a microscopic single celled organism, which is found in pond water. In test tube 6, colour of iodine will not change because of digestion of starch into sugars by the action of saliva in our mouth. Question 8. In herbivores, digestion of cellulose takes a longer time. Ruminants such as cows and buffaloes swallow their food hurriedly and then sit restfully and chew their food. Answer: Question 10. (b) Molars and premolars, Question 3. Briefly explain, why animals like cow cannot chew their food properly at the time they take it in. it constantly changes its shape and position. When Amoeba senses its food, it pushes out pseudopodia around the food particle and engulfs it. Large intestine is the longest part of digestive system of human. Read the statement and choose a word for it: “Organisms which take food hurriedly and store it, in a part of the stomach. Motion and Time Class 7 MCQs Questions with Answers. Comment. Complete the following table, from the options given below: The long structure of small intestine is accommodated in small space within our body. Answer: Explain how is small intestine designed to absorb digested food. (a) liver, salivary gland, starch, gall bladder 4. (e) Transport of digested and soluble food from the intestine to blood vessels. (c) tongue, absorption, taste, swallow Her mother smiled and explained her the importance of this solution. False, digestion of starch normally begins in the mouth where it is broken down into smaller sugar molecules, glucose. water, salts, Question 8. This digested food is then absorbed and is used for growth, maintenance and multiplication of Amoeba. (b) starch into simple sugars With the help of labelled diagram show the gradual decay of tooth. Bile juice is stored in a sac called, gall bladder, located near its organ of secretion, liver. Animals that obtain their food by killing other animals, called carnivorous and animals which feed on the remains of dead animals preyed by predators, called scavengers. How? The different organs of the alimentary canal are as follows : Question 28. Hence, herbivores need a longer small intestine to allow complete digestion of cellulose. Name the secretions of stomach which digest food. 8. (ii) They have a network of thin and small blood vessels close to the surface. (a) water gets absorbed from undigested food Students are advised to practice the NCERT MCQ Questions for Class 7 Science Chapter 2 Nutrition in Animals with Answers Pdf free download is available here. Milk teeth are replaced by permanent teeth in human. Discuss the role of hydrochloric acid secreted by gastric glands. 6. The various components of food and their simpler forms are. The rumen is the sac-like structure which is present between small intestine and large intestine in ruminants. After the surgery, she faced problems in digestion of certain food items when consumed in bulk. Nutrition is not necessary for all organisms. Answer: Chapter 3 Fibre to Fabric Class 7 Extra Questions. The process of breakdown of complex food material into …… is called ……. (d) The grinding teeth present only in adult as D Answer: Class 7 Science Chapter 2 MCQ for Exams. Question 8. As … (b) digested food gets absorbed Answer: What colour change would they have observed? Label the following parts of above figure and name them. [NCERT Exemplar] (d) Taking food into the body. An oxide is acidic and has a pungent odour. (c) rumen Bacteria are Gum present in our mouth but they are not harmful to us. Answer: Here is the list of Extra Questions for Class 7 Science with Answers based on latest NCERT syllabus prescribed by CBSE. (d) the contraction of muscles in the wall of foodpipe, Question 4. In this article, you will get access to extra questions from Class 7 Science chapters like heat, motion and time, winds, weather and respiration in organisms, These questions are based on NCERT Science Exam question papers of Class 7. (a) (i), (ii) and (iv) [Value Based Question] Question 2. (b) starch into simple sugars, Question 11. simpler form, digestion, Question 4. (d) lining of liver There are 24 sets of MCQ tests for practice containing more than 120 questions. This returned content is expelled out from the mouth in the form of vomiting. (b) The organ where protein digestion starts. (d) properly chewed and completely digested Answer: 4. Answer: The water used for preparing ORS should be first boiled and then cooled so that all the microorganisms or harmful bacteria may be killed. There are 24 sets of MCQ tests for practice containing more than 120 questions. Register online for Science tuition on Vedantu.com to score more marks in your examination. 7. Dentine protects which part of human teeth? Question 5. (a) Hiccup is a choking sensation that produces a characteristic gulping sound repeatedly. The maid told that his son was passing watery stools frequently that’s why she didn’t come. Question 14. Salivary gland is present in the buccal cavity and it secretes saliva. Swallowing → partial digestion (cud) → cud brought back to mouth → chewing of cud → other compartments of stomach → small intestine → complete digestion. (b) inner lining of stomach, Question 2. These are incisors, canines, premolars and molars. Mucus protects the inner lining of stomach form the action of hydrochloric acid and enzyme pepsin. (c) taste of the food is perceived The undigested faecal matter is removed through the anus by the process called egestion. (b) The number and type of teeth varries in an adult as compared to the child. Answer: (b) large intestine wall Alimentary canal is the tube running from mouth to anus of human and animals here digestion and absorption of food take place. Match the Column I with Column II. True Name the simple forms of carbohydrates, fats and proteins. ……. (a) blood vessels of small intestine wall 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, Useful Tips To Score Good Marks On Programming Assignments, Top Essay Writing Service with Tons of Pros. Question 2. (b) swallowed and partially digested Ruminant can digest cellulose (carbohydrate). (a) Enamel Read the following passage carefully and answer the questions that follow it. Answer: Answer: This is called tooth decay. The content in the stomach is then pushed back. The digestion of food starts in mouth and the digestion is completed in small intestine and the rest options are correct. Pancreas secretes pancreatic juices which act on carbohydrate, fats and proteins and change them into simpler compounds. Tutorial for Learning C Programming: Is It Possible to Learn the Programming Language Online. Students can use these questions for the preparation for class tests or examination for new academic session 2020-21. (a) villi Register online for Science tuition on Vedantu.com to score more marks in your examination. Animals like cow cannot chew their food properly due to the presence of cellulose in their diet. Answer: Amoeba is a microscopic, single celled animal. The food of Amoeba are microscopic organisms like tiny plants and animals present in pond water. Question 21. Answer: Answer: We have Provided Physical and Chemical Changes Class 7 Science MCQs Questions with Answers to help students understand the concept very well. Jaya’s mother who was listening the discussion came to them and told Rani not to come for coming 3-4 days. [NCERT Examplar; HOTS] (a) large intestine Answer: Answer: When the holes or cavity reaches to the pulp cavity, it causes pain. 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. Additional breakdown of starch occurs in the small intestine. (c) the cellulose digesting bacteria convert cellulose into fibres (a) kills the harmful bacteria that may enter along with the food Answer: Read the following sentences carefully and choose which of the statements is or are incorrect? Four kinds of teeth present in human are ……, …….., …….. and …….. (c) Egestion How can you prepare ORS at home? [NCERT Exemplar; HOTS] Digestion in Grass-Eating Animals. Question 9. True Chapter 2 Nutrition in Animals Class 7 Extra Questions. (c) What are the values shown by Rishi? [HOTS] While, adults have 32 teeth in their mouth which means six molars in each jaw. Recall and name the main organs of the digestive system in our body. Answer: Mark ‘T’ if the statement is true and ‘F’ if it is false: (a) Digestion of starch starts in the stomach. Question 1. His father smiled and explained him that it is only a myth. Acids, Bases and Salts Class 7 MCQs Questions with Answers. The finger-like outgrowth of “Amoeba” helps to ingest food. Answer: Extra Questions for Class 7 Science NCERT. Class 7 Science Chapter 2 MCQ are given below with answers and explanation. This solution is called ORS. The false feet of Amoeba are used for [NCERT Exemplar] Name the mode of nutrition in which solid whole food particles is ingested. [NCERT Exemplar] True, Question 6. From which organ of digestive system, the undigested faecal matter is removed? (d) oesophagus, small intestine, large intestine, rectum [NCERT Exemplar] (c) The organ that releases digestive juice into the small intestine. (b) Compare the number and type of teeth in an adult (say your parents or cousins who have reached the age of 25-30 or more). Answer: Describe alimentary canal briefly. (a) kills the harmful bacteria that may enter along with the food, Question 5. What are the different parts of Human Digestive System? 8. These are then easily digested by the enzymes released from the pancreas Tooth decay can be prevented by adapting following measures. Answer: Multiple Choice Questions . NCERT Solutions for Class 7 Science PDF free download, NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals, to Study online or download free in PDF form. Why is it given to a person suffering from diarrhoea? Question 1. (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. The shape of stomach is like flattened U-shaped. Digestion of food starts from mouth. 7. Question 14. This digested food is returned to the buccal cavity for the complete process of digestion”. (a) sulphur dioxide. Here you can get Class 7 Important Questions Science based on NCERT Text book for Class VII. All statements are correct. Question 15. Little Rishi got confused as he had heard that ‘hicki’ comes when someone remembers. True, Question 7. 6. Subjects: Science: Chapter 1: Nutrition in Plants. List the preventive measures that one should adopt for avoiding tooth decay. Students can get how to tackle different questions easily by solving the Extra Questions for Class 7 Science Question bank on a regular basis. The windpipe carries air from the nostrils to the lungs. (a) sour The enzymes present in the saliva convert [NCERT Exemplar] Answer: True Cud is the name given to the food of ruminants which is [NCERT Exemplar] The acid present in the stomach is the process of taking food inside the body. (b) Why do we get hiccup? [NCERT Exemplar] Food vacuole contains food surrounded by water while contractile vacuole contains liquid or water and controls water regulation activity in Amoeba. Date – January 12, 2021. Briefly describe the process of digestion in Amoeba with the help of labelled diagram. Answer: (c) absorb the digested food, Question 7. Answer: Identify the location of salivary gland. (b) small intestine Questions for he most important chapters will be picked and asked in the examinations. Science Important Questions Class 7 are given below chapter wise. (c) capture of food and movement Answer: More questions will be added as per requirement or need of the users. Chapter 7: Weather, Climate, and Adaptations of Animals to Climate Salivary gland digestion of starch in mouth. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. If these teeth fall down no new teeth arises on its place. It could be. It is moved between two teeth to take out food vacuole, Question 5. What will happen if mucus is not secreted by the gastric glands? 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The swallowed food moves downwards in the alimentary canal because of the atternate relaxation contraction movement of muscles in the wall of foodpipe called peristalsis. Which of the following pair of teeth differ in structure but are similar in function? Question 24. (a) What is hiccup? True Answer: (a) Assimilation Answer: Briefly describe the mechanism of producing hiccups while we take food in hurry. (c) Removal of undigested and unabsorbed solid residues of food from the body. The acids gradually damage the tooth. Answer: Question 3. Question 7. (a) human beings do not have cellulose: digesting enzymes (d) amino acids, Question 6. Chapter 5: Acids, Bases and Salts. Name the parts of the alimentary canal where Answer: (b) Oral Rehydration Solution (ORS). 1 Class 7 Social Science- Chapter wise Important Questions. Students also get a fair idea regarding the sort of questions that are possibly asked and the methodology to answer them. Do you agree? (a) human beings do not have cellulose: digesting enzymes, Question 13. food vacuole and contractile vacuole. Give reason. Feeding and Digestion in Amoeba. (d) (i) and (iv) …… is the long tube-like structure which Question 15. (b) capture of food only Explain how the digestion of cellulose occurs in grass eating animals. 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. However, if we do not clean our teeth and mouth after eating, many harmful bacteria also begin to live and grow in it. Extra Questions for Class 7 Science Chapter 2 Nutrition in Animals with Answers Solutions. (b) Stomach, because rest all are digestive glands and stomach is a digestive organ. The alimentary canal with its associated glands constitute the digestive system. (c) Incisors and molars The food components and their simple forms are carbohydrates (glucose), fatty (fats) acids and glycerol, proteins (amino acids). Alimentary canal, Question 7. Answer: Download PDFs of the Question Papers (d) exchange of gases only (a) fatty acids (d) None of these True. Answer: Amoeba digests its food inside ……… [NCERT Exemplar; HOTS] Cellulose rich food substances are good source of roughage in human beings. (a) force provided by the muscular tongue True. Question 12. Answer: (b) Name the solution of sugar and salt in water. The undigested food residue is expelled outside by the vacuole. Stomach is the odd one. Answer: Class 7 Science Chapter 2 MCQ (Multiple Choice Questions) of Nutrition in Animals. What is the total number of teeth in an adult human? He asked his father. ……. Question 18. Answer: (d) All of these Question 30. 1.1 Class 7 Social Science Extra Questions- Devotional path; 1.2 Class 7 Social Science Extra Questions- On Equality; 1.3 Class 7 Social Science Extra Questions- Political Formations; 1.4 Class 7 Social Science Extra Questions- Regional Cultures; 1.5 Class 7 Social Science Extra Questions- The Mughal Empire Their role is to increase the surface area for rapid absorption of digested food. Explain how assimilation is different from absorption. … Answer: (c) What are the values shown by Jaya? Students can solve these Nutrition in Animals Class 7 MCQs Questions with Answers and assess their preparation level. Check the below NCERT MCQ Questions for Class 7 Science Chapter 3 Fibre to Fabric with Answers Pdf free download. Free PDF download of Important Questions with solutions for CBSE Class 7 Science Chapter 6 - Physical and Chemical Changes prepared by expert Science teachers from latest edition of CBSE(NCERT) books. These salts break large fat molecules to fine droplets. Question 5. Question 2. Answer: Simplest form of fat is sugars and glucose. Note your observation. The digestion of starch only takes place in the stomach Answer: CBSE Science Class 7 Chapter Wise Solved Q&A . There are four types of teeth found in human being. Sweets and Tooth Decay The tooth is covered by white, hard outer covering of tooth called Enamel enamel below which dentine is present. (c) She is sincere, curious and has interest in science. Read the following statements with reference to the villi of small intestine.
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