Answer: Write the terms that describe each process. (c) glycerol Answer: Horse teeth grow throughout their lives. (c) Tongue, because rest all are digestive processes and tongue is a part of digestive system. List the preventive measures that one should adopt for avoiding tooth decay. The camel's foot is adapted for sandy soils and can be described as a tyre filled with fat instead of air. (d) lining of liver Alimentary canal is different from digestive system. Cellulose rich food substances are good source of roughage in human beings. (c) tongue, absorption, taste, swallow This trap can eventually lead to tooth decay or pain if left uncleaned, or untreated by a dentist. Mention the position of the rumen in ruminants. Boojho took some grains of boiled rice in test tube ‘A’ and Paheli took boiled and chewed rice in test tube ‘S’. Suddenly, Boojho started coughing violently. Question 3. It has different types of teeth for gripping prey, cutting up meat, and crunching bones. At home the ORS can be prepared by dissolving a teaspoonful of sugar and pinch of salt in a glass of clean water. It is a very simple animal and cannot be seen by naked eyes. The food components and their simple forms are carbohydrates (glucose), fatty (fats) acids and glycerol, proteins (amino acids). (b) starch into simple sugars Suggest the organ of digestive system where the digestive juices from liver and pancreas is poured. (b) cellulose gets absorbed in the human blood and converts into fibres Answer: Question 18. (ii) We should clean our teeth with the help of datun or brush Gradual decaying of human tooth and toothpaste, twice a day. This is called tooth decay. He may advise the use of other drugs if they are available (see R25 Annex 1). Here are 15 healthy foods to eat after you've had your wisdom teeth removed. Answer: After surgical removal of gall bladder, ‘A’ would face problems in digestion of fat and fatty substances when consumed in bulk. Conversely, choosing foods that are bad for your teeth can negatively impact your oral health. How can you prepare ORS at home? Answer: Egestion is the process of removing waste food or undigested food through anus. She also suggested her to give his son a solution of sugar and salt in clean water, many times a day for fast recovery. Giraffes have no upper front teeth. They also help naturally clean and brighten your teeth. She rushed to her mother and asked the scientific reason for it. (d) liver (d) absorb the undigested food This is part of his ancestry -- in the wild, showing pain would make a dog vulnerable to attack. (c) pancreas Large intestine absorbs ….. and …… from undigested food. Myth: Dentals are dangerous because of the anesthesia, particularly for old pets. (b) protects the stomach lining from harmful substances This digested food is then absorbed and is used for growth, maintenance and multiplication of Amoeba. Question 10. Answer: (c) taste of the food is perceived What is the total number of teeth in an adult human? Salivary gland digestion of starch in mouth. This is 100% optional. (a) blood vessels of small intestine wall You may need a veterinarian to rasp the teeth. Answer: The finger-like projections called villi are present in the inner walls of the small intestine. False, simplest form of fat is fatty acid and glycerol. The fats cannot be digested easily because they are insoluble in water and are present as large globules. When whales gulp water, the baleen plates filter out their food, mostly small shrimp-like animals called krill. teeth replaces the milk teeth. (b) Name the solution of sugar and salt in water. Mucus protects the inner lining of stomach form the action of hydrochloric acid and enzyme pepsin. (c) properly chewed and partially digested Answer: Suddenly he got hiccups. The cellulose digesting bacteria are not present in the body of human being, therefore human beings and other carnivore cannot digest cellulose present in plant food items. They grow during infancy, i.e. [Value Based Question] Cleaning horse teeth is something that can be done, but is not necessary. True. The small intestine is about 7.5 metre long It is accommodated in a coiled form inside our body. Describe alimentary canal briefly. The camel suddenly shows signs of paralysis and its body temperature will drop. The cellulose of the food is digested here by the action of certain bacteria which are not present in humans. Weird Teeth Facts . He also explained him the proper scientific reason behind it. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. However, if we do not clean our teeth and mouth after eating, many harmful bacteria also begin to live and grow in it. Much use of cold drink should also be avoided.”, Question 2. Answer: it constantly changes its shape and position. Tick infections can cause the death of young camels. Clean between your teeth with dental floss, prethreaded flossers, a water flosser, or a similar product. (ii) We should clean our teeth with the help of datun or brush Gradual decaying of human tooth and toothpaste, twice a day. when one is small baby. People with arthritis or other conditions that limit hand motion may find it hard to hold and use a toothbrush. Answer: Answer: Four kinds of teeth present in human are ……, …….., …….. and …….. heterotrophic, Question 9. ……. (e) Absorption. 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. (e) No, fat is not completely digested by bile juice. Answer: It is infectious and will spread to other animals and can infect humans. (ii) They have a network of thin and small blood vessels close to the surface. Thankfully, there are some steps that can help clean your dog’s teeth without brushing. Answer: After the removal of your wisdom teeth, it’s important to eat soft foods that provide the nutrition you need to recover. The three digestive glands are. (d) None of these Answer: (b) Oral Rehydration Solution (ORS). 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(b) the flow of water taken with the food Answer: (b) stomach (c) He is sincere and curious to know about the things at an early age. (c) sleep It creates an acidic environment which facilitates the action. Answer: (c) rumen Finally, ruminants have four stomach chambers, the first one called the rumen, which facilitates the rumination – chewing of the cud. But you should know whether or not these animals will have teeth or not; they will still chew the cud. True. Dentine protects which part of human teeth? What are the Best Foods to Eat After a Teeth Cleaning and Fluoride? These tiny, translucent teeth are sharp as pins, making mama cats uncomfortable by the time their nipping offspring turn about 6 weeks old and the weaning process a relief. Abrasives—Most toothpaste contain abrasive ingredients that help scrub away stains and plaque on your teeth. Open your mouth, look into a mirror and try to count the different types of teeth of teeth in your mouth. cooked foods and drinks. The acids gradually damage the tooth. (b) swallowed and partially digested, Question 12. You were blindfolded and asked to identify the drinks provided in two different glasses. (a) Canines and incisors The cost of a professional dental cleaning varies by region and vet. Suitable for teaching science at KS2 and First and Second Level. (d) complex sugars into simple sugars Explain. Question 3. Both of them poured 1-2 drops of iodine solution into the test tube and observed the colour change. (c) Egestion Question 12. and care of the young camel, Unit 61: Feeding It is just as important to clean dentures as it is to clean your natural teeth. Every six months, it is essential to visit your dentist for a professional teeth cleaning. The theory was that as the pet chewed the kibble, the cracked pieces would rub against the teeth and clean the plaque or tartar. (a) villi, Question 1. Answer: (a) human beings do not have cellulose: digesting enzymes, Question 13. Keeping your teeth clean is important for avoiding disease and infection, helping you chew food, and keeping your smile bright and healthy. Therefore, the food may enter into the windpipe. Answer: Cud chewing animals are called …….. Answer: Question 17. simpler form, digestion, Question 4. Record your observations in the table below: [NCERT Exemplar]. His father smiled and explained him that it is only a myth. Several animals are excluded from the list of animals with the strongest bites. Bacteria are Gum present in our mouth but they are not harmful to us. (a) What is hiccup? (i) They have very thin walls. This involves getting the right oral care products, as well as being mindful of your daily habits. He asked his father. Answer: Some animal chews may also become sharp when the ends are whittled down by chewing. Question 27. Answer: A lion’s huge dagger-like teeth are intended for killing an animal and tearing its flesh. Read each statement and give one word for each statement. How? It is also known as digestive tract. The various associated glands of digestive system and their role in digestion are as follows. 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. What is assimilation? Comment. (b) Why is digestion of fats difficult as compared to that of other nutrients? Question 6. The body of Amoeba has finger-like projections, called pseudopodia or false feet. Parents can gently clean the tooth with a muslin cloth wrapped around the finger or with a very soft-bristled brush. True, Question 7. Inspite of being blindfolded, one could identify two different drinks with the help of taste buds present in the tongue. 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). What in toothpaste cleans your teeth? These animals quickly swallow the grass and store it in a part of stomach called rumen. Teeth are expensive to grow, so no animal wants more than it needs. Explain the role of mucus secreted by stomach. (d) amino acids It should be given to a patient suffering from diarrhoea at a regular interval. The rumen is the sac-like structure which is present between small intestine and large intestine in ruminants. Amoeba digests its food inside ……… Answer: food vacuole. (b) Digestion Pick a food that helps clean teeth. [Value Based Question] We should clean our teeth with the help of datun or brush Gradual decaying of human tooth and toothpaste, twice a day. It helps in the breakdown of food particles. Answer: Question 7. 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. Without regular cleaning, bacteria can build up in your mouth and on your teeth, causing plaque, which can lead to gum disease and tooth decay. False, canines are used for piercing and tearing the food. Question 13. Animals are ……. They are only present in the permanent set of teeth and are 6 in each jaw. (a) Diarrhoea. (d) the contraction of muscles in the wall of foodpipe, Question 4. Bile juice is stored in a sac called, gall bladder, located near its organ of secretion, liver. Fresh Produce Seedless apple slices and raw carrots provide both vitamins and chewing entertainment. The content in the stomach is then pushed back. Taking care of your teeth isn't difficult. Cavities are permanently damaged areas in the hard surface of your teeth that develop into tiny openings or holes. Name the three digestive glands in our body. (c) Incisors and molars Camels also have a pair of canine (dog teeth) in both the upper and lower jaws which are used to crush woody plants for food. [NCERT Exemplar] Answer: Little Rishi got confused as he had heard that ‘hicki’ comes when someone remembers. The maid told that his son was passing watery stools frequently that’s why she didn’t come. If severe lameness occurs you must ask your veterinary officer for advice on treatment. Think of the reasons, why he was coughing and discuss with your friends? (d) liver. Additional breakdown of starch occurs in the small intestine. What colour change would they have observed? And when that happens, these animals that chew cud find it hard to chew regularly. Answer: ORS makes up the loss of water and salts in the body and sugar provides energy which helps in the recovery of disease. Answer: Answers: For example, in the operating room, things must be clean, and that has a very rigid, strict interpretation—to be as free as possible from all germs and contamination. (a) Transportation of absorbed food to different parts of body and their utilisation. It does not need an excess force to tear through its prey, as its razor teeth with a bite force of 625 PSI chop off whatever comes into contact with its mouth. It is moved between two teeth to take out trapped food particles. Answer: Answer: Infections can be controlled by pasture rotation (see Unit 16).Tick paralysis can be caused by the bite of a single tick. Answer: Identify the location of salivary gland. (d) bile juice is produced [NCERT Exemplar] Answer: Gastric glands in stomach release hydrochloric acid, enzyme pepsin and mucus. Match the Column I with Column II. If a dog’s teeth cleaning is ignored, it can lead to foul smell, plaque Label the given figure as directed below in A to D and give the name of each type of teeth. Answer: It is similar to bone which Pulp cavity (with nerves and blood vessels) protects the pulp cavity having nerves and blood vessels. Digestion in Grass-Eating Animals. Clean your dentures over a bowl of water in case you drop them. (v) We should avoid the use of sweets, chocolates, toffees, ice-cream, etc. Answer: We should use dental floss which is a special strong thread. Recall and name the main organs of the digestive system in our body. There are some animals that are known to ‘clean’ their teeth, but their technique of doing so hardly resembles our way of cleaning teeth, i.e., brushing them with a toothbrush. Is there any role of liver in digestion of fats? When other food is unavailable, polar bears will eat just about any animal they can get, including reindeer, small rodents, seabirds, waterfowl, fish, eggs, vegetation (including kelp), berries, and human garbage. However, don’t choose it based solely on the assumption it’s better for your dog’s teeth. The finger-like projection presents on the inner lining of small intestine is called Answer: Briefly describe the mechanism of producing hiccups while we take food in hurry. A polar bear's stomach can hold an estimated 15% to 20% of its body weight. Its shape is not fixed, i.e. The process of breakdown of complex food material into …… is called ……. The basic process of digestion of food and release of energy is as similar to the other organisms. (b) The piercing and tearing teeth as B Question 30. (a) sour Answer: This ingredient also helps to polish your teeth so they look fresh and clean […] Answer: heterotrophic Following statements describe the five steps in animal nutrition. Answer: Answer: After eating the foods, the adolescents and teens rinsed their mouths with water. Most placental mammals are happy with between 20 and 40, while most marsupials have 30 to 50. Even industry regulators look the other way when products claim to cleanse or whiten teeth. Answer: (iii) We should use dental floss which is a special strong thread. Answer: [NCERT Exemplar] After all, dog teeth cleaning can be expensive and anesthesia is known to cause side effects in pets. The function of mucus is to protect the lining of stomach from the action of hydrochloric acid secreted by stomach lining. Oral hygiene is the practice of keeping one's mouth clean and free of disease and other problems (e.g. Name the simple forms of carbohydrates, fats and proteins. Richard Owen employed the anglicized term in an 1854 work on fossil teeth and skeletons. (a) hiccups and cough, Question 14. 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. Yes, liver produces bile which has bile salts. The naturally occurring sugar in dried fruit, such as raisins, dates and apricots, can also contribute to tooth decay. Just like humans, giraffes have 32 teeth, but most of them are positioned in the back of their mouths. (a) linings of small intestine Ruminant can digest cellulose (carbohydrate). [NCERT Examplar], Answers: Question 5. Answer: (c) capture of food and movement, Question 8. Llamas and the alpaca have two toes on the foot with toe nails which vow like the hoof of sheen and gnats. Rumen possess cellulose digesting bacteria which breakdown the food by fermentation. Coughing helps to clear the passage and returns the food particle back to the foodpipe. Give reason. Challenges of Measuring Animals' Bite. The pain from the wound can make the animal lame. Question 8. If these cavities are not treated on time it causes severe toothache and may result in tooth loss. These may include: (c) (iii) and (iv) Answer: (d) Premolars and canines [HOTS] (c) digests starch into simpler sugars Answer: (a) Yes, the difference has been observed in the number of molars. Giant anteaters range from Honduras in Central America to the Gran Chaco region of Bolivia in South America, and are found in tropical and dry forests, savannas, and grasslands. (a) fatty acids (iii) They have small pores through which food can easily pass. It is neither possible nor safe to clean the inner surfaces of the teeth properly in a conscious cat. Teeth problems. Question 26. Answer: Answer: (b) small intestine (c) What are the values shown by Jaya? Answer: Amoeba digests its food inside ……… Sweets and Tooth Decay The tooth is covered by white, hard outer covering of tooth called Enamel enamel below which dentine is present. In addition to hampering a horse's ability to digest food, a horse's uneven teeth might become so uneven that sharp, razor-like edges will form. (a) Bile juice is secreted by liver. The Cost of a Professional Dental Cleaning . Question 1. Jaya’s mother who was listening the discussion came to them and told Rani not to come for coming 3-4 days. Hydrochloric acid is secreted by (Scraping, chewing, siphoning, capturing and swallowing, sponging, sucking, etc.). (d) makes the medium alkaline (c) She is sincere, curious and has interest in science. Cud is the name given to the food of ruminants which is [NCERT Exemplar] The long structure of small intestine is accommodated in small space within our body. (d) the contraction of muscles in the wall of foodpipe