1st Year Biology Chapter 12 Nutrition MCQs Short Questions Notes

biology 11th notes Chapter 12

1. The nutrition of feeding on dead and decay matter is called:


2. Lipoproteins:


3. Glottis:


4. Which of the followings is the characteristic of carnivores?


5. Nearly all absorption of digested food takes place in the:


6. The deficiency of phosphorus causes which of these diseases?


7. Nitrogen is present in:


8. Most of the water is absorbed by:


9. The types of digestion in planarian are:


10. Jaundice:


11. Which of there has a bibbed leaf with midrib.


12. Algae:


13. The mode of digestion in amoeba is:


14. Vomiting is caused by:


15. Which parasites are capable of living independently of its host at times?


16. The first part of small intestine is called:


17. Fatty acids and Glycerol:


18. Which of the followings is chlorosis?


19. Chlorophyll contains:


20. Egestion is process in body in which:


21. The animals taking in large food pieces are called:


22. HCl adjusts pH of stomach ranging from:


23. In which group of the following Mg is present?


24. The utilization of digested food for producing energy is:


25. The bacteria in nodules of leguminous plants produce nitrates by:


26. Enterokinase acts on:


27. The function of the pepsin is to convert the protein into:


28. The elements present in protein:


29. The glandular cells in the which secrete enzymes for extracellular digestion are present in:


30. The cells scattered among cilia produce sticky mucous with food particles are:


31. Insectivore plants are:


32. Which of the following groups have large premolar and molar teeth:


33. Name the association between a fungus and roots of higher plants.


34. Which of the followings is not used for replenishment of minerals?


35. Lipoproteins are subsequently hydrolysed by:


36. Voluntary action:


37. Aphids:


38. The association of fungi and algae is called:


39. Which of the following enzsymes convert the dipeptides into amino acids?


40. Which of the following enzymes acts on fats?


41. Anorexia nervosa is abnormality in which:


42. Which of there deficiencies causes stunted growth of roots?


43. The fat is stored in which tissue of the abdomen?


44. What hydrolyzes protein to yield peptones and polypeptides?


45. Lichen is an association between:


46. Nucleic Acids:


47. Lack of chlorophyll results in:


48. Fat digesting enzyme is:


49. Feeding by living in or on other organisms is a:


50. Which of the following animals is not omnivore?


51. Nutrition is the process which involves:


52. Grinding of food in man takes place by:


53. The opening of the glottis is called:


54. Which of the following salivary glands is present below the tongue?


55. The function of the Gizzard in cockroach is to:


56. The bacteria in large intestine produce:


57. Rodents are:


58. Which of the followings is not the character of the marcophagus?


59. Nucleic acid


60. like digestive system is:


61. Which of the following steps does not take place during act of swallowing?


62. The organisms capable of manufacturing their own food are called.


63. Jejunum:


64. The elimination of undigested matter from the body is:


65. Bile is temporarily stored in the:


66. Earthworm:


67. Gastrin is:


68. In amoeba, the hydrolytic enzymes are secreted by:


69. Appendicitis is:


70. Secretion of gastric Juice:


71. Which of the following mucous glands is present in front of ears?


72. Parasites:


73. Secretin is hormone produced by the intestinal mucosa. It is secreted due to:


74. Which of the following animals is irrelevant in method of feeding:


75. What is caused by the excessive absorption of water?


76. The huger pang is caused due to:


77. In saprophytic nutrition, one organism:


78. The animals having structurally and functionally intermediate teeth between herbivores and carnivores are:


79. Hydra:


80. In intestine, amino acids are absorbed by:


81. Which of the following enzymes is not present in pancreatic juice?


82. The fats enter into blood in the form of:


83. Which of the followings is the character of herbivores?


84. The association of fungi and root of higher plants is called:


85. The hormone secretin stimulates the secretion of:


86. Which of the followings is carnivore?


87. Which of the followings is correct about the sac like digestive system?


88. Which of the followings is not true about the peristalsis?


89. Lichens are:


90. The gastric glands secrete a hormone called:


91. The length of duodenum is:


92. Taking in of complex food is called:


93. A common mussel has two large gills with:


94. Strong chlorosis:


95. Match female mosquito with one of the following groups:


96. Which one engulfs the prey by protruding pharynx?


97. Secretin is a hormone which:


98. Small intestine:


99. The flap like structure present in larynx is called:


100. Earthworm is:


101. Epiglottis:


102. The length of Duodenum in cm is:


103. In hydra intracellular digestion take place:


104. The sores in stomach or intestines are called:


105. Most of the water in the digestive tract is absorbed in:


106. Ptyalin:


107. Treatment is likely to be prolonged in:


108. The gastrovascular cavity in hydra is also known as:


109. Lysosomes are involved in which of the following steps in amoeba?


110. Which of the followings is not the source of minerals?


111. A row of long stiff bristles


112. The animals which feed on plants are called:


113. The animals feeding on detritus are called:


114. The human stomach is situated below:


115. A ring of muscles at the junction of stomach and esophagus is called:


116. The condition with abnormal amount of fats is called:


117. The ph of fresh HCl is:


118. Which of the followings is irrelevant about the digestion in cockroach?


119. Botulism is caused due to:


120. Which is a leaf less plant living as a twining parasite?


121. Pancreatic enzymes:


122. Which of the followings is not the function of gastric juice?


123. Semi solid mass in the stomach is called:


124. Which of the followings function is irrelevant to oral cavity?


125. Which of the followings is detritivore?


126. Ammonia:


127. The deficiency of which element causes stunted growth?


128. Pepsin acts on:


129. An ectoparasite attacking both aquatic and terrestrial animals is:


130. Endoparasites:


131. Constipation is abnormality of large intestine in which:


132. Which disease is caused by toxins produced by a species of Clostridium bacteria?


133. The condition in which a person eats too little is called:


134. Liver converts toxic ammonia into:


135. The length of the jejunum is about:


136. Which of the following structures is used for grinding of food in cockroach?


137. The organism living parasitically on host at all the times is said to be:


138. The largest part of the large intestine:


139. Release of nitrates by saprophytic bacteria helps in:


140. Rodents and ungulates are the groups of mammals.


141. Diarrhoea is abnormality of large intestine in which:


142. Nematocyst:


143. In which compound iron is not present?


144. Which of the followings is not the symptom of the dyspepsia?


145. is the food that supplies the body with elements for metabolism.


146. Insufficient quality or quantity of bile secretions is responsible for causing:


147. Which of the followings is fluid filter?


148. Emulsification is caused by:


149. The elements present in chlorophyll:


150. Botulism is caused by:


151. Snail feeds by using rasping organ called the:


152. Which of the followings is not true about the mucosa of the stomach?


153. How do humans develop food poisoning?


154. Ileum:


155. human mammals are:


156. Which of the followings is not the characteristic of predator?


157. Which animals extract particles from water and digest them?


158. Pepsinogen is activated to pepsin by:


159. Bulimia nerbvosa is an abnormality in which:


160. Which of the followings is not ectoparasite?


161. The deficiency of which element causes yellowness of the leaf margins?


162. A kind of feeding on dead and decaying matter is called.


163. The stinging cells embedded in tentacles are called:


164. In which process of digestion, utilization of digested food take place?


165. Intracellular is type of digestion which takes place:


166. Which of the followings is a parasitic mode of nutrition?


167. Which of the followings is not the function of saliva?


168. The enzyme acts on proteins:


169. Most of the fatty acids are absorbed by:


170. The Amylase or ptyalin acts on:


171. Fats are digested by:


172. Which of the following is a pitcher plant?


173. Mastication and communication is the function of:


174. The function of the crop of the cockroach is to:


175. The masticated, partly digested food is rolled into a small oval lump called:


176. The function of the mucous of the salivary glands is to:


177. The deficiency of which of the following elements causes chlorosis?


178. Which cells of large intestine secrete mucous?


179. Planarian:


180. Gall stone is caused due to precipitation of:


181. Radula is a rasping organ, present in the mollusks. It is used to:


182. The digestive system of cockroach is:


183. Which of these plants are true autotrophs?


184. The reason why digestion takes place is:


185. Mutual nutrition:


186. The squeezing of food down along the alimentary canal is by the contraction of:


187. Slightly older girls may suffer a neurotic disorder called:


188. Prey is captured and killed by the:


189. The elements present in cytochromes:


190. Bile contains which of these enzyme?


191. The food is ground in the cockroach in:


192. Which parasitic fungus destroys the wheat plant?


193. Canines are missing in:


194. Liver secretes bile into the:


195. Heart burn is caused due to:


196. Polypeptides are digested into dipeptides by:


197. The function of sodium bicarbonate is to:


198. The condition of bout of overeating is called:


199. Which plants have nodules on their roots?


200. Which is an illness is caused from indigestion of food containing toxic substances?


201. The nutrition of feeding on living organisms is called:


202. Stomach:


203. Heterotrophic organisms:


204. Which of the followings is not macrophagus feeder?


205. Premolars and molars in herbivores:


206. The enzyme present in the saliva is:


207. Pepsin:


208. Defrosting frozen meat releases liquid containing which bacteria?


209. Hepatic and pancreatic secretions are stimulated by a hormone called:


210. What assists the movement of materials through esophagus?


211. Which of the followings is omnivore:


212. Bile secretes which of the fo’lowing enzymes?


213. The function of the intestinal coecae of the planarians is to:


214. Emulsification means:


215. Which of the followings is a Venus fly trap?


216. The break down of complex organic food into diffusible molecules by the action of enzymes is called:


217. Venus flytrap:


218. Acidity of chyme:


219. The enfolding of viii and microvilli increases the surface area for:


220. Mycorrhizae is an association between:


221. Cytochromes:


222. Which animals eat both plants and animals?


223. Which of the followings is not the process included in the digestion?


224. Assimilation is a process in the body of amoeba in which:


225. Some humans consume milk and develop diarrhea due to:


226. Enterokinase:


227. Concentration of bile is the function of:


228. A fluid feeder animal is:


229. What is the inactive form of trypsin?


230. It facilitates diffusion of materials to the body cells in planaria:


231. Parasites excretory products:


232. The cells secrete pepsinogen:


233. Which of the followings does not come within nutrition?


Short Questions

1. Can we get along without large intestine?
2. Define detritus
3. Define fluid feeders.
4. Define nutrition?
5. Define obesity?
6. Describe what happens to a meal containing fats, carbohydrates and proteins while it is in the stomach of man?
7. Differentiate between appendix and appendicitis.
8. Differentiate between capillaries and lacteals?
9. Differentiate between diarrhea and constipation.
10. Differentiate between extracellular and intracellular digestion.
11. Differentiate between ingestion and egestion.
12. Differentiate between obligate and facultative parasites?
13. Differentiate between pepsin and pepsinogen.
14. Distinguish between saprophytic and parasitic modes of life?
15. Enlist the enzymes of digestive juice of pancrease with their function.
16. Explain a predation?
17. Explain heart burn or pyros is?
18. Give at least two example of endoparasites?
19. Give examples of carnivores?
20. Give examples of omnivores?
21. Give some examples of fluid feeders?
22. Give some examples of insectivorous plants?
23. Give the composition of salive.
24. Give two functions of human liver.
25. How are gallstones formed in the gall bladder?
26. How diarrhea and constipation is caused?
27. How do the farmers replenish the deficiency of nutrient salts?
28. How does Amoeba engulf solid food particles?
29. How does female mosquito get food?
30. How does snail show the scraping feeding?
31. How does the digestive tract of herbivores differ from those of carnivores?
32. How is constipation caused in man?
33. How Sundew (Drosera) shows its insectivorous activity?
34. How trypsinogen is activated?
35. How we can control obesity?
36. In which machine form is trypsin secreted? How is it activated?
37. Name different modes of heterotrophic nutrition?
38. Name enzyme found in saliva?
39. Name the opening through which undigested food is ejected in Hydra and the planaria?
40. Name three pairs of salivary glands in humans.
41. Name two animals which possess a sac like digestive system ?
42. Names the hormones secreted by digestive system of human.
43. What are advantages and disadvantages of the parasitic node of life compared with that o a free living organism?
44. What are autotrophs?
45. What are carnivores?
46. What are detritivores?
47. What are fluid feeders?
48. What are functions of human liver?
49. What are functions of secretin?
50. What are herbivores?
51. What are heterotrophs?
52. What are insectivorous plants?
53. What are insectivorous plants? How they get their carbohydrates?
54. What are its symptoms?
55. What are macrophagous feeders?
56. What are nodules?
57. What are nutrients?
58. What are omnivores?
59. What are piles or haemonhoids?
60. What are piles?
61. What are the filter feeders?
62. What are the important groups of herbivorous mammals?
63. What is bolus?
64. What is botulism? What is its cause?
65. What is cholorosis? Name two elements.
66. What is detritus feeding? Give example.
67. What is dyspepsia? Give its characteristics.
68. What is filter feeding?
69. What is food poisoning? Give its symptoms.
70. What is heart burn or pyrosis?
71. What is heart burn?
72. What is holozoic nutrition?
73. What is lichen?
74. What is most appropriate name for digestive cavity of Hydra?
75. What is mycorrhiza?
76. What is myoglobin? Give its importance.
77. What is parasite?
78. What is secretin?
79. What is symbiotic nutrition ?
80. What is the advantage of a digestive tract as compared with a digestive cavity?
81. What is the emulsification of fats? Which secretion emulsifies fats?
82. What is the need of nutrients in our body?
83. What measure should be taken to avoid food poisoning?
84. What prevents the wall of stomach from being digested?
85. What special features are shown by the earth of carnivorous mammals?
86. What special features are shown by the teeth of herbivorous mammals?
87. What specialized features of your small intestine account for the efficient absorption of digested foodstuffs?
88. What the fluid feeders?
89. Whose deficiency cause chlorosis?
90. Why digestive system of cockroach is better adapted than those of Hydra and Planaria?
91. Why do malnourished children usually have large abdomens?
92. Why is digestion necessary?
93. Why some people develop intestinal gas and diarrhea by consuming milk products?
94. Write down deficiency symptoms of potassium and magnesium in plants.
95. Write down symptoms in plants caused by deficiency of phosphorous and potassium.
96. Write down the pH of fresh and stale human saliva?
97. Write the role of human pancreas in digestion.

Long Questions

1. Describe digestion in stomach of man.
2. Give the role of large intestine in human beings.
3. Describe parasitic and symbiotic nutrition in plants.
4. Describe digestion in planaria.
5. Describe digestion in hydra.
6. Discuss the process of nutrition in insectivorous plants.
7. Write a note on digestion in amoeba (with diagram).
8. Discuss digestion and absorption in small intestine.
9. Define parasitic nutrition in plants with an example?
10. What are insectivorous plants? How they get their carbohydrates.
11. Define parasites? Differentiate between endo and ectoparasite with example.
12. Define holozoic nutrition? Write names of steps of holozoic nutrition.
13. Define all steps of holozoic nutrition?
14. What are salivary glands? Name its types along with location.
15. Name enzymes present in saliva. Also write its composition.
16. Differentiate between glottis and epiglottis?
17. Differentiate between paristalsis and antiparistaisis?
18. What are ingredients of gastric juice? Name cells producing each ingrediants.
19. Write a note on heart burn and pyrosis?
20. What do you know about hunger panges in human?
21. Compare trypsin and pepsin?
22. Name hormones secreted by digestive system.
23. Enlist enzymes secreted by pancrease along with their functions?
24. Write two main functions of liver?
25. How does jaundice develop?
26. How gall stone is formed?
27. Differentiate between appendix and appendicitis.
28. Differentiate between diarrhea and constipation.
29. What is botulism? Give its causes and symptoms.
30. What is dyspepsia? Write its causes and symptoms.
31. Give the effects of obesity?

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