NEET BIOLOGY
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CBSE/ BOARD Examination
NEET CRASH COURSE PAPER -13 | Digestion and Absorption
1 . Examine the figure of gastric gland given below and identify the labelled parts A to D.
( a ) oxyntic cell - chief cells - mucous cells - argentaffin cell
( b ) argentaffin cell - oxyntic cells - mucous cells - chief cell
( c ) G cell - chief cells - mucous cells - argentaffin cell
( d ) oxyntic cell - G cells - mucous cells - chief cell
2 . The enzyme enterokinase helps in the conversion of
( a ) caseinogen into caesin
( b ) trypsinogen into trypsin
( c ) pepsinogen into pepsin
( d ) proteins into polypeptides .
3 . Match column I with column II and choose the correct option .
Column I Column II
A. Goblet cells 1 . Antibacterial agent
B. Lysozyme 2 . Mucus
C. Saliva 3 . HCI
D. Oxyntic cells 4 . Sublingual gland
( a ) A - 3 , B - 1 , C - 4 , D - 2
( b ) A - 1 , B - 3 , C - 4 , D - 2
( c ) A - 2 , B - 3 , C - 1 , D - 4
( d ) A - 2 , B - 1 , C - 4 , D - 3
4. If for some reason the parietal cells of the gut epithelium become partially non - functional , what is likely to happen ?
( a ) The pancreatic enzymes and specially the trypsin and lipase will not work efficiently .
( b ) The pH of stomach will fall abruptly .
( c ) Steapsin will be more effective .
( d ) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones .
5. Column I contains names of the sphincter muscles of the alimentary canal and Column II contains their locations . Match them properly and choose the correct answer .
Column I Column II
A. Sphincter of ani internus ( i ) Opening of hepato pancreatic duct into duodenum B. Cardiac sphincter ( ii ) Between duodenum and posterior stomach
C. Sphincter of Oddi ( iii ) Guarding the terminal part of alimentary canal
D. Ileocaecal sphincter ( iv ) Between oesophagus and anterior stomach
E. Pyloric sphincter ( v ) Between small intestine and large intestine
( a ) A- ( iii ) , B- ( ii ) , C- ( iv ) , D - ( i ) , E - ( v )
( b ) A- ( ii ) , B- ( v ) , C- ( i ) , D- ( iv ) , E - ( iii )
( c ) A- ( iii ) , B- ( iv ) , C- ( i ) , D- ( v ) , E - ( ii )
( d ) A- ( iv ) , B- ( iii ) , C- ( i ) , D- ( ii ) , E - ( v )
6. Ptyalin is the another name of
( a ) chymotrypsin
( b ) pepsin
( c ) salivary amylase
( d ) renin .
7. Wilson's disease is associated with the abnormal metabolism of
( a ) iron
( b ) potassium
( c ) iodine
( d ) copper .
8 . Which of the following is incorrectly represented ?
9. The given graph shows where carbohydrates , proteins and fats are digested as food moves along the different parts of the alimentary canal from J to O.
Which of the following correctly identifies K , L , M and N ?
K L M N
( a ) Stomach = Small intestine = Small intestine = Large intestine
( b ) Oesophagus = Small intestine = Large intestine = Rectum
( c ) Stomach = Small intestine = Large intestine = Rectum
( d ) Oesophagus = Stomach = Small intestine = Large intestine
10. The following is a scheme showing the fate of carbohydrates during digestion in the human alimentary canal . Identify the enzymes acting at stages indicated as A , B , C and D. Choose the correct option from those given .
K L M N
( a ) Stomach = Small intestine = Small intestine = Large intestine
( b ) Oesophagus = Small intestine = Large intestine = Rectum
( c ) Stomach = Small intestine = Large intestine = Rectum
( d ) Oesophagus = Stomach = Small intestine = Large intestine
10. The following is a scheme showing the fate of carbohydrates during digestion in the human alimentary canal . Identify the enzymes acting at stages indicated as A , B , C and D. Choose the correct option from those given .
( a ) A = amylase , B = maltase , C = lactase , D = invertase
( b ) A = amylase , B = maltase , C = invertase D = lactase
( c ) A = amylase , B = invertase , C = maltase , D = lactase
( d ) A = amylase , B = lactase , C = maltase , D = invertase .
11. Which of the following correctly depicts the dental formula of a child ?
( a ) 2102 - 2102
( b ) 2120 - 2120
( c ) 2123 - 2123
( d ) 2111- 2111
12. Refer the given flow chart.
( c ) A = amylase , B = invertase , C = maltase , D = lactase
( d ) A = amylase , B = lactase , C = maltase , D = invertase .
11. Which of the following correctly depicts the dental formula of a child ?
( a ) 2102 - 2102
( b ) 2120 - 2120
( c ) 2123 - 2123
( d ) 2111- 2111
12. Refer the given flow chart.
In the above question letter ' Y ' and ' M ' denote
( a ) rennin and Cat ++ respectively
( b ) Ca++ and rennin respectively
( c ) rennin , HCl and Ca ++ respectively
( d ) rennin and pepsin respectively .
13. A healthy person eats the following diet - 5 gm raw sugar , 4 gm albumin , 10 gm pure buffalo ghee adulterated with 2 gm vegetable ghee ( hydrogenated vegetable oil ) and 5 gm lignin . How many calories he is likely to get ?
( a ) 126
( b ) 164
( c ) 112
( d ) 144
14. Which of the following components of food will be affected if the pH of stomach is made 7 ?
( a ) Fat
( b ) Protein
( c ) Sucrose
( d ) Vitamins
15. Which labelled part in the given figure secretes a juice that does not contain any enzyme ?
( b ) Ca++ and rennin respectively
( c ) rennin , HCl and Ca ++ respectively
( d ) rennin and pepsin respectively .
13. A healthy person eats the following diet - 5 gm raw sugar , 4 gm albumin , 10 gm pure buffalo ghee adulterated with 2 gm vegetable ghee ( hydrogenated vegetable oil ) and 5 gm lignin . How many calories he is likely to get ?
( a ) 126
( b ) 164
( c ) 112
( d ) 144
14. Which of the following components of food will be affected if the pH of stomach is made 7 ?
( a ) Fat
( b ) Protein
( c ) Sucrose
( d ) Vitamins
15. Which labelled part in the given figure secretes a juice that does not contain any enzyme ?
( b ) Q
( c ) R
( d ) S
16. Digestion of fats is brought about by enzymes which contain
( a ) Zn
( b ) Ca
( c ) Cu
( d ) Mn .
17. Which of the following statements are incorrect ?
( i ) Secretin was the first hormone discovered by scientists .
( ii ) Duocrinin stimulates the Brunner's glands to release mucus and enzymes into the intestinal juice .
( iii ) Enterocrinin inhibits the release of pancreatic juice from the pancreas .
( iv ) Pancreatic polypeptide stimulates pancreas to secrete and release digestive enzymes in the pancreatic juice .
( v ) Enterogastrone stimulates gastric glands to secrete and release the gastric juice .
( a ) ( ii ) and ( iv )
( b ) ( i ) and ( ii )
( c ) ( i ) , ( ii ) and ( v )
( d ) ( iii ) , ( iv ) and ( v )
18. In which layer of stomach are gastric glands located .
( a ) Serosa
( b ) Mucosa
( c ) Submucosa
( d ) Muscularis mucosa .
19. Match the columns and find out the correct combination .
Column I Column II
( i ) Kwashiorkor P. Iron
( ii ) General anaemia q .Menadione
( iii ) Dermatitis r . Protein
( iv ) Marasmus S. Protein and calories
( v ) Bleeding t . Biotin
( a ) ( i ) - p , ( ii ) -t , ( iii ) - q , ( iv ) - r , ( v ) - s
( b ) ( i ) -t , ( ii ) -q , ( iii ) - r , ( iv ) - s , ( v ) - p
( c ) ( i ) -q , ( ii ) - r , ( iii ) - s , ( iv ) - p , ( v ) - t
( d ) ( i ) - r , ( ii ) - p , ( iii ) - t , ( iv ) - s , ( v ) - q
20. Match the pair .
( a ) Islets of Langerhans - secretin
( b ) Gastrin cells - duocrinin
( c ) Pancreatic cells - enterocrinin
( d ) Salivary glands - amylase
21. Which group of three of the following five statements ( 1-5 ) contain all three correct statements regarding beri - beri ?
1 . A crippling disease prevalent among the native population of Sub - Saharan Africa .
2 . A deficiency disease caused by lack of thiamine ( vitamin B₁ )
3 . A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein .
4. Occurs in those countries where the staple diet is polished rice
5 . The symptoms are pain from neuritis , paralysis , muscle wasting , progressive oedema , mental deterioration and finally heart failure .
( a ) 2 , 4 and 5
( b ) 1 , 2 and 4
( c ) 1 , 3 and 5
( d ) 2 , 3 and 5 .
22. During prolonged fastings , in what sequence are the following organic compounds used up by the body ?
( a ) First carbohydrates , next fats and lastly proteins
( b ) First fats , next carbohydrates and lastly proteins
( c ) First carbohydrates , next proteins and lastly lipids
( d ) First proteins , next lipids and lastly carbohydrates .
23. Examination of blood of a person suspected of having anaemia , shows large , immature , nucleated erythrocytes without haemoglobin . Supplementing his diet with which of the following , is likely to alleviate his symptoms ?
( a ) Iron compounds
( b ) Thiamine
( c ) Folic acid and cobalamin
( d ) Biotin
24. Which one of the following is the correct matching of the site of action on the given substrate , the enzyme acting upon it and the end product ?
( a ) Small intestine : proteins - Pepsin - amino acids
( b ) Stomach : fats - Lipase , - micelles
( c ) Duodenum : triglycerides- Trypsin , - monoglycerides
( d ) Small intestine : starch - a Amylase - disaccharide ( maltose )
25. A young infant may be feeding entirely on mother's milk which is white in colour but the stools which the infant passes out is quite yellowish . The yellow colour of stool is due to
( a ) bile pigments passed through bile juice
( b ) undigested milk protein casein
( c ) pancreatic juice poured into duodenum
( d ) intestinal juice .
26. Which one of the following statements is true regarding digestion and absorption of food in humans ?
( a ) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Nat .
( b ) Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries .
( c ) About 60 % of starch is hydrolysed by salivary amylase in our mouth
( d ) Oxyntic cells in our stomach secrete the proenzyme pepsinogen
27. Achild took sugar cane and sucked its juice . Regarding this which of the following match is correct ?
( c ) R
( d ) S
16. Digestion of fats is brought about by enzymes which contain
( a ) Zn
( b ) Ca
( c ) Cu
( d ) Mn .
17. Which of the following statements are incorrect ?
( i ) Secretin was the first hormone discovered by scientists .
( ii ) Duocrinin stimulates the Brunner's glands to release mucus and enzymes into the intestinal juice .
( iii ) Enterocrinin inhibits the release of pancreatic juice from the pancreas .
( iv ) Pancreatic polypeptide stimulates pancreas to secrete and release digestive enzymes in the pancreatic juice .
( v ) Enterogastrone stimulates gastric glands to secrete and release the gastric juice .
( a ) ( ii ) and ( iv )
( b ) ( i ) and ( ii )
( c ) ( i ) , ( ii ) and ( v )
( d ) ( iii ) , ( iv ) and ( v )
18. In which layer of stomach are gastric glands located .
( a ) Serosa
( b ) Mucosa
( c ) Submucosa
( d ) Muscularis mucosa .
19. Match the columns and find out the correct combination .
Column I Column II
( i ) Kwashiorkor P. Iron
( ii ) General anaemia q .Menadione
( iii ) Dermatitis r . Protein
( iv ) Marasmus S. Protein and calories
( v ) Bleeding t . Biotin
( a ) ( i ) - p , ( ii ) -t , ( iii ) - q , ( iv ) - r , ( v ) - s
( b ) ( i ) -t , ( ii ) -q , ( iii ) - r , ( iv ) - s , ( v ) - p
( c ) ( i ) -q , ( ii ) - r , ( iii ) - s , ( iv ) - p , ( v ) - t
( d ) ( i ) - r , ( ii ) - p , ( iii ) - t , ( iv ) - s , ( v ) - q
20. Match the pair .
( a ) Islets of Langerhans - secretin
( b ) Gastrin cells - duocrinin
( c ) Pancreatic cells - enterocrinin
( d ) Salivary glands - amylase
21. Which group of three of the following five statements ( 1-5 ) contain all three correct statements regarding beri - beri ?
1 . A crippling disease prevalent among the native population of Sub - Saharan Africa .
2 . A deficiency disease caused by lack of thiamine ( vitamin B₁ )
3 . A nutritional disorder in infants and young children when the diet is persistently deficient in essential protein .
4. Occurs in those countries where the staple diet is polished rice
5 . The symptoms are pain from neuritis , paralysis , muscle wasting , progressive oedema , mental deterioration and finally heart failure .
( a ) 2 , 4 and 5
( b ) 1 , 2 and 4
( c ) 1 , 3 and 5
( d ) 2 , 3 and 5 .
22. During prolonged fastings , in what sequence are the following organic compounds used up by the body ?
( a ) First carbohydrates , next fats and lastly proteins
( b ) First fats , next carbohydrates and lastly proteins
( c ) First carbohydrates , next proteins and lastly lipids
( d ) First proteins , next lipids and lastly carbohydrates .
23. Examination of blood of a person suspected of having anaemia , shows large , immature , nucleated erythrocytes without haemoglobin . Supplementing his diet with which of the following , is likely to alleviate his symptoms ?
( a ) Iron compounds
( b ) Thiamine
( c ) Folic acid and cobalamin
( d ) Biotin
24. Which one of the following is the correct matching of the site of action on the given substrate , the enzyme acting upon it and the end product ?
( a ) Small intestine : proteins - Pepsin - amino acids
( b ) Stomach : fats - Lipase , - micelles
( c ) Duodenum : triglycerides- Trypsin , - monoglycerides
( d ) Small intestine : starch - a Amylase - disaccharide ( maltose )
25. A young infant may be feeding entirely on mother's milk which is white in colour but the stools which the infant passes out is quite yellowish . The yellow colour of stool is due to
( a ) bile pigments passed through bile juice
( b ) undigested milk protein casein
( c ) pancreatic juice poured into duodenum
( d ) intestinal juice .
26. Which one of the following statements is true regarding digestion and absorption of food in humans ?
( a ) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Nat .
( b ) Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries .
( c ) About 60 % of starch is hydrolysed by salivary amylase in our mouth
( d ) Oxyntic cells in our stomach secrete the proenzyme pepsinogen
27. Achild took sugar cane and sucked its juice . Regarding this which of the following match is correct ?
28. Continued consumption of a diet rich in butter , red meat and eggs for a long period may lead to
( a ) vitamin toxicity
( b ) kidney stones
( c ) hypercholesterolemia
( d ) urine laden with ketone bodies .
29. Vitamin D is synthesised in the skin , by action of sunlight on
( a ) cephano - cholesterol
( b ) 7 - dehydrocholesterol
( c ) cholesterol
( d ) all of these .
30. The lining of intestinal wall from outside to inside is made up of
( a ) circular muscles → longitudinal muscles → mucosa → submucosa
( b ) longitudinal muscles → circular muscles → submucosa → mucosa
( c ) mucosa → submucosa → circular muscles → longitudinal muscles
( d ) submucosa → longitudinal muscles → circular muscles → mucosa .
31. Calorific value for carbohydrates , proteins and fats is
( a ) 50 cal , 4.68 cal and 80 cal respectively
( b ) 40 cal , 80 cal and 100 cal respectively
( c ) 4.1 cal , 5.65 cal and 9.45 cal respectively
( d ) 5.68 cal , 100 cal and 30 cal respectively
32. Often in ill patients , doctors administer because
( a ) carbohydrates , they are easily metabolised
( b ) lipids , they provide large amount of energy
( c ) carbohydrates , they require less oxygen
( d ) lipids , they requires more oxygen
33. In which part of ruminant stomach , maximum amount of cellulose digesting bacteria are located ?
( a ) Rumen and reticulum
( b ) Rumen and omasum
( c ) Abomasum and reticulum
( d ) Omasum and abomasum
34. Match the names of the cells given under column I with the names of organs / parts in which they occur , given under column II . Choose the answer which gives correct combination of the alphabets of the two columns .
Column I Column II
( Cells ) ( Parts / Organs )
i . Van Kupffer cells P. Islets of Langerhans
ii. β - cells q . Liver sinusoids
iii. Brush border cells r . Thyroid gland
iv. Paneth cells S. Proximal convoluted tubule
t. Small intestine
( a ) ( i ) - s, ( ii ) - t, ( iii ) - p, ( iv ) - q
( b ) ( i ) - r, ( ii ) - p, ( iii ) - s, ( iv ) - q
( c ) ( i ) - r, ( ii ) - t, ( iii ) - s, ( iv ) - p
( d ) ( i ) - q, ( ii ) - p, ( iii ) - s, ( iv ) - t
35. Read the statements A and B.
Statement A : The human small intestine is the longest portion in the alimentary canal .
Statement B : Absorption of digested food requires a very large surface area . Identify the correct choice on the two statements .
( a ) statement A is correct and statement B is incorrect .
( b ) Both the statements A and B are correct
( c ) Both the statements A and B are incorrect
( d ) statement A is incorrect and statement B is correct .
36. Carrier ions like Na + facilitate the absorption of substances like
( a ) amino acids and glucose
( b ) glucose and fatty acids
( c ) fatty acids and glycerol
( d ) Fatty acids and some amino acids .
37. Which of the following vitamins has some physio logical effects similar to those of parathormone ?
( a ) Vitamin A
( b ) Vitamin D
( c ) Vitamin C
( d ) Vitamin B
38. Which of the following is correct ?
( a ) Paneth cells secrete pepsinogen .
( b ) Parietal cells secrete hydrochloric acid .
( c ) Argentaffin cells secrete mucus .
( d ) Chief cells secrete gastrin .
39. One of the constituents of the pancreatic juice which is poured into the duodenum in humans is
( a ) trypsinogen
( b ) chymotrypsin
( c ) trypsin
( d ) enterokinase .
40. Which match is true ?
Vitamin deficiency disease / Vitamin /Source
( a ) severe bleeding / tocopherol / milk , egg
( b ) anaemia / ascorbic acid / lemon , orange
( c ) night blindness / retinol /carrot , milk
( d ) sterility /calciferol /milk , butter
41. The back flow of faecal matter in the large intestine is prevented by the presence of
( a ) sphincter of Oddi
( b ) ileo - caecal valve
( c ) gastro - oesophagal sphincter
( d ) pyloric sphincter .
42. Cyanocobalamine is required for the maturation of
( a ) RBC
( b ) platelets
( c ) WBC
( d ) lymph .
43. In a normal human being , the three pair of salivary glands and numerous buccal glands produce about
( a ) 3.0 dm³ of saliva per day
( b ) 1.5 dm³ of saliva per day
( c ) 2.0 dm³ of saliva per day
( d ) 2.5 dm³ of saliva per day .
44. In which organ , gluconeogenesis takes place ?
( a ) Pancreas
( b ) Kidney
( c ) Stomach
( d ) Liver
45. If we take food rich in lime juice , then
( a ) action of ptyalin on starch is enhanced
( b ) action of ptyalin on starch is reduced
( c ) action of ptyalin on starch is unaffected
( d ) action of ptyalin on starch stops .
( b ) kidney stones
( c ) hypercholesterolemia
( d ) urine laden with ketone bodies .
29. Vitamin D is synthesised in the skin , by action of sunlight on
( a ) cephano - cholesterol
( b ) 7 - dehydrocholesterol
( c ) cholesterol
( d ) all of these .
30. The lining of intestinal wall from outside to inside is made up of
( a ) circular muscles → longitudinal muscles → mucosa → submucosa
( b ) longitudinal muscles → circular muscles → submucosa → mucosa
( c ) mucosa → submucosa → circular muscles → longitudinal muscles
( d ) submucosa → longitudinal muscles → circular muscles → mucosa .
31. Calorific value for carbohydrates , proteins and fats is
( a ) 50 cal , 4.68 cal and 80 cal respectively
( b ) 40 cal , 80 cal and 100 cal respectively
( c ) 4.1 cal , 5.65 cal and 9.45 cal respectively
( d ) 5.68 cal , 100 cal and 30 cal respectively
32. Often in ill patients , doctors administer because
( a ) carbohydrates , they are easily metabolised
( b ) lipids , they provide large amount of energy
( c ) carbohydrates , they require less oxygen
( d ) lipids , they requires more oxygen
33. In which part of ruminant stomach , maximum amount of cellulose digesting bacteria are located ?
( a ) Rumen and reticulum
( b ) Rumen and omasum
( c ) Abomasum and reticulum
( d ) Omasum and abomasum
34. Match the names of the cells given under column I with the names of organs / parts in which they occur , given under column II . Choose the answer which gives correct combination of the alphabets of the two columns .
Column I Column II
( Cells ) ( Parts / Organs )
i . Van Kupffer cells P. Islets of Langerhans
ii. β - cells q . Liver sinusoids
iii. Brush border cells r . Thyroid gland
iv. Paneth cells S. Proximal convoluted tubule
t. Small intestine
( a ) ( i ) - s, ( ii ) - t, ( iii ) - p, ( iv ) - q
( b ) ( i ) - r, ( ii ) - p, ( iii ) - s, ( iv ) - q
( c ) ( i ) - r, ( ii ) - t, ( iii ) - s, ( iv ) - p
( d ) ( i ) - q, ( ii ) - p, ( iii ) - s, ( iv ) - t
35. Read the statements A and B.
Statement A : The human small intestine is the longest portion in the alimentary canal .
Statement B : Absorption of digested food requires a very large surface area . Identify the correct choice on the two statements .
( a ) statement A is correct and statement B is incorrect .
( b ) Both the statements A and B are correct
( c ) Both the statements A and B are incorrect
( d ) statement A is incorrect and statement B is correct .
36. Carrier ions like Na + facilitate the absorption of substances like
( a ) amino acids and glucose
( b ) glucose and fatty acids
( c ) fatty acids and glycerol
( d ) Fatty acids and some amino acids .
37. Which of the following vitamins has some physio logical effects similar to those of parathormone ?
( a ) Vitamin A
( b ) Vitamin D
( c ) Vitamin C
( d ) Vitamin B
38. Which of the following is correct ?
( a ) Paneth cells secrete pepsinogen .
( b ) Parietal cells secrete hydrochloric acid .
( c ) Argentaffin cells secrete mucus .
( d ) Chief cells secrete gastrin .
39. One of the constituents of the pancreatic juice which is poured into the duodenum in humans is
( a ) trypsinogen
( b ) chymotrypsin
( c ) trypsin
( d ) enterokinase .
40. Which match is true ?
Vitamin deficiency disease / Vitamin /Source
( a ) severe bleeding / tocopherol / milk , egg
( b ) anaemia / ascorbic acid / lemon , orange
( c ) night blindness / retinol /carrot , milk
( d ) sterility /calciferol /milk , butter
41. The back flow of faecal matter in the large intestine is prevented by the presence of
( a ) sphincter of Oddi
( b ) ileo - caecal valve
( c ) gastro - oesophagal sphincter
( d ) pyloric sphincter .
42. Cyanocobalamine is required for the maturation of
( a ) RBC
( b ) platelets
( c ) WBC
( d ) lymph .
43. In a normal human being , the three pair of salivary glands and numerous buccal glands produce about
( a ) 3.0 dm³ of saliva per day
( b ) 1.5 dm³ of saliva per day
( c ) 2.0 dm³ of saliva per day
( d ) 2.5 dm³ of saliva per day .
44. In which organ , gluconeogenesis takes place ?
( a ) Pancreas
( b ) Kidney
( c ) Stomach
( d ) Liver
45. If we take food rich in lime juice , then
( a ) action of ptyalin on starch is enhanced
( b ) action of ptyalin on starch is reduced
( c ) action of ptyalin on starch is unaffected
( d ) action of ptyalin on starch stops .
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Ans key
1. A, 2.B, 3.D, 4.D, 5.C, 6.C, 7.D, 8.B, 9.D, 10.D, 11.A, 12.A, 13.D, 14.B 15.C, 16.C, 17.D, 18.B, 19.D, 20.D, 21.A, 22.A, 23.C, 24.B, 25.A, 26.A, 27.D, 28.C, 29.B, 30.B, 31.C, 32.A, 33.A, 34.D, 35.B, 36.A, 37.B, 38.B, 39.A, 40.C, 41.B, 42.A, 43.B, 44.D, 45.B
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