ഒമ്പതാം ക്ലാസ്സ് ജീവശാസ്ത്രത്തിലെ DIGESTION AND TRASPORT OF NUTRIENTS/ദഹനവും പോഷകസംവഹനവും- എന്ന
പാഠം പഠിക്കുമ്പോള് അറിഞ്ഞിരിക്കേണ്ട GK QUESTIONS
1. What are the projections on the surface of the tongue called?
- Papillae
2. How many types of amino acids are found in proteins?
- 20
3. What is the digestive enzyme in the stomach?
- Pepsin
4. What acid in the stomach kills bacteria that enter with food?
- Hydrochloric acid
5. Which nutrient provides energy for the body's metabolic processes?
- Carbohydrates
6. What substances regulate the rate of chemical reactions in the body?
- Enzymes
7. What type of tooth is absent in herbivores?
- Canine teeth
8. What is the study of nutrition called?
- Trophology
9. How long does it take for digestion to complete?
- 4-5 hours
10. What pigments are present in bile?
- Bilirubin and biliverdin
11. Where is bile stored?
- In the gall bladder
12. What part of the digestive system absorbs water from food?
- Large intestine
13. What enzyme acts on starch? -
- Amylase
14. Where is food digestion completed?
- Small intestine
15. What type of tooth helps in chewing food?
- Molar teeth
16. What is the special type of contraction and relaxation of the esophagus called?
- Peristalsis
17. What was the first enzyme discovered?
- Diastase
18. What enzyme is produced by salivary glands?
- Salivary Amylase
19. What structure prevents food from entering the trachea?
- Epiglottis
20. What salt is lost from the body during dehydration?
- Sodium chloride
21. What antibiotic causes teeth to lose color?
- Tetracycline
22. How long is the human digestive tract?
- 30 feet
21. The enzyme which found in pancreatic juice, help in the digestion of protein is:
- Trypsin
22. Saliva acts on which food component?
- Starch
23. Name the Mineral that help in maintenance of necessary water in the body
- Sodium
24. The longest part of the small intestine
- Ileum
25.Which enzyme helps to convert protein into peptide
- Trypsin
25. The number of permanent teeth present in human are
- 32
26. Length of human large intestine is -
- 1.4 m
27. What is the Anatomical name of human's cheek
- Bucca
28. Length of human's small intestine is
- 6 to 7 meters
29. How many canines are there to help cut and tear the food
- 4
30. Name the living tissue made of teeth
- dentine
31. The scientists from which country discovered the tuberian salivary gland
- The Netherlands
32. Which organ of the body is the duodenum related to?
- small intestine
32. How many incisors do adults have that help in biting?
- 8
33. How many molars are there for help in chewing the food?
- 12
34. How many premolars are there that help in chewing?
- 8
35. Which part of the body is affected by periodontitis?
- Gum
36. Name the part in tooth where the blood vessels and nerves are located
- Pulp cavity
37. Which is the Hormone produced in the stomach in the absence of food -
- ghrelin
38. The thickest part of the human body
- Tooth enamel
39. Which enzyme helps in the conversion of starch into maltose?
- Pancreatic amylase
40. A hormone that help in production of glucose from protein and fat
- Cortisol
41.Which enzyme helps in converting fat into fatty acid and glycerol?
- Pancreatic lipase
42. Finger-like parts for absorption found in the wall of the small intestine
- Villas
43. In which part of the digestive system are nutrients absorbed into the blood?
- small intestine
44. Calcium-containing connective tissue that holds the teeth together in the gingival cavities -
- Cement
45. A grain that cannot be digested by the human body
- Cellulose
46. The 81st organ in the human body
- Tubarian salivary gland
47. Where does the digestion of meat begin?
- Stomach
48. Basic tastes
- Bitter, sour, salty, sweet
49. Hydrochloric acid producing part of stomach –
- Parotid cells in the gastric gland
50. Name of the food in the form of mush in the stomach
- Kim
51. Where does the digestion of food substances begin?
- by mouth
52. Salivary Digestible Nutrient Starch Amount of saliva produced in a day
- One and a half liters
53. Connecting mouth and stomach
- Esophagus
54. The widest part of the digestive system
- Stomach
55. The largest salivary gland in humans
- Parotid
56. Where is Burner's gland found?
- Iodine
57. Hormone produced in the stomach
- in gas
58. The smallest salivary gland
- Sublingual gland
59. Starvation
- Anorexia
59. Absorption of food is complete due to which feature of small intestine
- Villai
60.Salivary gland found irregularly between chins
- Submaxillary gland
61 : Jarvik 7 is the name of which artificial human organ?
- Heart
62 : Which organ is related to Stent treatment?
- Heart
63 : Which organ is affected by Coronary Thrombosis?
- Heart
64 : Which organ's function is affected by High Cholesterol?
- Heart
65 : Electrocardiograph is used to monitor the activity of which organ?
- Heart
66 : Which organ is related to Bypass Surgery?
- Heart
67 : How much time is required for the heart to beat once?
- 0.8 seconds
68: What plastic is used to make an artificial heart valve?
- Teflon
69 : Which organ is not affected by Cancer?
- Heart
70 : What is the heart rate of a newborn baby?
- 130 times per minute
71 : What is the condition called when the heart rate drops below 60 per minute?
- Bradycardia
72 : What is the condition called when the heart is located on the right side of the body instead of the left?
- Dextrocardia
73 : Cardiology is the study of what?
- Heart
74 : What is the valve between the left atrium and ventricle called?
- Bicuspid valve
75 : Which part of the heart receives oxygen-rich blood from the lungs through veins?
- Left atrium
76 : Which test is called an ultrasound scan of the heart?
- Echocardiogram
77 : What is the outermost layer of the heart called?
- Pericardium
78 : What is the valve between the right atrium and ventricle called?
- Tricuspid valve
79 : What part of the heart initiates and regulates heartbeats?
- Sinoatrial node
80 : Pacemaker of heart is known as ?
- S.A. node
81. What is the condition called when the heartbeat is higher than average?
- Tachycardia
82. What is the size of a person's heart compared to their body part?
- Fist
83. How many days old is a human embryo when the heart starts beating?
- 22 days
84. What is the main component of blood?
- Water
85. What is the weight of a human heart in males and females?
- Male - 340 grams, Female - 255 grams
86. What is the name of the valve between the left atrium and right ventricle?
- Mitral valve
87. What are the upper chambers of the human heart called?
- Atria
88. From which chamber of the heart is pure blood pumped?
- Left ventricle
89. Why do women have a lower risk of heart disease compared to men?
- Estrogen protection
90. What is the most common blood group found in humans?
- O Group
91. What is the longest-living blood cell?
- Red blood cell
92. What is the smallest white blood cell?
- Lymphocyte
93. What is the most abundant and diverse tissue in the body?
- Connective tissue
94. Why is a person who has eaten chocolate massaged and pressed?
- To reduce blood viscosity
95. What method is used in clinical labs to separate blood cells from blood samples?
- Centrifugation
96. What is the "blood bank" of the human body called?
- Spleen
97. What is the procedure called to remove blood clots from blood vessels?
- Angioplasty
98. How much blood is pumped into the arteries each time the heart beats?
- 70 milliliters
99. What is bad cholesterol commonly known as?
- LDL
100. Who classified living things as red-blooded and non-red-blooded?
- Aristotle
101. What chemical is used to prevent blood clotting during dialysis?
- Heparin
102. What percentage of blood is plasma?
- 55%
103. What is the color of plasma?
- Pale yellow (Plasma is 90-92% water and 7-8% proteins)
104. What is the average amount of blood in the human body?
- 5 liters
105. What is the term for bleeding from the nose?
- Epistaxis
106. Which plasma protein regulates blood pressure?
- Albumin
107. What type of connective tissue contains blood vessels and nerve fibers in the tooth?
- Pulp
108. What percentage of blood is made up of blood cells?
- 45%
109. Which blood group can donate blood to anyone?
- O group
110. What is the lifespan of red blood cells?
- 120 days
111. What is the largest artery?
- Aorta
112. What shape is the red blood cell?
- Disc-shaped
113. Who discovered blood transfusion?
- James Blundell
114. What condition occurs when the blood's ability to carry oxygen is reduced?
- Anemia
115. Which blood cell is most abundant in the human body?
- Red blood cell
116. What percentage of water is in blood?
- 90%
117. Which blood cell helps blood clotting?
- Platelets
118. Which metal helps blood clotting?
- Calcium
119. Does blood pressure decrease when one is sleeping?
- Yes
120. What is the usual amount of blood that can be donated by a person at one time?
- 300 milliliters
121. Who coined the terms universal donor and universal recipient in relation to blood donation?
- Roger Lee
122.Which scientist's blood samples were used to prepare a genetic map for the first time in the world
- James Watson
124. What Carries hormones
- the blood
125. Where are antigens found in blood?
- on the surface of red blood cells
126.Which is the white blood cell associated with allergy?
- Eosinophil
127. What is the mediator between blood and tissues
- lymph
128.Part of the blood where antibodies are located
- Plasma
129.Which Plasma protein helps in blood clotting
- Fibrinogen
130. Which is the rarest blood group
- AB negative
131.Who Invented the stethoscope
- Rene Laennec
132.From where hemoglobin is converted to bilirubin?
- Spleen
133. Who invented capillaries?
- Marcello Malpighi
134. In human, which heart chamber has the thickest wall
- Left ventricle
135. What system does viper venom affect?
- circulatory system
136. Which component of blood is affected by carbon monoxide
- Hemoglobin
137. Name the Process of making blood cells
- hematopoiesis
138. The Fluid that comes out after blood clots
- Serum
139. Thrombocyte is another name of
- Platelet
140. What is the Anticoagulant in human body
- Heparin
141. What is the normal blood pressure of a human being?
- 120/80 mmHg
142. What condition occurs when an Rh-negative mother carries an Rh-positive fetus during pregnancy?
- Erythroblastosis fetalis
143. Who discovered blood groups?
- Karl Landsteiner
144. What field is Karl Landsteiner associated with in medicine?
- Blood transfusion
145. What is the liquid part of blood called?
- Plasma
146. What is the pigment in blood called?
- Hemoglobin
147. Which enzyme helps blood to clot?
- Thrombokinase
148. What are very thin arteries and veins called?
- Capillaries
149. What is the study of blood vessels called?
- Angiology
150. Which vein carries pure blood?
- Pulmonary vein
151. Where are blood cells produced in the body?
- In the bone marrow
152. Who developed the first artificial pacemaker?
- Wilson Greatbatch
153. Which blood group is known as the universal recipient?
- AB blood group
154. Which organ is known as the graveyard of red blood cells?
- Spleen
155. Who developed the first blood bank?
- Charles Richard Drew
156. What substance gives blood its red color?
- Hemoglobin
- Sphygmomanometer
158. Who discovered blood transfusion?
- Jean-Baptiste Denis
159. Who discovered blood circulation?
- William Harvey
160. What component plays a major role in blood clotting?
- Platelets
161 : What is known as soldier of the body?
- White blood cells.
162 : What is the main symptom of hemophilia?
- Blood not clotting.
163 : From where the red blood cells are formed?
- In the bone marrow.
164 : Which blood cell provides immunity?
- White blood cells.
165 : Who discovered the electrocardiogram?
- Willem Einthoven.
166 : Which is the oxygen-carrying factor in human blood?
- Hemoglobin.
167 : Which artery carries impure blood?
- Pulmonary artery.
168 : Blood cell that produces antibodies?
- White blood cells
169 : How much blood is in a healthy human body?
- 5 liters.
170 : What is the study of blood called?
- Hematology.
171 : Leukocytes are known as?
- White blood cells
172 : Which X-ray is taken after injecting dye into the blood vessels?
- Angiogram.
173 : What is hematuria?
- Blood in the urine.
174 : How long does it take for blood to clot?
- 8-15 minutes.
175 : What device helps count blood cells?
- Hemocytometer.
176 : Erythrocytes are known as ?
- Red blood cells
177 : What is the condition of having too many red blood cells called?
- Polycythemia.
178 : What is the condition of having too many white blood cells called?
- Leukocytosis.
179 : The condition which decreasing white blood cells called?
- Leukopenia.
180 : What is the condition of having too many platelets called?
- Thrombocytosis.
181. What is the condition called when platelets decrease?
- Thrombocytopenia.
182. How long does it take for bleeding to stop when a human gets injured?
- 2-7 minutes.
183. What is the process of blood cell formation called?
- Hemopoiesis.
184. What is referred to as the "river of life"?
- Blood.
185. Which blood cell helps in the formation of antibodies?
- Lymphocyte.
186. Which blood cell helps in the formation of heparin?
- Basophils.
187. What is the circulation of blood from the right ventricle to the lungs and back to the left atrium called?
- Pulmonary circulation.
188. What prevents blood clotting in leeches?
- Hirudin.
189. Who performed the first heart transplant surgery?
- Dr. Christiaan Barnard.
190. What is the condition called when blood sugar levels decrease?
- Hypoglycemia.
191. Where is the headquarters of the World Heart Federation located?
- Geneva.
192. What is the main cause of high blood pressure?
- Salt.
193. What is another name for monocytes?
- Phagocytoses.
194. What percentage of plasma is water?
- 95%.
195. What percentage of iron is found in hemoglobin in the human body?
- 65%.
196. Which blood cell does not have a nucleus?
- Red blood cell.
197. What is the organ referred to as the "body's military camp"?
- Spleen.
198. Which organ stores T-cells and B-cells, the main components of the immune system?
- Spleen.
199. What is considered the most complete food?
- Milk.
200. What is the most abundant element in the human body?
- Oxygen.
201. Which vitamin is abundant in brown rice?
- Vitamin B
202. Which vitamin is found in rainwater?
- Vitamin B12
203. What is the chemical name of Vitamin B2?
- Riboflavin
204. Which vitamin deficiency causes night blindness?
- Vitamin A
205. What is the chemical name of Vitamin C?
- Ascorbic acid
206. Which vitamin is necessary for the proper functioning of the eyes?
- Vitamin A
207. Which vitamin is abundant in carrots?
- Vitamin A
208. Which vitamin is also known as fresh food vitamin?
- Vitamin C
209. Where does the absorption of Vitamin K occur in the body?
- Large intestine
210. Which vitamin directly participates in photosynthesis?
- Vitamin K
211. Which vitamin gives milk a pale yellow color?
- Riboflavin (Vitamin B2)
212. Which vitamin is not found in milk and eggs?
- Vitamin C
213. Which vitamin is most abundant in fish oils?
- Vitamin A
214. Which vitamin is produced by bacteria in the digestive tract?
- Vitamin K
215. Most vitamins are a group of similar compounds, which are called ............
- Vitamers.
216. Which vitamin helps in the formation of synovial fluid in bones?
- Vitamin E
217. Which vitamin deficiency causes gum inflammation and bleeding in humans?
- Vitamin C
218. How many calories of energy are obtained from one gram of protein?
- 4.1
219. How many calories of energy are obtained from one gram of fat?
- 9.3
220. What is the scientific name of Vitamin B1?
- Thiamine
221. Who first isolated the vitamin complex before Casimir Funk in 1910?
- Umetero Susuki
222. What is the richest source of protein for herbivores?
- Soybean
223. What is the condition called when there is an excess of vitamins in the body?
- Hypervitaminosis
224. What is the chemical name of Vitamin K?
- Phylloquinone
225. Who discovered that the cause of Beriberi disease is the deficiency of Vitamin B?
- Casimir Funk
226. Which vitamin deficiency is commonly seen in people with excessive drinking habits?
- Thiamine
227. Which vitamin deficiency causes Korsakoff syndrome?
- Thiamine
228. Which vitamin deficiency causes peripheral neuropathy (numbness and tingling in h6ands and feet)?
- Thiamine
229. Which amino acid is used to produce Niacin?
- Tryptophan
230. Which food is richest in Vitamin K?
- Leafy greens
231. Which vitamins are fat-soluble?
- A, D, E, K
232. What is Folate also known as?
- Vitamin B9
233. Which vitamin deficiency causes Paralysis?
- Vitamin B5
234. Which vitamin acts as an antioxidant due to its molecular structure?
- Vitamin C
235. How many types of vitamins are there based on solubility?
- Two
236. Which fat is converted to Vitamin D?
- Ergosteryl
237. What is the scientific name of Vitamin B12?
- Cyanocobalamin
238. What is the chemical name of Vitamin B9?
- Folic acid
239. Which vitamin is stored in the liver?
- Vitamin A
240. In what form is carbohydrate stored in the liver?
- Glycogen
241. Which co-vitamin is required for the absorption of Vitamin C?
- Vitamin P
242. Which vitamin is also an antioxidant?
- Vitamin E
241. Which organ produces the most urea?
- Liver
242. Which organ produces the most enzymes?
- Liver
243. Which organ produces fibrinogen in the human body?
- Liver
244. Which gland produces bile?
- Liver
245. Which organ has the ability to regenerate after recovery?
- Liver
246. Which organ produces the most ammonia in the human body?
- Liver
247. Which organ destroys toxic substances that enter the body?
- Liver
248. Which organ is considered the chemical laboratory of the human body?
- Liver
249. Which is the largest gland in the human body?
- Liver
250. Which is the largest internal organ in the human body?
- Liver
251. Which organ stores vitamins, minerals, and iron in the body?
- Liver
252. Which organ releases energy from fatty acids?
- Liver
253. Which organ converts ammonia in the blood into urea?
- Liver
254. Which organ stores the most vitamin A?
- Liver
255. Where is the substance that helps blood clotting produced?
- Liver
256. Which organ is mainly affected by jaundice?
- Liver
257. What is the most common liver disease?
- Jaundice
258. What disease causes liver cells to die?
- Cirrhosis
259. What metal is stored in the liver?
- Iron.
260. What is the study of the liver called?
- Hepatology
261. Which organ is most damaged due to excessive consumption of alcoholic beverages?
- Liver
262. What is the average weight of a human liver?
- 1500 gm
263. Which is the largest lymph gland?
- Spleen
264. Which organ stores the main components of the immune system, T cells and B cells?
- Spleen
- Spleen
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