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MCQOPTIONS
This section includes 2103 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1251. |
Match List I with List II and select the correct answer using the code given below: List I(Product) List II (Source) A. Opium 1. BarkB. Hing2. RootC. Rubber3. FruitD. Quinine4. Stem |
| A. | A - 1, B - 2, C - 3, D - 4 |
| B. | A - 3, B - 2, C - 4, D - 1 |
| C. | A - 4, B - 2, C - 1, D - 3 |
| D. | A - 2, B - 4, C - 3, D - 1 |
| Answer» C. A - 4, B - 2, C - 1, D - 3 | |
| 1252. |
‘Equus caballus’ is the scientific name of which of the following animals? |
| A. | Cheeta |
| B. | Horse |
| C. | Zebra |
| D. | Wild Ass |
| Answer» C. Zebra | |
| 1253. |
A sedimentary type of biogeochemical cycle is |
| A. | Carbon cycle |
| B. | Hydrogen cycle |
| C. | Nitrogen cycle |
| D. | Sulphur cycle |
| Answer» E. | |
| 1254. |
____________ is a process of energy production with the help of Oxygen |
| A. | Aerobic Respiration |
| B. | Anaerobic Respiration |
| C. | Autotrophic |
| D. | Infertility (heterotrophic) |
| Answer» B. Anaerobic Respiration | |
| 1255. |
Minamata disease is related to which of the following? |
| A. | Cd pollution |
| B. | SO2 pollution |
| C. | Hg pollution |
| D. | None of these |
| Answer» D. None of these | |
| 1256. |
Living things constitute the biotic component of the ________. |
| A. | Mesosphere |
| B. | Biosphere |
| C. | Thermosphere |
| D. | Heliosphere |
| Answer» C. Thermosphere | |
| 1257. |
If there were no sun rays reaching the earth, human should suffer from the deficiency of ________. |
| A. | Mineral |
| B. | Fat |
| C. | Vitamin D |
| D. | Vitamin E |
| Answer» D. Vitamin E | |
| 1258. |
Collenchyma : hemicellulose :: sclerenchyma : ________. |
| A. | lignin |
| B. | cellulose |
| C. | pectin |
| D. | fibres |
| Answer» B. cellulose | |
| 1259. |
Especially sedentary protocord animals are found in the class |
| A. | Pterobranch |
| B. | The larva |
| C. | Ascites disease |
| D. | Thalisia |
| Answer» B. The larva | |
| 1260. |
By which process water comes out of leaves in the form of vapour? |
| A. | Transpiration |
| B. | Evaporation |
| C. | Condensation |
| D. | Sublimation |
| Answer» B. Evaporation | |
| 1261. |
Oparin’s theory about ‘Origin of life’ is related to ________. |
| A. | chemical evolution |
| B. | biological evolution |
| C. | physical evolution |
| D. | artificial evolution |
| Answer» B. biological evolution | |
| 1262. |
An important mechanism of salt regulation in human body is performed by adrenal glands which are located |
| A. | in the kidneys |
| B. | over the kidneys |
| C. | opposite to the kidneys |
| D. | in between the two kidneys |
| Answer» C. opposite to the kidneys | |
| 1263. |
Phenotypic ratio of Mendelian Dihybrid cross is |
| A. | 9:3:3:1 |
| B. | 1:1:1:1 |
| C. | 3:4:3:1 |
| D. | 1:2:1:1 |
| Answer» B. 1:1:1:1 | |
| 1264. |
Name the teeth which helps in piercing and tearing? |
| A. | Incisor |
| B. | Canine |
| C. | Premolar |
| D. | Molar |
| Answer» C. Premolar | |
| 1265. |
'Astigmatism' is a disease which affects- |
| A. | Ears |
| B. | Legs |
| C. | Eyes |
| D. | Heart |
| Answer» D. Heart | |
| 1266. |
In which organ of the body does the detoxification of the most poisonous substances take place? |
| A. | Kidney |
| B. | Liver |
| C. | Lungs |
| D. | Stomach |
| Answer» C. Lungs | |
| 1267. |
In which of the following conditions does the patient have an altered posture and walking style? |
| A. | Aphasia |
| B. | Ataxia |
| C. | Agnosia |
| D. | Atelectasis |
| Answer» C. Agnosia | |
| 1268. |
Biotechnology means A. Technical study of bacteria.B. Technical study of chemicals in the bodyC. Infusion of technology in human anatomyD. Use of living organisms in industrial processes. |
| A. | A |
| B. | D |
| C. | B |
| D. | C |
| Answer» C. B | |
| 1269. |
Dialysis is recommended to a patient having which human organ damaged or not working properly? |
| A. | Heart |
| B. | Liver |
| C. | Kidney |
| D. | Stomach |
| Answer» D. Stomach | |
| 1270. |
Identify the bacterial disease in which the patient loses weight,suffers from severe cough and sometimes show blood traces in sputum |
| A. | Typhoid |
| B. | Tuberculosis |
| C. | Polio |
| D. | Influenza |
| Answer» C. Polio | |
| 1271. |
A virus contains |
| A. | DNA only |
| B. | RNA only |
| C. | Protein only |
| D. | Protein and nucleic acid |
| Answer» E. | |
| 1272. |
Glossina Palpalis is the Zoological name of |
| A. | Tse tse fly |
| B. | Fruit fly |
| C. | Sand fly |
| D. | May fly |
| Answer» B. Fruit fly | |
| 1273. |
In which of the following processes is oxygen released into the air? |
| A. | Photosynthesis |
| B. | Respiration |
| C. | Transpiration |
| D. | Excretion |
| Answer» B. Respiration | |
| 1274. |
If human blood is placed in a 2% detergent solution, what will happen to the RBC? |
| A. | The RBC will shrink. |
| B. | The RBC will swell and become turgid. |
| C. | The RBC will swell and burst. |
| D. | The RBC will lyse. |
| Answer» B. The RBC will swell and become turgid. | |
| 1275. |
Blood in urine or stool can be caused by the deficiency of which of the following vitamin? |
| A. | Vitamin K |
| B. | Vitamin D |
| C. | Folate |
| D. | Thiamine |
| Answer» B. Vitamin D | |
| 1276. |
Excess of which of the following in the blood causes the “Blue Baby Syndrome” disease? |
| A. | Iron |
| B. | Lead |
| C. | Methamoglobin |
| D. | Nitrate |
| Answer» E. | |
| 1277. |
Palaeontology is the study of _________. |
| A. | Bones |
| B. | Primates |
| C. | Fossils |
| D. | Birds |
| E. | Animals |
| Answer» D. Birds | |
| 1278. |
How many bones does a human body at birth have?A. 206B. 234C. 300D. 354 |
| A. | D |
| B. | C |
| C. | B |
| D. | A |
| Answer» C. B | |
| 1279. |
Consumption of water with high concentration of arsenic leads to |
| A. | Minamata disease |
| B. | Blue-Baby disease |
| C. | Itai-Itai disease |
| D. | Black-Foot disease |
| Answer» E. | |
| 1280. |
Amount of O2 normally carried by 100 ml of pure blood, is________ |
| A. | 50 ml |
| B. | 2 ml |
| C. | 20 ml |
| D. | 5 ml |
| Answer» D. 5 ml | |
| 1281. |
Pneumatophores are special type of modified root which help in: |
| A. | Respiration |
| B. | Photosynthesis |
| C. | Transpiration |
| D. | None of these |
| Answer» B. Photosynthesis | |
| 1282. |
In which among the following organ, “Bowman's Capsule” is found? |
| A. | Liver |
| B. | Kidney |
| C. | Heart |
| D. | Small intestine |
| Answer» C. Heart | |
| 1283. |
______ is known as a disease mostly caused by occupational health hazards. |
| A. | Syphilis |
| B. | Cirrhosis |
| C. | Silicosis |
| D. | Parkinson’s |
| Answer» D. Parkinson’s | |
| 1284. |
Living Cells are not essential for |
| A. | Evaporation |
| B. | Transpiration |
| C. | Guttation |
| D. | All of these |
| Answer» E. | |
| 1285. |
_______ is the largest phylum of Animalia which includes insects. |
| A. | Annelida |
| B. | Chordata |
| C. | Arthropoda |
| D. | Platyhelminthes |
| Answer» D. Platyhelminthes | |
| 1286. |
How long should one wash hands to remain free of COVID-19? |
| A. | Five Seconds |
| B. | 20 Seconds |
| C. | One minute |
| D. | 40 Seconds |
| Answer» C. One minute | |
| 1287. |
A person of which blood group can be a universal donor? |
| A. | O |
| B. | A |
| C. | B |
| D. | AB |
| Answer» B. A | |
| 1288. |
Nobel prize had been given to Hargovind Khorana for the discovery of - |
| A. | Determination of nucleic acids |
| B. | Determination of inherited properties from parents |
| C. | Determination of sex |
| D. | Determination of cells |
| Answer» C. Determination of sex | |
| 1289. |
Growth of a _____ depends on ______. |
| A. | plant; phloem |
| B. | plant; meristematic tissue |
| C. | plant; xylem |
| D. | animal; complex tissue |
| Answer» C. plant; xylem | |
| 1290. |
Charles Darwin gave the idea of: |
| A. | biological classification |
| B. | cell as a unit of life |
| C. | gene |
| D. | evolution |
| Answer» E. | |
| 1291. |
Match the List - I with List - II and select the correct answer from the codes given below:List - IList - IIA. Vitamin K1. Wheat germ oilB. Vitamin D2. LemonC. Vitamin E3. Cod – liver oilD. Vitamin C4. Alfa - alfa |
| A. | A - 1, B - 2, C - 3, D - 4 |
| B. | A - 3, B - 1, C - 4, D - 2 |
| C. | A - 2, B - 3, C - 4, D - 1 |
| D. | A - 4, B - 3, C - 1, D - 2 |
| Answer» E. | |
| 1292. |
Pellagra is caused due to the lack of which of the following vitamins? |
| A. | A |
| B. | B3 |
| C. | B1 |
| D. | D |
| Answer» C. B1 | |
| 1293. |
'Mycoplasma' belongs to which kingdom? |
| A. | Monera |
| B. | Protista |
| C. | Fungi |
| D. | Plantae |
| Answer» B. Protista | |
| 1294. |
Cells of fungi are made up of ______. |
| A. | Lignin |
| B. | Chitin |
| C. | Qutin |
| D. | Cellulose |
| Answer» C. Qutin | |
| 1295. |
Many eye-related diseases are caused mainly due to the deficiency of: |
| A. | Vitamin D |
| B. | Vitamin C |
| C. | Vitamin K |
| D. | Vitamin A |
| Answer» E. | |
| 1296. |
Dolly was an example of cloned ________. |
| A. | Dog |
| B. | Cow |
| C. | Sheep |
| D. | Hen |
| Answer» D. Hen | |
| 1297. |
A reflection of an object is formed in the human eye? |
| A. | In Cornea |
| B. | In Iris |
| C. | In Eyeball |
| D. | In Retina |
| Answer» E. | |
| 1298. |
Deficiency of Vitamin-D results in |
| A. | night blindness |
| B. | rickets |
| C. | scurvy |
| D. | hairfall |
| Answer» C. scurvy | |
| 1299. |
Human body contains |
| A. | about 70% water |
| B. | 20%-30% water |
| C. | 10%-20% water |
| D. | 30%-40% water |
| E. | None of the above/More than one of the above |
| Answer» B. 20%-30% water | |
| 1300. |
Hemocyanin is an oxygen-transport metalloprotein present in some invertebrate animals. This protein contains : |
| A. | one copper atom |
| B. | two copper atoms |
| C. | one iron atom |
| D. | one magnesium atom |
| Answer» C. one iron atom | |