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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
1251. |
BOD of a river water is found very high. This means water:A. cleanB. highly pollutedC. having algaeD. contain dissolved minerals |
Answer» Correct Answer - B | |
1252. |
Uniparous branching occurs inA. MirabilisB. EuphorbiaC. SaracaD. Viscum |
Answer» Correct Answer - C | |
1253. |
The unrestricted reproductive capacity of a population is called is :A. Birth rateB. Biotic potentialC. Carrying capacityD. Fertility |
Answer» Correct Answer - B | |
1254. |
Anthers are fused and filaments are free inA. SunflowerB. GossypiumC. MurrayaD. Petunia |
Answer» Correct Answer - A | |
1255. |
A water body has high BOD indicating that water isA. Being contaminated with sewageB. Being aeratedC. Receiving mineralsD. Atrophic. |
Answer» Correct Answer - A | |
1256. |
The sum total of the population of the same kind of organisms constituteA. ColonyB. GenusC. CommunityD. Species |
Answer» Correct Answer - D | |
1257. |
which one of the following has compound umbelA. CoriandrumB. AndrosaceC. CentellaD. Morus |
Answer» Correct Answer - A | |
1258. |
Eutrophication is a type ofA. Land pollutionB. Air pollutionC. Water pollutionD. Noise pollutants |
Answer» Correct Answer - C | |
1259. |
National Bird of indian isA. Pavo cristatusB. Psittacula eupatoriaC. Streptopelia decaotoD. Hierococcux varrius |
Answer» Correct Answer - A | |
1260. |
synocology is the study ofA. Human environment of a placeB. Biotic environment of a placeC. Abiotic component of a placeD. Biotic community in relation to environment of a place |
Answer» Correct Answer - D | |
1261. |
Heat that radiates back from greenhouse gases (green house flux) causesA. Addition global warmingB. Thermal inversionC. EutrophicationD. Smog |
Answer» Correct Answer - A | |
1262. |
Water pollutionA. Increases turbidity and deoxygenationB. Decreases turbidityC. Increases oxygenationD. Increase photosynthesis. |
Answer» Correct Answer - A | |
1263. |
The fleshy fruits with hard and stony endocarp are calledA. DrupeB. PoemC. BerryD. Amphisarca |
Answer» Correct Answer - A | |
1264. |
Endangered plant species are conserved throughA. HerbariumB. Gene libraryC. Gene bankD. Reducing pollution |
Answer» Correct Answer - C | |
1265. |
Affinity of CO for haemoglobin as compared to `O_(2)` isA. Two timesB. Twenty timesC. 100 timesD. 200 times |
Answer» Correct Answer - D | |
1266. |
Lichens do not occur in area withA. PollutionB. humidityC. low temperatureD. High temperature |
Answer» Correct Answer - A | |
1267. |
Pollutant that reduces `O_(2)`-carrying capacity of blood isA. `SO_(2)`B. COC. `CO_(2)`D. None of the above |
Answer» Correct Answer - B | |
1268. |
Segregation of genes takes place duringA. MetaphaseB. AnaphaseC. ProphaseD. Embryo formation |
Answer» Correct Answer - B | |
1269. |
Assertion : Organichlorine presticides are organic compounds that have been chlorinated. Reason:Fenitrothion is one of the organochlorine pesticides.A. If both are true with reason being correct explanationB. Both true but reason is not correct explanationC. assertion is true but reason is wrongD. Both are wrong |
Answer» Correct Answer - C | |
1270. |
Assertion : Organichlorine presticides are organic compounds that have been chlorinated. Reason:Fenitrothion is one of the organochlorine pesticides.A. If both assertion and reason are true and the reason is the correct explanation of the assertionB. If both assertion and reason are true but reason is not the correct explanation of the assertionC. If assertion is true but reason is falseD. If both assertion and reason are false. |
Answer» Correct Answer - C | |
1271. |
A flask-shaped fleshy recetacle enclosing both the types of flowers is present inA. CyathiumB. HypanthodiumC. CoenanthiumD. Spadix |
Answer» Correct Answer - B | |
1272. |
A double homozygous yello round plant of Pea is crossed with green wrinkled plant. The offspring shall be ofA. One typeB. Two typesC. Four typesD. Several types |
Answer» Correct Answer - A | |
1273. |
Plants without leaves during one season areA. CaducousB. DeciduousC. EvergreenD. Semigreen |
Answer» Correct Answer - B | |
1274. |
Phenotype is influenced byA. EnvironmentB. DevelopmentC. AgeingD. All of above |
Answer» Correct Answer - D | |
1275. |
Thorn is a stem structure because it isA. AxillaryB. Like a branchC. Hard pointed structureD. Aerial |
Answer» Correct Answer - A | |
1276. |
Primary constituents of photochemical smog areA. `SO_(2)` and COB. `CO_(2)` and `NO_(2)`C. `NO_(2)` and unsaturated hydrocarbonsD. Hydrocarbons and CFCs. |
Answer» Correct Answer - C | |
1277. |
Multiple root caps occur inA. MaizeB. PandanusC. VandaD. Piper bette |
Answer» Correct Answer - B | |
1278. |
Greenhouse effect is due toA. `CO_(2)`B. COC. NOD. `PO_(4)` |
Answer» Correct Answer - A | |
1279. |
Disease aggraveted by pollution isA. scurvyB. rheumatismC. haemophiliaD. bronchitis |
Answer» Correct Answer - D | |
1280. |
Effect of pollution is observed first on:A. MicroorganismsB. VegetationC. Food cropsD. None of the above |
Answer» Correct Answer - B | |
1281. |
Effect of pollution is observed first on:A. microorganismsB. food cropC. green vegetableD. herbivores |
Answer» Correct Answer - A | |
1282. |
Effect of pollution is first marked onA. microorganismsB. vegetationC. food cropsD. None of these |
Answer» Correct Answer - D | |
1283. |
Effect of pollution is first marked onA. microorganismsB. green vegetation of an areaC. food cropD. none of these |
Answer» Correct Answer - B | |
1284. |
Ozone hole is maximum overA. IndiaB. AntarcticaC. EuropeD. Africa |
Answer» Correct Answer - B | |
1285. |
XX-XO sex chromosome complement occurs inA. CockrocachB. Hony beeC. ChimpanzeeD. Human female |
Answer» Correct Answer - A | |
1286. |
Which one of the following is mismatched ?A. Fossil fuel burning -Release of `CO_(2)`B. Nuclear power-Radiations wastesC. Solar energy-Green house effectD. Biomass burning -Release of `CO_(2)` |
Answer» Correct Answer - C | |
1287. |
Most toxic product of vehicle pollution is:A. PbB. `CO_(2)`C. COD. `NO_(x)`. |
Answer» Correct Answer - A | |
1288. |
Most toxic product of vehicle pollution is:A. PbB. `CO_2`C. COD. `NO_x` |
Answer» Correct Answer - A Most toxic product of vehicle pollution has been Pb. |
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1289. |
Which one of the following combinations is wrong?A. Ramer conversion -air pollutionB. Kyoto protocol-Climate changeC. Montreal protocol -ozone depletionD. Rio convention-Sustainable development |
Answer» Correct Answer - A | |
1290. |
Match the columns and find out the correct combinations A. a-iv,b-iii,c-ii,d-iB. a-I,b-iii,c-ii,d-ivC. a-ii,b-iii,c-iv,d-iD. a-iii,b-ii,c-iv,d-i |
Answer» Correct Answer - D | |
1291. |
Which one of the following combinations is wrong?A. Rio convention - Air pollutionB. Kyoto protocol - Climate changeC. Montreal protocol - Ozone depletionD. Ramsar convention - Wetland conservation |
Answer» Correct Answer - A | |
1292. |
The UN Conference of Parties on climate in the year 2011 was held in:A. PreuB. QatarC. PolandD. South Africa |
Answer» Correct Answer - D | |
1293. |
The UN Conference of Parties on climate in the year 2011 was held in:A. QatarB. PolandC. South AfricaD. Peru |
Answer» Correct Answer - A | |
1294. |
CoP-18 on climate change was held inA. PolandB. IndonesiaC. QatarD. South Africa |
Answer» Correct Answer - C CoP-18 on climate change was held in Qatar. |
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1295. |
The UN Conference of Parties on climate in the year 2011 was held in:A. PeruB. QatarC. PolandD. South Africa |
Answer» Correct Answer - D UN Conference of parties on Climate Change 1. 1995: COP 1, The Berlin Mandate 2. 1996: COP 2, Geneva, Switzerland 3. 1997: COP 3, The Kyoto Protocol on Climate Change 4. 1998: COP 4, Buenos Aires, Argentina 5. 1999: COP 5, Bonn, Germany 6. 2000: COP 6, The Hague, Netherlands 7. 2001: COP 6, Bonn, GermanS’ 8. 2001: COP 7, Marrakech, Morocco 9. 2002: COP 8, New Dethi, India 10. 2003: COP 9, Milan, Italy 11. 2004: COP 10, Buenos Aires, Argentina 12. 2005: cop 1 I/CMP 1, Montreal, Canada 13. 2006: COP 12/CMP 2, Nairobi, Kenya 14. 2007: COP 13/CMP3, Bali, Indonesia 15. 2008: COP 14/CM P 4, Poznan, Poland 16. 2009: COP 15/CMP 5, Copenhagen, Denmark 17. 2010: COP 16/CMP 6, Cancün, Mexico 18. 2011: COP 1 7/CMP 7, Durban, South Africa 19. 2012: COP 18/CMP 8, Doha, Qatar 20. 2013: COP 19/CMP 9, Warsaw, Poland 21. 2014: COP 20/CMP 10, Lima, Peru 22. 2015: COP 21/CMP 11, Paris, France 23. 2016: COP 22/CMP 12, Marrakech, Morocco |
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1296. |
The crops engineered for glyphosate are resistant/tolarant toA. InsetsB. HerbicidesC. FungiD. Bacteria |
Answer» Correct Answer - B The crops engineered for glyphosate are resistant/tolerant to herbicides. |
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1297. |
Water pollution is due toA. Agricultural dischargesB. Sewages and other wastesC. Industrials effluentsD. All the above |
Answer» Correct Answer - D | |
1298. |
Anxiety and stress are caused byA. Air pollutionB. Noise pollutionC. Water pollutionD. Nuclear pollution |
Answer» Correct Answer - B | |
1299. |
Green muffler scheme helps to reduceA. AirB. SoilC. NoiseD. Water. |
Answer» Correct Answer - C | |
1300. |
A higher biochemical oxygen demad in a particular segment of a river indicates thatA. the segment is free from pollutionB. the segment is highly pollutedC. aquatic life has started flourishingD. the river has high number of aquatic animals |
Answer» Correct Answer - B Biochemical oxygen demand or BOD is the oxygen required for microbial decomposition of a unit mass of organic remains. The degree of impurity of water due to organic matter is measured in terms of BOD. A higher BOD of a river indicates that water is highly polluted. |
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