IBPS AFO Mains 2012 solved previous year paper | AgriInsights
IBPS SO (AFO) 2012 Mains Previous Year Paper
Q1. Glycolysis is known as?
- EMP pathway ✓
- Photorespiration
- Gluconeogenesis
- Hexose monophosphate
Q2. “Cell Organiser” is?
- Ribosome
- Nucleolus ✓
- Centriole
- Nucleus
- None of these
- Pod
- Berry
- Drupe
- Caryopsis ✓
- None of these
Q4. Paddy inflorescence is?
- Ear
- Spikelet
- Arrow
- Panicle ✓
- None of these
Q5. Fruit ripening hormone?
- Cytokinin
- Gibberellins
- Ethylene ✓
- Abscisic acid
Q6. Hardness in Woody's tissue due to?
- Lignin ✓
- Suberin
- Silica
- Cellulose
- None of these
Q7. International Rice Research Institute is located in?
- Cuttack
- Geneva
- Hyderabad
- Los Banos
- Manila ✓
Q8. The “powerhouse” of the cell?
- Lysosome
- Ribosome
- Nucleus
- Mitochondria ✓
- None of these
Q9. Chipko movement is associated with the?
- Indira Gandhi
- Jawaharlal Nehru
- H.N. Bahuguna
- S.L. Bahuguna ✓
- None of these
Q10. The National Bureau of Fish Genetic Resources is located in?
- Chennai
- New Delhi
- Lucknow ✓
- Bangalore
- None of these
Q11. Which sanctuaries have the maximum number of rare animals?
- Dudhwa national parks
- Kaziranga national park
- Manas National Park ✓
- Corbett national park
- None of these
Q12. Which crop is grown for grain green manure and fodder?
- Red gram
- Cowpea ✓
- Lentil
- Chickpea
- None of these
Q13. Cereals – deficient in lysine and rich in?
- Methionine ✓
- Lysine
Q14. Which factor highest effect annual losses of Agricultural produce in India?
- Weeds< disease< insect
- Disease
- Weeds> insect> disease ✓
- Insect
- None of these
Q15. Red Data Book is famous for?
- Important wildlife
- Extinct animals
- Endangered animals and plants ✓
- Endangered animals
- None of these
Q16. The rate of photosynthesis is higher in which light?
- Red ✓
- Blue
- White
- Green
- Ultraviolet
Q17. Botanical name of pearl millet?
- Zea mays
- Avena sativa
- Eleusine coracana
- Pennisetum typhoides ✓
- None of these
Q18. The largest herbarium located in India?
- Pune
- Dehradun
- New Delhi
- Kolkata ✓
- None of these
Q19. International Convention on Biological Diversity was ratified in the year?
- 1994 ✓
- 1990
- 1999
- 1985
- 2005
Q20. Machines used for de-husking of pulse?
- Rubber roll dehusker
- Centrifugal dehusker
- Energy Roll Dehusker ✓
- Under-runner disc sheller
- None of these
Q21. Reptiles and Birds excreted nitrogen in the form of?
- Urea
- Lipids
- Ammonia
- Uric acid ✓
- None of these
Q22. “Red orange” colour of saffron due to the?
- Lysine
- Crocetin ✓
- Chlorophyll
- Polyphenols
- Xanthophyll
Q23. Insects extract in the form of uric acid because most of them are?
- Aquatic
- Terrestrial ✓
Q24. The term microbiology is given by?
- Julius Richard Petri
- Louis Pasteur ✓
- Robert Koch
- Antonie Van Leeuwenhoek
- None of these
Q25. A sclerotium refers to a modified mycelium which is?
- A conidial type
- A food-storing organ
- Hard resting body ✓
- An underground structure
- None of these
Q26. Which is considered a biological Paradise in India?
- Nanda Devi
- Sundarbans
- Gulf of Mannar ✓
- Nilgiri Bioreserve
- None of these
Q27. The phenomenon wherein a single gene has more than one phenotypic effect is known as?
- Hypostasis
- Pleiotropism ✓
- Epistasis
- Duplicate genes
- None of these
Q28. DNA and RNA are similar to each other because both?
- Have similar sugars
- Are double stranded
- Have similar pyrimidines
- Are nucleotide polymers ✓
- None of these
Q29. When disease attacks many in a community simultaneously?
- Epidemic ✓
- A bacteremia
- A secondary infection
- A nosocomial infection
- None of these
Q30. Beaten rice is also known as?
- Puffed rice
- Flaked rice ✓
- Mutant rice
- Polished rice
- None of these
Q31. Which synthetic polypeptides will form a triple helix?
- (Phe-Gly-Gly)n
- (Gly-Pro-Gly)n
- (Pro-Gly-Gly)n ✓
- (Pro-Gly)n
- None of these
Q32. A simple technique has been developed in India by the use of which Biofertilizer?
- Azotobacter and Nostoc
- Azotobacter and Rhizobium ✓
- Azolla and Rhizobium
- Azolla and Azotobacter
- None of these
Q33. Which is a rich source of protein? (according to option)
- Spirulina ✓
- Spirogyra
- Scytnema
- Stigma
- None of these
Q34. The anti-codon region is present in?
- rRNA
- s-RNA
- mRNA
- tRNA ✓
- None of these
Q35. Which is the correct food chain?
- Algae-insects-frog-snake-peacock ✓
- Algae-insects-frog-peacock-snake
- Algae-frog-insects-snake-peacock
- Algae-frog-insects-peacock-snake
- None of these
Q36. Pea seeds will germinate best if found in a jar containing?
- CO2
- N2
- H2
- O2(oxygen) ✓
- None of these
Q37. Measurement of the rate of oxygen consumption in the unit volume of water over a period of time is carried out to determine?
- Biosynthetic pathway
- Biological oxygen demand ✓
- Biogas generation
- Fermentation
- None of these
Q38. Obligate anaerobic Bactria grow?
- Grow without oxygen and produce high energy
- Have a fermentative metabolism and respiratory chain
- Grow with or without oxygen and produce medium energy
- Without oxygen and produce Low energy ✓
- None of these
Q39. The size of the tractor tire may be represented up?
- Section radius × rim width
- Section thickness × Rim diameter ✓
- Section height × rim width
- Section height × rim diameter
- None of these
Q40. Which is a matching set of classifications?
- Sea urchin, lobster, leech, locust
- Stanish, jellyfish, cuttlefish, octopus
- Nerves, planaria, roundworms, earthworms
- Millipedes, Crabs, Centipedes, and Cockroach ✓
- None of these
Q41. Which techniques are used in assaying monoclonal antibodies?
- PAGE
- Flow cytometry ✓
- HPLC
- Scintillation counter
- None of these
Q42. Tumor-causing viruses are known as?
- Variola viruses
- Para viruses
- Tungro viruses ✓
- Oncogenic viruses
- None of these
Q43. Sudden mass death of fish from oxygen depletion is more likely in?
- Eutrophic lakes ✓
- Mesotrophic lakes
- Oligotrophic lakes
- Oxalotrophic lakes
- None of these
Q44. The biosphere is made up of organism lithosphere atmosphere and?
- Atmosphere
- Organism
- Lithosphere
- Hydrosphere
- All of these ✓
Q45. World Health Organisation (WHO) announced the eradication of smallpox as a disease in which year?
- 1981
- 1977
- 1980 ✓
- 1979
- None of these
Q46. The bottom layer of deep freshwater habitat is?
- Metalimnion
- Thermocline
- Epilimnion
- Hypolimnion ✓
- None of these
Q47. Spice bag is usually used for processing?
- Pickle
- Sauce ✓
- Nectar
- Jam
- Jelly
Q48. The forces that can change the frequency of an allele in a population are?
- Gene interaction, gene transfer, gene mutation, and outbreeding
- Dominance, family selection, fitness, and diversification
- Random genetic drift, In-breeding, Migration, Mutagenesis, and selection ✓
- Forward mutation, Gene conversion, Neutral evolution, and recombination
- None of these
Q49. Roasting coffee beans improve the content of?
- Niacin ✓
- Thiamine
- Thiamine
- Chlorine
- None of these
Q50. The Shape of the growth curve is?
- Zig-zag
- Linear
- Inverted bell
- Sigmoid ✓
- None of these
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