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IASRI Entrance Exam Paper
PART- I (General Agriculture)
Multiple choice questions (No. I to 30).
Choose the correct answer (a, b, c or ci) and enter your choice in the circle (by shading with a pencil) on the OMR answer sheet as per the instructions given on the answer sheet.
1. Which of the following crops have been approved for commercial cultivation In India?
a) Bt cotton and Bt brinjal
b) Bt cotton and Golden Rice
c) Bt maize and Bt cotton
d) Bt cotton only
2. This year (2010-11) the expected food grain production in India is
a) 212 million tonnes
b) 220 million tonnes
c) 235 million tonnes
d) 250 million tonnes
3.The genome of which of the following crops is still not completely sequenced?
a) Rice
b)Soybean
c)Sorghum
d)Wheat
5. To address the problems of sustainable and holistic development of rainfed areas,including appropriate farming and livelihood system approaches, the Government of India has set up the
a) National Rainfed Area Authority
b) National Watershed Development Project for Rainfed Areas
c) National Mission on Rainfed Areas
d) Command Area Development and Water Management Authority
6. Which of the following sub-schemes are not covered under the Rashtriya Krishi Vikas Yojana?
a) Extending the Green Revolution to eastern India
b) Development of 60,000 pulses and oilseeds villages in identified watersheds
c) National Mission on Saffron
d) National Mission on Bamboo
7. The minimum support price for the common variety of paddy announced by the Government of India for the year 2010-11 was
a) f 1030
b) Z 1000
c) Z 980
d) 7 950
8. According totheHumanDevelopment Report 2010 of the United Nations, India's rank in terms of the human development index is
a) 119
b) 134
c) 169
d) 182
9. Which of the following does not apply to SRI method of paddy cultivation?
a) Reduced water application
b) Reduced plant density
c) Increased application of chemical fertilizers
d) Reduced age of seedlings
10. Which organic acid, often used as a preservative, occurs naturally In cranberries,prunes, cinnamon and cloves?
a) Citric acid
b) Benzoic acid
c) Tartaric acid
d) Lactic acid
11. Cotton belongs to the family
a) Cruciferae
b) Anapardiaceae
c) Malvaceae
d) Solanaceae
12. Photoperiodism Is
a) Bending of shoot towards source of light
b) Effect of light/dark durations on physiological processes
c) Movement of chloroplast in cell in response to light
d) Effect of light on chlorophyll synthesis
13. Ergot disease is caused by which pathogen on which host?
a) Ciaviceps purpurea on rye
b) Puccinia reconditaon wheat
c) Drechlera sorokiniana on wheat
d) Albugo candida on mustard
14. Rocks are the chief sources of parent materials over which soils are developed.Granite, an important rock, is classified as
a) Igneous rock
b) Metamorphic rock
c) Sedimentary rock
d) Hybrid rock
15. Which one of the following is a Kharif crop?
a) Pearl millet
b) Lentil
c) Mustard
d) Wheat
16. The coefficient of variation (C.V.) is calculated by the formula
a) (Mean/S.D.) x 100
b) (S.D./Mean) x 100
c) S.D./Mean
d) Mean/S.D.
17. Which of the following is commonly referred to as muriate of potash?
a) Potassium nitrate
b) Potassium chloride
c) Potassium sulphate
d) Potassium silicate
18. Inbred lines. that have same genetic constitution but differ only at one locus are called
a) Multi lines
b) Monohybrid
c) Isogenic lines
d) Pure lines
19. For applying, 100 kg of nitrogen, how much urea would one use?
a) 45 kg
b) 111 kg
c) 222 kg
d) 333 kg
20. The devastating Impact of plant disease on human suffering and survival was first realized by epidemic of
a) Brown spot of rice in Bengal
b) Late blight of potato in USA
c) Late blight of potato in Europe
d) Rust of wheat in India
21. The species of rice (Oryza) other than O.sativa that is cultivated is
a) O. rufipugon
b) 0.longisteminate
c) O. glaberrima
d) O. nivara
22. The enzyme responsible for the fixation of CO2 in mesophyll cells of C-4 plants is
a) Malic enzyme
b) Phosphoenol pyruvate carboxylase
c) Phosphoenol pyruvate carboxykinase
d) RuBP carboxylase
23. Which one of the following is a `Vertisol'?
a) Black cotton soil
b) Red sandy loam soil
c) Sandy loam sodic soil
d) Submontane (Tarai) soil
24. What is the most visible physical characteristic of cells in metaphase?
a) Elongated chromosomes
b) Nucleus visible but chromosomes not
c) Fragile double stranded loose chromosomes
d) Condensed paired chromosomes on the cell plate
25. All weather phenomena like rain, fog and mist occur in
a) Troposphere
b) Mesosphere
c) Ionosphere
d) Ozonosphere
26. Which of the following elements is common to all proteins and nucleic acids?
a) Sulphur
b) Magnesium
c) Nitrogen
d) Phosphorous
27. Silt has intermediate characteristics between
a) Sand and loam
b) Clay and loam
c) Loam and gravel
d) Sand "and clay
28. Certified seed is produced from
a) Nucleus seed
b) Breeder seed
c) Foundation seed
d) Truthful seed
29. Seedless banana is an
a) Autotriptoid
b) Autotetraploid
c) Allotriploid
d) Allotetraploid
30. Which one of the following is used to test the goodness-of-fit of a distribution?
a) Normal test
b) t-test
c) Chi-square test
d) F-test
PART- II (Subject Paper)
Multiple choice questions (No. 31 to 40). Choose the correct answer (a, b, c or d) and enter your choice in the circle (by shading with a pencil) on the OMR -answer sheet as per the instructions
given on the answer sheet.
31. Insect groups hitherto not known from India
a) Sialoidea
b) Zoraptera and Sialoidea
c) pa +Mantophasmatodea
d) Raphidoidea and Embioptera
32. 'Pteralia' and 'Patagia' are present ,respectively in
a) Lower margin of wing and Hymenoptera
b) Middle of wing surface and Neuroptera
c) Base of wing and Lepidoptera
d) Anal region of wing and Lepidoptera
33. Avermectins are
a) Octopamine receptor agonists
b) Chloride channel activators
c) Nicotine acetylcholine receptor agonist
d) Sodium channel modulator
34. Lufenuron is
a) Electron transport inhibitor
b) JH mimic
c) Chitin synthesis inhibitor
d) Water balance disruptor
35. Aenasius bambawalei is an endoparasitoid belonging to
a) Trichogrammatidae and parasitising Maconellicoccus hirsutus
b)Encyrtidaeand parasitising Phenacoccus solenopsis
c)Eulophidaeand parasitising Phenacoccus solenopsis
d) Eupelmidaeand parasitising Ceratovacuna bambawalei
36. Insect development in which successive instars have'quite different forms is known as
a) Hemimetamorphosis
b) Hypermetarnorphosis
c) Heteromorphosis
d) Amorphosis
37. Spinosyn is derived from
a) Saccharopolyspora spinosa
b) Polyspora spinosa
c) Streptomyces avermitilis
d) Streptomyces spinosa
38. Emamectin benzoate is derived from
a) Streptomyces avermitilis
b) Streptomyces scabies
c) Saccharopolyspora spinosa
d) Streptomyces emamectis
39. In cyclorrhapous dipterans, the fusion of corpora cardiaca, corpora allata and prothoracic glands is referred to as
a) Craber's organ
b) Simpher's organ
c) Weismann's organ
d) Gyroscopic organ
40. In solid cone nozzle, the solid cone is formed due to
a) Bigger size of the cap
b) Bigger size of the orifice plate
c) Central hole in swirl plate
d)Small size of the strainer
