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Rajasthan Pre PG Previous Year Question paper 2019

 


1. The instrument that is used to measure total incoming radiation is called .....

(A) Pyranometer (B) Barometer

(C) Spectrophotometer (D) Psychrometer


2. The word tillage is derived from language......

(A) Greek (B) Latin

(C) French (D) Anglo-Saxon


3. It is cloud which is dense. Shapeless and ragged layer which causes steady and continuous rain during monsoon.

(A) Cirrus (B) Alto- stratus

(C) Cirri-status (D) Nimbo-stratus


4. .... is an immobile plant nutrient:

(A) Zn (B) K

(C)N (D) Ca


5. .... is considered as a face living bacteria, for nitrogen (N2) fixing is soil.

(A) Rhizobium (B) Anabaeana

(C) Beijerinck (D) Acetobacter


6. If only on irrigation is available. Then the wheat crop should be irrigated at.... Stage.

(A) CRI (B) Flowering

(C) Milking (D) Dough


7. Central arid Zone research institute (CAZRI) is situated at

(A) Solapur (B) Jodhpur

(C) Hyderabad (D) Kanpur


8. Insect namely ___ is an outstanding example of successful biological control of parthenium hysterophorus.

(A) Zygogramma bicolorata

(B) Cactoblastis cactorum

(C) Teleonemia Scrupilosa

(D) Bactra minima


9. ............. is the most effective weed control measure of crop associated and crop bound weed.

(A) Inter-cropping (B) Crop rotation

(C) Mulching (D) Inter-cultivation


10. For promoting Organic Agriculture, government of India launched the national program for organic production in the year

(A) 1995 (B) 2000

(C) 2005 (D) 2010


11. t-RNA useful for cellular organization and biochemical reaction is produces by which organ of cell?

(A) Mitochondria (B) Chloroplast

(C) Ribosome (D) Nucleus


12. Which of the following self-incompatible (SI) reactions is pollen grains takes place under fully incompatible cross?

(A) S1S2 x S2S4 (B) S1S2 x  S1S3

(C) S1S2 x S2S3 (D) S1S2 x S1S2


13. | What is the Mendel's formula for determining the number of different types of Genotypes in F2 generation?

(A) n (power n) (B) 2(power n)

(C) 3 (power n) (D) 4 (power n)


14. Among which of the following methods. natural selection is expected to increase the chances of recovery of transgressive segregants?

(A) Bulk (B) Pedigree

(C) Mass (D) Pure line


15. Bateson made a cross between blue flower with long pollen and red flower with round pollen in sweet pea is an example of which kind of linkage?

(A) Repulsion Phase (B) Coupling phase

(C) Complete Phase (D) Incomplete Phase


16. What is the concentration range of Ethyl methane sulphonate used for mutagenesis?

(A) 0.1 to 2.0% (B) 0.01 to 0.2%

(C) 0.5 to 5.0% (D) 0.05 to 0.5%


17. Which kind of chromosomal aberration among the following leads to formation of dicentric bridge at anaphase?

(A) Deletion (B) Duplication

(C) Translocation (D) Inversion


18. How may crosses are made when 4 inbreed lines are involved in three way crosses?

(A) 6 (B) 8

(C) 12 (D) 16


19. Which of the following aneuploidy belongs to polysomic?

(A) Monosomic

(B) Trisomics and Tetrasomics

(C) Disomics

(D) Nullisomics


20. How many percent of minimum genetic purity of foundation seed is required?

(A) 99 (B) 96

(C) 95 (D) 90


21. It is an indicator used for determination of Ca Mg

(A) Phenolphthalein

(B) Erochrome Black-T

(C) Methyl orange

(D) Methy1! red


22. Which of the following is not a highly salt tolerant crop?

(A) Rice (B) Lucerne

(C) Barley (D) Linseed


23. Salt index of irrigation water is positive, it indicates-

(A) Water is harmful for irrigation

(B) Water is high quality for irrigation

(C) Water has low sodium hazards

(D) Water has low permeability hazards


24. Which is formed in aminization?

(A) NO3- (B) NO2-

(C) NH4+ (D) R-NH2


25. Bacteria responsible for the reduction of sulphate and sulphur

(A) Thiobacillus (B) Nitrosomonas

(C) Nitrobacter (D) Desulfovibrio


26. Browning disease in rice are due to-

(A) Toxicity of Fe2+ ions

(B) Deficiency of Fe2+ ions

(C) Toxicity of Fe3+ ions

(D) Deficiency of Fe3+ ions


27. Single superphosphate is produced by the reaction of rock phosphate with-

(A) HNO3 (B) H3PO4

(C) H2SO4 (D) HCl


28. The susceptibility nature of soil to wind erosion is known as-

(A) Soil erosivity (B) Soil erodibility

(C) Wind erosivity (D) Wind erodibility


29. Study of soil in relation to growth nutrition and yield of crops is known as-

(A) Soil Pedology (B) Soil Petrology

(C) Soil Edaphology (D) Petrogenesis


30. Which is the organic Mn fertilizer?

(A) Manganese lignosulfonate

(B) Manganese sulphate

(C) Manganese oxysulphate

(D) Manganesc frits


31. The book “NOVA PLANTARUM GENERA” was written by-

(A) C. Linnacus (B) G. Bauhin

(C) Whetzel (D) P.A Micheli


32. Red scales of onion are resistant to collectoriehum circinans due to presence of -

(A) Gliotoxin and Melanin

(B) Catechol and Protocatechuic acid

(C) Malic acid and Melanin

(D) Circinotoxin


33.  Bunchy Top of Banana, a viral disease was introduced in India from-

(A) Sri Lanka (B) Australia

(C) Europe (D) USA


34. Puccinia striformis is causal organism of-

(A) Yellow Rust (B) Yellow Rust

(C) White Rust (D) Orange Rust


35. Citrus Stubborn disease is caused by-

(A) Spiroplasma (B) MLO

(C) Phytoplasma (D) Bacteria


36. Which one the following is complete root parasite?

(A) Cuscuta sp. (B) Striga sp.

(C) Orobanche sp. (D) Loranthus sp.


37. Agaricus bisporus is commonly known as:

(A) Paddy straw mushroom

(B) Oyster mushroom

(C) Milky Mushroom

(D) Button Mushroom


38. Aphelenchoides sp. Nematode are also known as-

(A) Dagger nematode (B) Foliar nematode

(C) Cyst nematode (D) Awl nematode


39. Vitavax is used as a seed treatment for the control of-

(A) Blight (B) Smut

(C) Leaf Spot (D) Rust


40. Khaira disease of rice is caused due to the deficiency of-

(A) Zn (B) Ca

(C) Fe (D) B


41. What is the Internationally accepted temperature range to promote ripening after packing?

(A) 5-10°C (B) 16-24°C

(C) 30-35°C (D) 40-15°C


42. The best time of sowing of Coriander is

(A) Last week of September

(B) Last week of October

(C) Last week of November

(D) Last week of December


43.  What is the seed rate (per hectare) for radish?

(A) 1.5-2.0kg (B) 15-20kg

(C) 5.5-11kg (D) 30-40kg


44. Which chemical is used in bad opening of cut flowers after harvest

(A) Brine (B) Calcium nitrate

(C) Sucrose (D) Vinegar


45. What is the Botanical name of Isabgol ?

(A) Hyoscyamus niger

(B) Commiphora wight

(C) Plantago ovate

(D) Solanum vianum


46. Head to seed method of seed production is followed for which group of vegetables?

(A) Solanaceous vegetables

(B) Cucurbits

(C) Cole crops

(D) Root crops


47. Freeze-drying is also known as:

(A) Lyophilization (B) Hydrophilization

(C) Thermophilization (D) Lipophilization


48. Fruit cracking in pomegranate is due to the deficiency of

(A) Ca, B and K (B) Ca and N

(C) Band N (D) N, P and K


49. In Colour wheel, Blue colour comes opposite to which colour?

(A) Yellow (B) Green

(C) Violet (D) Orange


50. Ringing is a type of:

(A) Pruning (B) Training

(C) Cutting (D) Layering


51. As per BCFT terminology practical application of which principle is not included in forest management.

(A) Scientific Principle

(B) Technical Principle

(C) Social Principle

(D) Economic Principle


52. Clematis Monocliamx theory is advocated for:

(A) Biotic Climax

(B) Edaphic Climax

(C) Climatic Climax

(D) Topographic Climax


53. As Per FAO recommendation diameter at breast height (dbh)is measured at_____ from base of the tree.

(A) 1.37 mm (B) 130 mm

(C) 1.50 mm (D) 1.00 mm


54. Which of the following is not among the three basic attributes of an agroforestry system?

(A) Sustainability (B) Productivity

(C) Adaptability (D) Marketability


55. Tending operation in forest or stand include-

(A) Regeneration felling

(B) Soil working

(C) Thinning

(D) Controlled burning


56. Which of the following wood preservative is not water soluble type?

(A) Ascus (B) Copper sulphate

(C) Celcure (D) Coal tar creosote


57. The science of determining past climate from tree rings is called.

(A) Dendrochronology

(B) Agrometeorology

(C) Dendrology

(D) Dendroclimatology


58. In India as per Champion & Seth (1968) forest classification tropical dry evergreen forest are found in-

(A) Western Ghat (B) Central India

(C) East coast (D) Gangatic plains


59. The total forest and tree cover of India as per FSI 2017 report is

(A) 21.54% (B) 24.39%

(C) 19.23% (D) 23.12%


60. Which of the followings example of softwood?

(A) Sal (B) Teak

(C) Deodar (D) Oak


61. The term ecology was coined by-

(A) Reiter (B) Odum

(C) Cowley (D) Haeckel


62. The insecticide Flubendiamide and chlorantraniliprople belongs to

(A) Thiourea derivative group

(B) Avermectins

(C) Sulfite ester group

(D) Diamide group


63. The type of parasite where the host is attacked by two or more species of parasitoids is called-

(A) Superparasitism (B) Multiparasitism

(C) Complex parasitism

(D) Hyperparasitism


64. — Eri silkworm is reared on-

(A) Mulberry (B) Acacia

(C) Terminalia (D) Castor


65. Plumose type of antennae is found in-

(A) Dragon fly (B) Cockroach

(C) Female mosquito (D) Male mosquito


66. Triple action nozzle provides one of the following spray pattern-

(A) Hollow cone + Solid cone + jet

(B) Hollow cone + Jet + Flat fan

(C) Hollow cone + Jet

(D) Hollow cone + Solid cone + Flat fan


67. Silver fish belongs to the order-

(A) Thysanura (B) Diplura

(C) Protura (D) Collembola


68. Larvae of pink bollworm overwinter in-

(A) Seed (B) Stem

(C) Dry leaves (D) Soil


69. The Juvenile hormone is secreted by-

(A) Prothoracic glands

(B) Neurosecretory Cells

(C) Corpora cardiac

(D) Corpora allata


70. Plant Phenolics are synthesized by-

(A) Shikimic acid pathway

(B) Mevalonate pathway

(C) Glycolate pathway

(D) C3 Path way


71. Hydrogen peroxide in chloroplast is scavenged by-

(A) Catalase

(B) Ascorbate peroxidase

(C) Suproxide dismutase

(D) Glutathione peroxidase


72. First regulatory enzyme of glycolysis is-

(A) Phosphofructokinase

(B) Aldolase

(C) Hexose isomerase

(D) Pyruvate kinase


73. Production of virus free plants can be achieved by

(A) Embryo culture

(B) Anther culture

(C) Meristem culture

(D) Ovule culture


74.  Which technique is used for cybrid production?

(A) Micro Propagation

(B) Protoplast fusion

(C) Anther culture

(D) Callus culture


75. Bt cotton transgenic has developed for resistance against-

(A) Herbicide (B) Virus

(C) Fungus (D) Insect


76. Which of the following nutrients are involved in redox reactions?

(A) B and Si (B) Cu and Zn

(C) Cl and Mn (D) Fe and Mg


77. Which molecule regulates the haxose phosphate pool in light?

(A) Fructose 2, 6-bisphosphate

(B) Fructose 1, 6-bisphosphate

(C) Fructose-6-phosphate

(D) Triose phosphate


78. Which phytohormone promotes seed germination?

(A) Auxin (B) Cytokinin

(C) Gibberellins (D) ABA


79. Extension Education is a:

(A) Formal Education

(B) Informal Education

(C) Non-Formal Education

(D) Vocational Education


80. The Concept of “Village Guide” was given by-

(A) Spencer Hatch (B) Albert Mayer

(C) S.K. Dey (D) F.L. Brayne


81. It is also known as a “Single Window Delivery System”

(A) ATIC (B) KVK

(C) NAIP (D) ATMA


82. A group of people organized for a particular purpose is called.

(A) Community (B) Institution

(C) Association (D) Society


83. The Indian type of family is characterized by-

(A) Matrilincal (B) Consanguincous

(C) Polvandrous (D) Conjugal


84. These are the elements of diffusion, except?

(A) Innovation (B) Adoption

(C) Time (D) Social System


85. Is not the element of Extension Teaching Learning Process?

(A) Teacher (B) Subject Matter

(C) Time (D) Learner


86. The relatively non-mobile Transfer of Technology (TOT) programme of Indian Council of Agriculture Research-

(A) KVK (B) ORP

(C) LLP (D) AICPND


87. The National Institute under Ministry of Skill Development and Entrepreneurship Which promotes Entrepreneurship and Small Scale Business in the country is-

(A) NIESBUD (B) NIAM

(C) ASRB (D) NIRD


88. is a produced means of production.

(A) Land (B) Labour

(C) Capital (D) Organisation


89. In...... zone of classical production curve, maximum MPP is found.

(A) I Zone (B) II Zone

(C) III Zone (D) IV Zone


90. Nature of demand curve in case of perfectly elastic demand is

(A) Vertical straight line (B) Steeper

(C) Horizontal straight line (D) Flatter


91. RRB’s came into existence in the year

(A) 1965 (B) 1995

(C) 1985 (D) 1975


92. Net worth =

(A) Current assets - Current liabilities

(B) Total assets - Total liabilities

(C) Fixed assets - Fixed liabilities

(D) Working assets - Working liabilities


93. is non-discounted method of project feasibility analysis

(A) Payback period (B) Net present value

(C) Benefit cost ratio

(D) Internal rate of return


94. Falls under positional average.

(A) Arithmetic mean (B) Median

(C) Geometric mean (D) Harmonic mean


95. Coefficient of regression ranges from-

(A) 0 to 1 B) 0 to ∞

(C) -1 to +1 (D) - ∞ to + ∞


96. Contribution of livestock to agricultural GDP is-

(A) 20.40% (B) 26.40%

(C) 16.40% (D) 36.40%


97. When the inter-cultch interval exceeds seven or more days it is called-

(A) Pause (B) Broodiness

(C) Egg hiding (D) Moulting


98. In India the tallest breed of sheep is-

(A) Sirohi (B) Marwari

(C) Nellore (D) Lohi


99. The method of selection in which emphasis is given for selection of a single trait at a time is-

(A) Independent culling level method

(B) Mass selection

(C) Selection index

(D) Tandem selection


100. pH of good quality silage should be in between-

(A) 3.5-4.2 (B) 2.0 - 3.0

(C) 4.5 -5.6 (D) 5.8 - 6.2


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