TNPSC AAO FREE MOCK TEST

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IBPS AFO FREE QUIZ

TNPSC AAO exam date 2023, tnpsc AAO syllabus, tnpsc AAO notification, tnpsc AAO, tnpsc AAO question paper, tnpsc AAO free mock test

Q1 ) The effectiveness of Rock phosphate increases in____________soil.

1. Alkaline
2. Neutral
3. Acid
4. Dry

Q2 ) A compound containing a single primary nutrient is called _____fertilizer

1. Compound
2. Complex
3. Straight
4. Mixed

Q3 ) White bud of maize is due to deficiency of

1. Fe
2. Mn
3. Zn
4. Cu

Q4 ) Organic matteR make up about________ % of soil volume

1. 5
2. 12
3. 25
4. 38

Q5 ) Cation exchange capacity of Kaolinite is

1. 8-100 Cmol (P+) kg-1
2. 15- 40 Cmol (P+) kg-1
3. 3-15 Cmol (P+) kg-1
4. 10 - 40 Cmol (P+) kg-1

Q6 ) Brown colour of soil is due to

1. Clay humus complex
2. Titaneferous and Magnatite compound
3. Organic matter and Fe oxides
4. Humus and Quartz

Q7 ) The volume composition of soil which gives optimum condition for crop growth is

1. 45% mmeral matter, 5% orgaic matter, 25% water and 25% Air
2. 50% mineral matter and 50% organic matter
3. 25% mineral matter, 25% organic matter, 25% water and 25% Air
4. 40% mineral matter, 10% organic matter, 25% water and 25% Air

Q8 ) The economical part of clove is

1. Seed
2. Opened flower
3. Unopened flower bud
4. Bark

Q9 ) Cultivation of trees for the purpose of science, education, recreation and landscaping is known as

1. Silviculture
2. Arboriculture
3. Olericulture
4. Floriculture

Q10 ) Crossondra is commercially propagated through

1. Rooted cuttings
2. Grafts
3. Suckers
4. Bulbs

Q11 ) Which chemical is used to control sprouting in potato during storage?

1. Maleic hydrazide
2. Ethrel
3. Auxin
4. Malathion

Q12 ) Which is the most serious pest in Tumip?

1. Aphid
2. White fly
3. White grab
4. Grass hopper

Q13 ) Mango variety suitable for high density planting is

1. Neelum
2. Amrapali
3. Rumani
4. Banganapalli

Q14 ) Less seeded variety of custard apple is

1. APK-1
2. Balanagar
3. Mammoth
4. ArkaSahan

Q15 ) Fruit type of pomegranate is

1. Berry
2. Drupe
3. Pome
4. Balusta

Q16 ) Chemical used for seed extraction in Tomato is

1. HCl
2. HNO3
3. H2SO4
4. CaCl2

Q17 ) Breeding tool utilized for hybrid maiza seed production is

1. Hand Emasculation and pollination
2. Cytoplasmic Genetic male sterility
3. Genetic male sterility
4. Detasseling

Q18 ) Which seed part forms the shoots of young seedlings?

1. Radicle
2. Plumule
3. Scutellum
4. Hilum

Q19 ) The term mutation was introduced by

1. Bateson
2. Hugo de vries
3. Muller
4. Stadler

Q20 ) Storage organs of ginger and turmeric are

1. Tuber
2. Bulb
3. Rhizome
4. Corm

Q21 ) Which cytoplasm in rice is most widely used as source of male sterility?

1. CMS-BT
2. CMS-Chinsurah Boro II
3. CMS-Wild abortive
4. CMS-Red awned wild

Q22 ) Pure line in homogenous population
(A) : Occurs in self pollinated crop
(R) : These are progenies of a single ~ell fertilized individual

1. Both (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R) are true and (R) is not correct explanation of (A)
3. Both (A) and (R) are false
4. (A) is true and (R) is false

Q23 ) Respiratory Quotient for fats is

1. 1
2. 0.7
3. 0.8
4. 1.33

Q24 ) Development of embryo without embryo sac is called as

1. Apospory
2. Parthenogenesis
3. Adventitious embryony
4. Diplospory

Q25 ) Name a new crop developed by crossing Triticum aestivum x secale cereale

1. Raphano Brassica
2. Brassica Oleracea
3. Triticale
4. Triticum dicoccum

Q26 ) Rice blast is characterized with

1. Spindle shaped spots with brown margin and grey centre on leaf alone
2. Spindle shaped spots with brown margin and grey centre on leaf and nodal discolouration
3. Spindle shaped spots with brown margin and grey centre on leaf discolouration of nodes and neck of panicle
4. Spindle shaped spots with brown margin and grey centre are noticed on nodal region alone

Q27 ) Consider the following statement and choose the correct combination
I. Sulphur is the oldest fungicide used in plant disease control
II. Sulphur is a contact and protective fungicide effective against powdery mildews and rusts.

1. (I) is wrong and (II) is correct
2. Both (I) and (II) are correct .
3. (I) is correct and (II) is wrong
4. Both (I) and (II) are wrong

Q28 ) Fruit fly pupates in

1. Soil
2. Fruit
3. Leaf
4. Stem

Q29 ) Which is the most destructive pest of grape vine in India?

1. Thrips
2. Flea beetle
3. Cutworm
4. Whitefly

Q30 ) Thiamethoxam belongs to which "Group of 'insecticide"

1. Pyrrole insecticide
2. Neonicotenoid insecticide
3. Oxadiazine insecticide
4. Pyrazole insecticide

Q31 ) The proportion of habitable space from which insert counts are taken is called as

1. Sample
2. Sampling unit
3. Sampling technique
4. Sampling program

Q32 ) What are Insects?

1. An invertebrate animal capable of flying
2. Segmented arthropods
3. Breathe by means of tracheae
4. All the above

Q33 ) Indicate the wrong statement

1. Sugarcane is a C4 plant
2. Sunflower is a C3 plant
3. Pineapple is a CAM plant
4. C3 plants are monocotyledons

Q34 ) Dapog method of raising nursery was introduced in India from

1. Australia
2. America
3. Philippines
4. Srilanka

Q35 ) The pre-emergence herbicides recommended for ground nut are
1. Alachlor
2. Pendimethalin
3. Diuron
4. Atrazine

1. (1), (2) and (3) only
2. (1) and (2) only
3. (1), (3) and (4) only
4. (1), (2) and ( 4) only

Q36 ) The moisture content of the soil attained after the drainage of gravitational water is known as

1. Field capacity
2. Water holding capacity
3. Permanent wilting point
4. Moisture equivalent

Q37 ) Calculate the amount of water for scheduling irrigation at 0.5 1 W/CPE ratio with 10 cm of CPE for each irrigation

1. 5.0cm
2. 50.0 cm
3. 5. 0 mm
4. 8. 0 cm

Q38 ) Calculate the net Irrigation requirement of a maize crop for effective root zone 5 cm B.D. = 2.15 g/cc, FC = 28%, PWP = 11%

1. 1.8cm
2. 2.8 cm
3. 3. 8 cm
4. 4.8 cm

Q39 ) The plot of rainfall intensity versus time is called as

1. Hydro graph
2. Mass curve
3. Hyetograph
4. Isohyet

Q40 ) Which one of the following is C4 plant?

1. Rice
2. Maize
3. Wheat
4. Black gram

Q41 ) If the tree crops are planted at a spacing of 2.5 m x 2.0 m the number of trees in a hectare shall be

1. 1000
2. 1500
3. 2000
4. 2500

Q42 ) Which tree crop is suitable for Marshy areas?

1. Tamarind
2. Amla
3. Silk cotton
4. Bamboo

Q43 ) Which of the following are the advantages of agro forestry system?
I. Control of soil erosion
II.Soil enrichment through addition and decomposition of litter fall
III.Modifying soil texture

1. I and III only
2. II and III only
3. I, II and III
4. I and II only

Q44 ) Which implement is used to break the sub-soil hard pan in the cultivated lands?

1. Country plough
2. Disk plough
3. Chisel plough
4. Melur plough

Q45 ) Growing season in Dry land areas is.

1. <200days
2. > 200 days
3. < 250 days
4. > 250 days

Q46 ) Characters of dry land farming

1. Annual rain fall> 800 mm
2. Growing season (days)< 200
3. Double cropping
4. Water erosion

Q47 ) According to BIS (Bureau of Indian Standards) (2007) specifications the minimum metabolizable energy requirement for the grower is

1. 2200 kcal/kg
2. 2500 kcal/kg
3. 2800 kcal/kg
4. 2900 kcal/kg

Q48 ) Floor space recommended for broiler in Indian broiler farming conditions is

1. 0.8 - 1.0 sq.ft
2. 1.0 - 1.2 sq.ft
3. 1.2 - 1.4 sq.ft
4. 1.4 - 1.6 sq.ft

Q49 ) Exotic meat breed of goat

1. Boer
2. Saanen
3. Merino
4. Rambouillet

Q50 ) An example for 'Pelt' sheep breed is

1. Corriedale
2. Karakul
3. Merino
4. Polwerth

Please give your valuable feedback and Kindly share your opinion

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