AGRICULTURE
CSE Agriculture Syllabus
AGRICULTURE MCQs
1:-Latest element added to the list of essential for plant growth is
A:-Ni
B:-Mo
C:-Cu
D:-Zn
Ans: A
2:-The most popular and important soil and water conservation method practiced in India is
A:-Compartmental bunding
B:-Bench terracing
C:-Strip cropping
D:-Contour bunding
Ans: D
3:-Goal 23.5% Ec is a commercial formation of _________ herbicide
A:-Diuron
B:-Glyphosate
C:-Pendimethalin
D:-Oxyfluorfen
Ans: D
4:-A selective post emergence herbicide recommended for the control of Echinochloa species in rice crop is
A:-Butachlor
B:-2,4, -D
C:-Cyhalofop butyl
D:-Glyphosate
Ans: C
5:-The average C:N ratio of the top most plough depth layer of soil varies from
A:-20:1 to 30:1
B:-10:1 to 12:1
C:-30:1 to 40:1
D:-100:1 to 110:1
Ans: B
6:-The WR (Water Requirement) of sugarcane crop with a growing duration of 300 days is ____ mm
A:-500
B:-1000
C:-1500
D:-2000
Ans: D
7:-Low salinity water which is good for most crops and soils has an EC range (d`S^-1`) of
A:-0.25 − 0.75
B:-0.75 − 2.25
C:-2.25 − 3.00
D:-less than 0.25
Ans: D
8:-The ideal IW/CPE ratio for scheduling irrigation for cowpea crop is 0.6. If required CPE is 50 mm, __________ is the depth of water (IW) to be provided for the irrigation
A:-50 mm
B:-40 mm
C:-30 mm
D:-15 mm
Ans: C
9:-The maximum amount of water that a soil will after allowing free drainage is known as
A:-Permanent wilting point
B:-Field capacity
C:-Hygroscopic water
D:-Unavailable water
Ans: B
A:-Ni
B:-Mo
C:-Cu
D:-Zn
Ans: A
2:-The most popular and important soil and water conservation method practiced in India is
A:-Compartmental bunding
B:-Bench terracing
C:-Strip cropping
D:-Contour bunding
Ans: D
3:-Goal 23.5% Ec is a commercial formation of _________ herbicide
A:-Diuron
B:-Glyphosate
C:-Pendimethalin
D:-Oxyfluorfen
Ans: D
4:-A selective post emergence herbicide recommended for the control of Echinochloa species in rice crop is
A:-Butachlor
B:-2,4, -D
C:-Cyhalofop butyl
D:-Glyphosate
Ans: C
5:-The average C:N ratio of the top most plough depth layer of soil varies from
A:-20:1 to 30:1
B:-10:1 to 12:1
C:-30:1 to 40:1
D:-100:1 to 110:1
Ans: B
6:-The WR (Water Requirement) of sugarcane crop with a growing duration of 300 days is ____ mm
A:-500
B:-1000
C:-1500
D:-2000
Ans: D
7:-Low salinity water which is good for most crops and soils has an EC range (d`S^-1`) of
A:-0.25 − 0.75
B:-0.75 − 2.25
C:-2.25 − 3.00
D:-less than 0.25
Ans: D
8:-The ideal IW/CPE ratio for scheduling irrigation for cowpea crop is 0.6. If required CPE is 50 mm, __________ is the depth of water (IW) to be provided for the irrigation
A:-50 mm
B:-40 mm
C:-30 mm
D:-15 mm
Ans: C
9:-The maximum amount of water that a soil will after allowing free drainage is known as
A:-Permanent wilting point
B:-Field capacity
C:-Hygroscopic water
D:-Unavailable water
Ans: B
10:-_________ is the rotation of arable crops requiring annual cultivation with grasses for two years or longer for improving the physical, chemical and biological properties of soil.
A:-Relay cropping
B:-Intensive farming
C:-Mixed farming
D:-Ley farming
Ans: D
11:-A high yielding variety of cassava maturing in 5-6 months
A:-H-4
B:-Sree Visakham
C:-Vellayani Hraswa
D:-H-226
Ans: C
12:-If elephant foot yam is planted at 1m x 1m spacing, the number of plants in hectare would be
A:-1,000
B:-10,000
C:-1,00,000
D:-10,00,000
Ans: B
13:-The seed rate for dibbling paddy in one hectare is
A:-60-70 kg
B:-80-90 kg
C:-100-110 kg
D:-110-120 kg
Ans: B
14:-The N : `P_(2)` `O_(5)` : `K_(2)` O recommended for a crop of cowpea in one ha is
A:-20-20-20 kg
B:-20-30-30 kg
C:-30-30-30 kg
D:-20-30-10 kg
Ans: D
15:-The decline in crop yield in India due to depletion of soil organic matter amounts to
A:-10%
B:-20%
C:-30%
D:-40%
Ans: C
16:-A form of sustainable agriculture that optimize local resource utilization including social and human resources, but the use of external inputs are not excluted and seen as complementary to the use of local resources is known as
A:-organic farming
B:-biological farming
C:-HEIA
D:-LEISA
Ans: D
17:-A biological agent commonly used for the control of a number of disease incited by species of Phytophthora, Pythium, Rhizoctonia, Colletotrichum, Ralstonia, Xanthomonas etc. is
A:-Verticillium lecanii
B:-Trichogramma chilonis
C:-Elasmus nephantidis
D:-Pseudomonas fluorescens
Ans: D
18:-If cassava is repetitively grown on the same land year after year, the practice is called as
A:-Crop rotation
B:-Monocropping
C:-Multiple cropping
D:-Relay cropping
Ans: B
19:-The relative land area under sole crop required to give the same yieldas obtained under a mixed or intercropping system at the same level of management is called
A:-Relative yield total
B:-Land equivalent coefficient
C:-Land equivalent ratio
D:-Crop equivalent yield
Ans: C
20:-A land management system in which forests are managed for the production of wood as well as for rearing domesticated animals is known as
A:-Silvi-pastoral system
B:-Agri-silvi-pastoral system
C:-Ley farming
D:-Homestead farming
Ans: A
A:-Relay cropping
B:-Intensive farming
C:-Mixed farming
D:-Ley farming
Ans: D
11:-A high yielding variety of cassava maturing in 5-6 months
A:-H-4
B:-Sree Visakham
C:-Vellayani Hraswa
D:-H-226
Ans: C
12:-If elephant foot yam is planted at 1m x 1m spacing, the number of plants in hectare would be
A:-1,000
B:-10,000
C:-1,00,000
D:-10,00,000
Ans: B
13:-The seed rate for dibbling paddy in one hectare is
A:-60-70 kg
B:-80-90 kg
C:-100-110 kg
D:-110-120 kg
Ans: B
14:-The N : `P_(2)` `O_(5)` : `K_(2)` O recommended for a crop of cowpea in one ha is
A:-20-20-20 kg
B:-20-30-30 kg
C:-30-30-30 kg
D:-20-30-10 kg
Ans: D
15:-The decline in crop yield in India due to depletion of soil organic matter amounts to
A:-10%
B:-20%
C:-30%
D:-40%
Ans: C
16:-A form of sustainable agriculture that optimize local resource utilization including social and human resources, but the use of external inputs are not excluted and seen as complementary to the use of local resources is known as
A:-organic farming
B:-biological farming
C:-HEIA
D:-LEISA
Ans: D
17:-A biological agent commonly used for the control of a number of disease incited by species of Phytophthora, Pythium, Rhizoctonia, Colletotrichum, Ralstonia, Xanthomonas etc. is
A:-Verticillium lecanii
B:-Trichogramma chilonis
C:-Elasmus nephantidis
D:-Pseudomonas fluorescens
Ans: D
18:-If cassava is repetitively grown on the same land year after year, the practice is called as
A:-Crop rotation
B:-Monocropping
C:-Multiple cropping
D:-Relay cropping
Ans: B
19:-The relative land area under sole crop required to give the same yieldas obtained under a mixed or intercropping system at the same level of management is called
A:-Relative yield total
B:-Land equivalent coefficient
C:-Land equivalent ratio
D:-Crop equivalent yield
Ans: C
20:-A land management system in which forests are managed for the production of wood as well as for rearing domesticated animals is known as
A:-Silvi-pastoral system
B:-Agri-silvi-pastoral system
C:-Ley farming
D:-Homestead farming
Ans: A
21:-The horticulture crop having the highest productivity
A:-Banana
B:-Pineapple
C:-Mango
D:-Apple
Ans: A
22:-Genome composition of Poovan variety of Banana
A:-AA
B:-AAA
C:-AAB
D:-AAAA
Ans: C
23:-A plant growth regulator considered as growth retardant.
A:-PCPA
B:-NAA
C:-CCC
D:-IBA
Ans: C
24:-A jack variety released from Keral Agricultural University having red flesh
A:-Theen Varikka
B:-Muttom Verikka
C:-Red Lady
D:-Sindhoor
Ans: D
25:-The parentage of mango variety Ratana
A:-Neelum x Alphonso
B:-Deshari x Neelum
C:-Mallika x Alphonso
D:-Deshari x Alphonso
Ans: A
26:-A variety of Banana most suitable for export
A:-Poovan
B:-Nenthran
C:-Grand Nine
D:-Robusta
Ans: C
27:-The parentage of coconut hybrid Kera Ganga
A:-LO x GB
B:-WCT x CDO
C:-WCT x CDG
D:-WCT x GB
Ans: D
28:-A coconut variety reported to have tolerance to coconut root-wilt disease.
A:-T × D Hybrid
B:-NCD
C:-Malyan Green Dwarf
D:-Malyan Orange Dwarf
Ans: C
29:-A coconut variety having a knob in one of the chromosomes.
A:-WCT
B:-Lakshadeep Ordinary
C:-Gangabanthum
D:-Spiketa
Ans: D
30:-A chemical widely used to induce flowering in mango in high density planting.
A:-GA 3
B:-Paclobutrazol
C:-NAA
D:-Ethrel
Ans: B
31:-Garlic crop does not produce seeds due to
A:-Male sterility
B:-Self incompatibility
C:-Protogyny
D:-Meiotic irregularity
Ans: D
32:-Spotted wilt virus is a comman disease of
A:-Tomato
B:-Water melon
C:-Cucumber
D:-Cow pea
Ans: A
33:-Butter bean is a cultivar of
A:-Lima bean
B:-Broad bean
C:-Field bean
D:-French bean
Ans: A
34:-Shogoin is a gynoecious cultivar of
A:-Cucumber
B:-Watermelon
C:-Snake gourd
D:-Pumpkin
Ans: A
35:-A variety of pumpkin belongs to Cucurbita maxima
A:-Arka Chadan
B:-Arka Suryamuki
C:-Ambily
D:-Saras
Ans: B
36:-Seed rate per hectare for okra is
A:-7-8 kg
B:-4-5 kg
C:-15-18 kg
D:-20-22 kg
Ans: A
37:-A species of Amaranth grown for grain
A:-Amarathus tricolor
B:-A. dubious
C:-A. viridus
D:-A. hypochondriacos
Ans: D
38:-Which is known as "Sundew Plant"?
a. Cuscuta
b. Vanda
c. Drosera
d. Viscum
Ans: c
39:-Basic chromosome number of Solonum tuberosum
A:-10
B:-12
C:-6
D:-14
Ans: B
40:-Concentric fruit craking is a disorder in tomato due to
A:-Over irrigation
B:-Delayed planting
C:-Genetic factors
D:-High temperature
Ans: A
41:-Varieties developed by systematic breeding effort, once commercially estimated but no more grown
A:-land races
B:-obsolete varieties
C:-breeding lines
D:-wild forms
Ans: B
42:-The gradual loss of variability from cultivated species, and their wild forms and wild relatives
A:-gene pool
B:-acclimatisation
C:-genetic erosion
D:-gene bank
Ans: C
43:-The scientist who proposed the eight main centres of origin of cultivated plants
A:-Vavilov
B:-Harlan
C:-Darwin
D:-Mendel
Ans: A
44:-A cross in which more than two parents are mated to produce a hybrid
A:-Complex cross
B:-Simple cross
C:-Intervarietal cross
D:-Interspecific cross
Ans: A
45:-Inbreeding depression is more in
A:-self-pollinated crops
B:-often cross pollinated crops
C:-homogenous populations
D:-cross pollinated crops
Ans: D
46:-In back cross breeding, the recurrent parent is otherwise known as
A:-recepient parent
B:-donor parent
C:-top cross parent
D:-male parent
Ans: A
47:-Mutation frequency is higher in
A:-spontaneous mutations
B:-induced mutations
C:-nonsence mutations
D:-vital mutations
Ans: B
48:-D × T hybrids are produced for exploitation of heterosis in
A:-tapioca
B:-rice
C:-maize
D:-coconut
Ans: D
49:-The causal organism of blister blight of tea is
A:-Pestalotia theae
B:-Phellinus noxius
C:-Exobasidium vexans
D:-Hemileia vastatrix
Ans: C
50:-Higher leaf number and early leaf splitting denote quality scedlings in
A:-topioca
B:-rice
C:-maize
D:-coconut
Ans: D
A:-Banana
B:-Pineapple
C:-Mango
D:-Apple
Ans: A
22:-Genome composition of Poovan variety of Banana
A:-AA
B:-AAA
C:-AAB
D:-AAAA
Ans: C
23:-A plant growth regulator considered as growth retardant.
A:-PCPA
B:-NAA
C:-CCC
D:-IBA
Ans: C
24:-A jack variety released from Keral Agricultural University having red flesh
A:-Theen Varikka
B:-Muttom Verikka
C:-Red Lady
D:-Sindhoor
Ans: D
25:-The parentage of mango variety Ratana
A:-Neelum x Alphonso
B:-Deshari x Neelum
C:-Mallika x Alphonso
D:-Deshari x Alphonso
Ans: A
26:-A variety of Banana most suitable for export
A:-Poovan
B:-Nenthran
C:-Grand Nine
D:-Robusta
Ans: C
27:-The parentage of coconut hybrid Kera Ganga
A:-LO x GB
B:-WCT x CDO
C:-WCT x CDG
D:-WCT x GB
Ans: D
28:-A coconut variety reported to have tolerance to coconut root-wilt disease.
A:-T × D Hybrid
B:-NCD
C:-Malyan Green Dwarf
D:-Malyan Orange Dwarf
Ans: C
29:-A coconut variety having a knob in one of the chromosomes.
A:-WCT
B:-Lakshadeep Ordinary
C:-Gangabanthum
D:-Spiketa
Ans: D
30:-A chemical widely used to induce flowering in mango in high density planting.
A:-GA 3
B:-Paclobutrazol
C:-NAA
D:-Ethrel
Ans: B
31:-Garlic crop does not produce seeds due to
A:-Male sterility
B:-Self incompatibility
C:-Protogyny
D:-Meiotic irregularity
Ans: D
32:-Spotted wilt virus is a comman disease of
A:-Tomato
B:-Water melon
C:-Cucumber
D:-Cow pea
Ans: A
33:-Butter bean is a cultivar of
A:-Lima bean
B:-Broad bean
C:-Field bean
D:-French bean
Ans: A
34:-Shogoin is a gynoecious cultivar of
A:-Cucumber
B:-Watermelon
C:-Snake gourd
D:-Pumpkin
Ans: A
35:-A variety of pumpkin belongs to Cucurbita maxima
A:-Arka Chadan
B:-Arka Suryamuki
C:-Ambily
D:-Saras
Ans: B
36:-Seed rate per hectare for okra is
A:-7-8 kg
B:-4-5 kg
C:-15-18 kg
D:-20-22 kg
Ans: A
37:-A species of Amaranth grown for grain
A:-Amarathus tricolor
B:-A. dubious
C:-A. viridus
D:-A. hypochondriacos
Ans: D
38:-Which is known as "Sundew Plant"?
a. Cuscuta
b. Vanda
c. Drosera
d. Viscum
Ans: c
39:-Basic chromosome number of Solonum tuberosum
A:-10
B:-12
C:-6
D:-14
Ans: B
40:-Concentric fruit craking is a disorder in tomato due to
A:-Over irrigation
B:-Delayed planting
C:-Genetic factors
D:-High temperature
Ans: A
41:-Varieties developed by systematic breeding effort, once commercially estimated but no more grown
A:-land races
B:-obsolete varieties
C:-breeding lines
D:-wild forms
Ans: B
42:-The gradual loss of variability from cultivated species, and their wild forms and wild relatives
A:-gene pool
B:-acclimatisation
C:-genetic erosion
D:-gene bank
Ans: C
43:-The scientist who proposed the eight main centres of origin of cultivated plants
A:-Vavilov
B:-Harlan
C:-Darwin
D:-Mendel
Ans: A
44:-A cross in which more than two parents are mated to produce a hybrid
A:-Complex cross
B:-Simple cross
C:-Intervarietal cross
D:-Interspecific cross
Ans: A
45:-Inbreeding depression is more in
A:-self-pollinated crops
B:-often cross pollinated crops
C:-homogenous populations
D:-cross pollinated crops
Ans: D
46:-In back cross breeding, the recurrent parent is otherwise known as
A:-recepient parent
B:-donor parent
C:-top cross parent
D:-male parent
Ans: A
47:-Mutation frequency is higher in
A:-spontaneous mutations
B:-induced mutations
C:-nonsence mutations
D:-vital mutations
Ans: B
48:-D × T hybrids are produced for exploitation of heterosis in
A:-tapioca
B:-rice
C:-maize
D:-coconut
Ans: D
49:-The causal organism of blister blight of tea is
A:-Pestalotia theae
B:-Phellinus noxius
C:-Exobasidium vexans
D:-Hemileia vastatrix
Ans: C
50:-Higher leaf number and early leaf splitting denote quality scedlings in
A:-topioca
B:-rice
C:-maize
D:-coconut
Ans: D
51:-Minimum isolation distance for certified seed production will be higher in
A:-self-pollinated crops
B:-cross pollinated crops
C:-often cross pollinated crops
D:-vegetatively propogated crops
Ans: B
52:-The removal of smaller and shrivelled seeds from well-filled healthy seeds is termed
A:-grading
B:-cleaning
C:-treating
D:-testing
Ans: A
53:-One of the following is not a seed production organization
A:-NSC
B:-SSC
C:-SSCA
D:-WWF
Ans: D
54:-The 'real value' of seed is the product of
A:-purity % and viability %
B:-purity % and germination %
C:-germination % and viability %
D:-germination % and moisture content
Ans: B
55:-Which of the following is not patentable
A:-a substance isolated from nature
B:-the novel process used for isolation
C:-artificially synthesised gene
D:-novel process for genetic modification of gene
Ans: A
56:-One of the following is not a criterion that a plant variety must satisfy for claiming protection under UPOV 1991 Act.
A:-Distinctiveness
B:-Uniformity
C:-Stability
D:-Variability
Ans: D
57:-A crop that shows protogyny is
A:-topioca
B:-maize
C:-coconut
D:-rice
Ans: A
58:-The minimum number of field inspections essential for seed certification is higher in
A:-self-polliniated crops
B:-cross-pollinated crops
C:-often cross-pollinated crops
D:-vegetatively propagated crops
Ans: B
59:-This quality seed class is essentially under the direct supervision of the originating breeder
A:-Breeder seed
B:-Foundation seed
C:-Registered seed
D:-Certified seed
Ans: A
60:-The percentage seed germination required for certification in rice is
A:-65%
B:-70%
C:-75%
D:-80%
Ans: D
61:-Sulphur containing fungicides are mainly used for the management of
A:-Downy mildews
B:-Powdery mildews
C:-Rusts
D:-Antracnose
Ans: B
62:-The biocontrol agent used for the management of coconut rhinocerous beetle
A:-Beauveria
B:-Metarhizium
C:-Paecilomyces
D:-Bacillus thuringiensis
Ans: B
63:-The ETL for rice stem borer at mid tillering stage is
A:-10% dead heart
B:-5% dead heart
C:-2 moths`/M^(2)`
D:-1 egg/`M^(2)`
Ans: A
64:-The chemical group which mimic the action of Acetly choline is
A:-Organophosphates
B:-Pyrethrins
C:-Avermectins
D:-Neonicotinoids
Ans: D
65:-The mite pest that cause severe malformation of tender parts of vegetables similar to viral infection symptoms is
A:-Tetranychus sp.
B:-Polyphagotarsonemus latus
C:-Raoiella indica
D:-Oligonychus indicus
Ans: B
66:-A vitamin used as a rat poison is
A:-Vit. K3
B:-Vit. K1
C:-Vit. B12
D:-Vit. D1
Ans: D
67:-The biological control agent used for managing nematoes is
A:-Verticuillum chlamydosporium
B:-Paecilomyces lilacinus
C:-Bacillus macerans
D:-All these
Ans: D
68:-A fumigant used for managing storage pests which is known to deplete ozone layer is
A:-Ethylene dibromide
B:-Carbon tetrachloride
C:-Methyl bromide
D:-Phosgene
Ans: C
69:-Siderophores are produced by P. flurescens which
A:-induced systemic resistance is host plants
B:-sequester iron
C:-have antibiotic properties
D:-compete for nutrition and food with pathogens
Ans: B
70:-The pest which cause immature nutfall in arecanut is
A:-Mircarvalhoia arecae
B:-Halyomorpha marmorea
C:-Aspidiotus destructor
D:-Aspongopus janus
Ans: B
71:-The casual organism of amaranthus leaf blight is
A:-Rhizoctonia
B:-Fusarium
C:-Phyllosticta
D:-Cercospora
Ans: A
72:-The disease in which black powdery mass of spores are produced by the fungus is known as
A:-Rust
B:-Smut
C:-Anthracnose
D:-Scab
Ans: B
73:-The chemical suitable for managing diseases caused by fungi belonging to the class Oomyces is
A:-Dimethomorph
B:-Propiconazole
C:-Myclobutanil
D:-Triadimefon
Ans: A
74:-The causal organism of charcoal pod rot of cocoa is
A:-P.palmivora
B:-B. theobromae
C:-C. gloeosporioides
D:-Diplodia natalensis
Ans: B
75:-A self motile asexual spore is called
A:-Zoospore
B:-Zygospore
C:-Chlamydospore
D:-Ascopspore
Ans: A
76. Who introduced HYV varieties of seeds in India?
A:- J.L. Nehru
B:- Mahalanobis
C:- Norman Borlaug
D:- V.Kurien
Ans: C
77. Which one of the organic pesticides contain phosphorus?
A:- DDT
B:- 2,4- D
C:- BHC
D:- Parathion
Ans: D
A:-self-pollinated crops
B:-cross pollinated crops
C:-often cross pollinated crops
D:-vegetatively propogated crops
Ans: B
52:-The removal of smaller and shrivelled seeds from well-filled healthy seeds is termed
A:-grading
B:-cleaning
C:-treating
D:-testing
Ans: A
53:-One of the following is not a seed production organization
A:-NSC
B:-SSC
C:-SSCA
D:-WWF
Ans: D
54:-The 'real value' of seed is the product of
A:-purity % and viability %
B:-purity % and germination %
C:-germination % and viability %
D:-germination % and moisture content
Ans: B
55:-Which of the following is not patentable
A:-a substance isolated from nature
B:-the novel process used for isolation
C:-artificially synthesised gene
D:-novel process for genetic modification of gene
Ans: A
56:-One of the following is not a criterion that a plant variety must satisfy for claiming protection under UPOV 1991 Act.
A:-Distinctiveness
B:-Uniformity
C:-Stability
D:-Variability
Ans: D
57:-A crop that shows protogyny is
A:-topioca
B:-maize
C:-coconut
D:-rice
Ans: A
58:-The minimum number of field inspections essential for seed certification is higher in
A:-self-polliniated crops
B:-cross-pollinated crops
C:-often cross-pollinated crops
D:-vegetatively propagated crops
Ans: B
59:-This quality seed class is essentially under the direct supervision of the originating breeder
A:-Breeder seed
B:-Foundation seed
C:-Registered seed
D:-Certified seed
Ans: A
60:-The percentage seed germination required for certification in rice is
A:-65%
B:-70%
C:-75%
D:-80%
Ans: D
61:-Sulphur containing fungicides are mainly used for the management of
A:-Downy mildews
B:-Powdery mildews
C:-Rusts
D:-Antracnose
Ans: B
62:-The biocontrol agent used for the management of coconut rhinocerous beetle
A:-Beauveria
B:-Metarhizium
C:-Paecilomyces
D:-Bacillus thuringiensis
Ans: B
63:-The ETL for rice stem borer at mid tillering stage is
A:-10% dead heart
B:-5% dead heart
C:-2 moths`/M^(2)`
D:-1 egg/`M^(2)`
Ans: A
64:-The chemical group which mimic the action of Acetly choline is
A:-Organophosphates
B:-Pyrethrins
C:-Avermectins
D:-Neonicotinoids
Ans: D
65:-The mite pest that cause severe malformation of tender parts of vegetables similar to viral infection symptoms is
A:-Tetranychus sp.
B:-Polyphagotarsonemus latus
C:-Raoiella indica
D:-Oligonychus indicus
Ans: B
66:-A vitamin used as a rat poison is
A:-Vit. K3
B:-Vit. K1
C:-Vit. B12
D:-Vit. D1
Ans: D
67:-The biological control agent used for managing nematoes is
A:-Verticuillum chlamydosporium
B:-Paecilomyces lilacinus
C:-Bacillus macerans
D:-All these
Ans: D
68:-A fumigant used for managing storage pests which is known to deplete ozone layer is
A:-Ethylene dibromide
B:-Carbon tetrachloride
C:-Methyl bromide
D:-Phosgene
Ans: C
69:-Siderophores are produced by P. flurescens which
A:-induced systemic resistance is host plants
B:-sequester iron
C:-have antibiotic properties
D:-compete for nutrition and food with pathogens
Ans: B
70:-The pest which cause immature nutfall in arecanut is
A:-Mircarvalhoia arecae
B:-Halyomorpha marmorea
C:-Aspidiotus destructor
D:-Aspongopus janus
Ans: B
71:-The casual organism of amaranthus leaf blight is
A:-Rhizoctonia
B:-Fusarium
C:-Phyllosticta
D:-Cercospora
Ans: A
72:-The disease in which black powdery mass of spores are produced by the fungus is known as
A:-Rust
B:-Smut
C:-Anthracnose
D:-Scab
Ans: B
73:-The chemical suitable for managing diseases caused by fungi belonging to the class Oomyces is
A:-Dimethomorph
B:-Propiconazole
C:-Myclobutanil
D:-Triadimefon
Ans: A
74:-The causal organism of charcoal pod rot of cocoa is
A:-P.palmivora
B:-B. theobromae
C:-C. gloeosporioides
D:-Diplodia natalensis
Ans: B
75:-A self motile asexual spore is called
A:-Zoospore
B:-Zygospore
C:-Chlamydospore
D:-Ascopspore
Ans: A
76. Who introduced HYV varieties of seeds in India?
A:- J.L. Nehru
B:- Mahalanobis
C:- Norman Borlaug
D:- V.Kurien
Ans: C
77. Which one of the organic pesticides contain phosphorus?
A:- DDT
B:- 2,4- D
C:- BHC
D:- Parathion
Ans: D
78:-Which of the following is an entomopathogenic bacteria?
A:-Verticillium lecanii
B:-Beauveria bassiana
C:-Metarhizium anisopliae
D:-Bacillus thuringiensis
Ans: D
79:-The disease symptom that shows rotting of seedlings is called
A:-Damping off
B:-Wilt
C:-Die back
D:-Chlorosis
Ans: A
80:-Trichogramma egg cards are used for the control of
A:-Rice bug
B:-Gall midge
C:-Leaf folder
D:-Brown plant hopper
Ans: C
81:-Kew, Mauritius and Queen are the varieties of
A:-Mango
B:-Banana
C:-Papaya
D:-Pineapple
Ans: D
82:-Monopodials and sympodials are types of
A:-Jasmine
B:-Orchid
C:-Anthurium
D:-Rose
Ans: B
83:-Bright red colour band on pesticide label indicated that the pesticide is
A:-Highly toxic
B:-Extremely toxic
C:-Moderately toxic
D:-Slightly toxic
Ans: B
84:-Quinalphos is a
A:-Insecticide
B:-Fungicide
C:-Weedicide
D:-Nemanticide
Ans: A
85:-Neera is a value added product obtained from
A:-Mango
B:-Cashew
C:-Coconut
D:-Pepper
Ans: C
86:-The misters/foggers in greenhouses are operated between
A:-7:30 am to 7:30 pm
B:-11:30 am to 5:30 pm
C:-6:30 am to 6:30 pm
D:-10:30 am to 3:30 pm
Ans: D
87:-Turfing is related to
A:-Flower arrangement
B:-Lawn making
C:-Vase life of flowers
D:-None of the above
Ans: B
88:-Yellow revolution is related to
A:-oil seeds
B:-spices
C:-fruits
D:-tubers
Ans: A
89:-The bulk density of soil ranges between
A:-1.8 - 2.8
B:-0.2 - 1.0
C:-2.0 - 2.8
D:-1.0 - 1.8
Ans: D
90:-One hectare is
A:-10,000 `"m^2"`
B:-4000`"m^2"`
C:-40 `"m^2"`
D:-250`"m^2"`
Ans: A
91:-The central seed testing laboratory is in
A:-Pune
B:-New Delhi
C:-Chennai
D:-Hydrabad
Ans: B
92:-The cropping system in which land, water and space are most efficiently and economically utilized is
A:-Mono cropping
B:-Inter cropping
C:-Multi-tier cropping
D:-Sequential cropping
Ans: C
93:-'Cuelure' is a sex pheromone trap used against
A:-Rhinoceros beetle
B:-Rhizome weevil
C:-Fruit fly
D:-Red palm weevil
Ans: C
94:-The hormone used for inducing uniform flowering in pineapple is
A:-Ethephon
B:-Gibberellic acid
C:-Maleic hydrazide
D:-None of the above
Ans: A
95:-To prepare 10 litres of 2% Neem oil garlic emulsion, the quantity of neem oil required is
A:-50 ml
B:-200 ml
C:-100 ml
D:-1000 ml
Ans: B
96:-Larval stage of insects under the order diptera are called
A:-Nymphs
B:-Grubs
C:-Caterpillars
D:-Maggots
Ans: D
97:-The equipment used for sterilization purpose is
A:-Incubator
B:-Autoclave
C:-Expellers
D:-All the above
Ans: B
98:-Waiting period of a pesticide is
A:-The time gap between the attack of pest and the application of pesticide
B:-The time gap between attack of pest and harvest
C:-The time gap between application of pesticide and harvest
D:-None of the above
Ans: C
99:-Nitrogen content in urea fertilizer is
A:-18%
B:-60%
C:-20%
D:-46%
Ans: D
100:-India's position in world fruit production is
A:-Second
B:-First
C:-Third
D:-Fifth
Ans: A
A:-Verticillium lecanii
B:-Beauveria bassiana
C:-Metarhizium anisopliae
D:-Bacillus thuringiensis
Ans: D
79:-The disease symptom that shows rotting of seedlings is called
A:-Damping off
B:-Wilt
C:-Die back
D:-Chlorosis
Ans: A
80:-Trichogramma egg cards are used for the control of
A:-Rice bug
B:-Gall midge
C:-Leaf folder
D:-Brown plant hopper
Ans: C
81:-Kew, Mauritius and Queen are the varieties of
A:-Mango
B:-Banana
C:-Papaya
D:-Pineapple
Ans: D
82:-Monopodials and sympodials are types of
A:-Jasmine
B:-Orchid
C:-Anthurium
D:-Rose
Ans: B
83:-Bright red colour band on pesticide label indicated that the pesticide is
A:-Highly toxic
B:-Extremely toxic
C:-Moderately toxic
D:-Slightly toxic
Ans: B
84:-Quinalphos is a
A:-Insecticide
B:-Fungicide
C:-Weedicide
D:-Nemanticide
Ans: A
85:-Neera is a value added product obtained from
A:-Mango
B:-Cashew
C:-Coconut
D:-Pepper
Ans: C
86:-The misters/foggers in greenhouses are operated between
A:-7:30 am to 7:30 pm
B:-11:30 am to 5:30 pm
C:-6:30 am to 6:30 pm
D:-10:30 am to 3:30 pm
Ans: D
87:-Turfing is related to
A:-Flower arrangement
B:-Lawn making
C:-Vase life of flowers
D:-None of the above
Ans: B
88:-Yellow revolution is related to
A:-oil seeds
B:-spices
C:-fruits
D:-tubers
Ans: A
89:-The bulk density of soil ranges between
A:-1.8 - 2.8
B:-0.2 - 1.0
C:-2.0 - 2.8
D:-1.0 - 1.8
Ans: D
90:-One hectare is
A:-10,000 `"m^2"`
B:-4000`"m^2"`
C:-40 `"m^2"`
D:-250`"m^2"`
Ans: A
91:-The central seed testing laboratory is in
A:-Pune
B:-New Delhi
C:-Chennai
D:-Hydrabad
Ans: B
92:-The cropping system in which land, water and space are most efficiently and economically utilized is
A:-Mono cropping
B:-Inter cropping
C:-Multi-tier cropping
D:-Sequential cropping
Ans: C
93:-'Cuelure' is a sex pheromone trap used against
A:-Rhinoceros beetle
B:-Rhizome weevil
C:-Fruit fly
D:-Red palm weevil
Ans: C
94:-The hormone used for inducing uniform flowering in pineapple is
A:-Ethephon
B:-Gibberellic acid
C:-Maleic hydrazide
D:-None of the above
Ans: A
95:-To prepare 10 litres of 2% Neem oil garlic emulsion, the quantity of neem oil required is
A:-50 ml
B:-200 ml
C:-100 ml
D:-1000 ml
Ans: B
96:-Larval stage of insects under the order diptera are called
A:-Nymphs
B:-Grubs
C:-Caterpillars
D:-Maggots
Ans: D
97:-The equipment used for sterilization purpose is
A:-Incubator
B:-Autoclave
C:-Expellers
D:-All the above
Ans: B
98:-Waiting period of a pesticide is
A:-The time gap between the attack of pest and the application of pesticide
B:-The time gap between attack of pest and harvest
C:-The time gap between application of pesticide and harvest
D:-None of the above
Ans: C
99:-Nitrogen content in urea fertilizer is
A:-18%
B:-60%
C:-20%
D:-46%
Ans: D
100:-India's position in world fruit production is
A:-Second
B:-First
C:-Third
D:-Fifth
Ans: A
AGRICULTURE- OLD QUESTION PAPERS
- Agriculture Answer key view (Rajasthan PSC 2011)
- Agriculture Answer key view (Rajasthan PSC 2011)
- Agriculture Answer key view (Rajasthan PSC 2011)
- Agriculture Answer key view (Rajasthan PSC 22-07-2013)
- Agriculture Answer key view (Agriculture Chemistry Rajasthan PSC 14-09-2011)
- Agriculture Answer key view (Rajasthan PSC 26-06-2013)
- Agriculture Answer Key view (Entomology Rajasthan PSC 10-02-2016)
- Agriculture Answer Key view (Plant Pathology Rajasthan PSC 9-02-2016)
- Agriculture Answer Key view (Plant Pathology Rajasthan PSC 12-02-2016)
- Agriculture Answer Key view (Agronomy Rajasthan PSC 09-02-2016)
- Agriculture Answer Key view (Agronomy Rajasthan PSC 10-02-2016)
- Agriculture Answer key view (TNPSC 18-04-2015)
- Agriculture Answer key view (TNPSC 02-12-2014)
- Agriculture Answer key view (Rajasthan PSC 22-12-2015)
AGRICULTURE MCQs- SUBSCRIPTION
- Agriculture- 100 MCQs
- Agriculture- Page 1 - 100 MCQs
- Agriculture- Page 2 - 100 MCQs
- Agriculture- Page 3 - 100 MCQs
- Agriculture- Page 4 - 100 MCQs
- Agriculture- Page 5 - 100 MCQs
- Agriculture- Page 6 - 100 MCQs
- Agriculture- Soil Science - 95 MCQs
- Agriculture Botany - 99 MCQs
- Agronomy - 100 MCQs
- Agronomy- Page 1 - 100 MCQs
- Agronomy- Page 2 - 67 MCQs
- Planatation Management - 100 MCQs
- Planatation Management- Page 1 - 57 MCQs
- Plant Pathology - 100 MCQs
- Plant Pathology- Page 1 - 96 MCQs
- Agricultural Engineering- 100
- Agricultural Engineering- Page 1 -100
- Agricultural Engineering- Page 2- 100
- Agricultural Engineering- Page 3 -100
- Agricultural Engineering- Page 4- 100
- Agricultural Engineering- Page 5