Cropping System Questions a India’s #1 Learning Platform Start Complete Exam Preparation Dra Download App Question 1: View this Question Online > Which among these tree speciesare best suited for alley cropping? 1. Eucalyptustereticornis 2. Casuarinaequisetifolia 3. Cassiasiamea 4. Ailanthus excelsa Answer (Detailed Solution Below) uy” 3: Cassiasiamea Dee Bra)coaching India's Super Teachers for all govt. exams Under One Roof (FB) vero ciassesvaiale Cropping System Question 1 Detailed Solution The correct Answer is: Cassia siamea Key Points. + Cassia siamea tree speciesis best suited for alley cropping. + Alley cropping isan agroforesiry system that involves planting rows of trees alongside crops. + The trees provide shade, reduce aggsion, and improve soil fertility, while the crops provide short-term income. + Eucalyptus tereticornis , alsoknown as forest red gum or red gum, is a speciesof eucalyptus tree native to Australia and Papua New Guinea. + Itis commonly used for its wood, which is strong and durable , and for its essential oil, which has medicinal properties. + Casuarina equisetifolia , cisoknown as Australian pine or ironwood, isa species of evergreen tree native to Southeast Asia and Australia + Itis commonly planted for erosion control, windbreaks, and es a source of firewood and timber. + The tree's needles provide anitrogen- rich mulch, which helps to improve soll fertility. + Additionally, Casuarinaequisetifolia is used in traditional medicine to treat various ailments. + Ailanthus excelsa , also known as the tree of heaven or stink tree, is a speciesof deciduous tree native to China and Taiwan. + It is commonly planted as an ornamental tree and for its wood, which is used in furniture making and paper production + The tree has medicinal properties and is used in traditional medicine to treat various ailments,& Cpe teeny Sela ebm Te Lied) ond Sere Cresta EXett s See eta Download App Question 2: View this Question Online > Propagation of plants by very small plant parts/tissues, grown in a test tube or container under controlled environmental condition is called as. 1. Embryogenesis ( Warconiezagation 3. Offset Planting 4. Organogenesis 5. Macropropagation Answer (Detailed Solution Below) Option 2: Micropropagation Cropping System Question 2 Detailed Solution The correct answeris Micropropagation . @ Key Points Micropropagation + Micropropagation is a method of plant propagation 4 + It is done using extremely small pieces of plant tissue taken from a carefully chosen and prepared mother plant. + It involves growing these plants under laboratory conditions to produce new plants. + Itis mainly used in commercial horticulture .—— + Plantsproduced through this method are clones, which help similarity in plants. + The disease-free plants can be pjgcuiced by this method of propagation + Rooted plantlets produced by ios of propagation savetime for the grower, instead of seedsor cuttings. + Thousands of plants canbe produced at the sametime + It isan ideal way of multiplying plants for those plants whose seeds can't be stored (recalcitrant seeds). © Additional _Information It is the processof initiating 4g developing an embryo ‘irom a zygote or a somaticcell. It isthe phase of embryonic development that startsat the! enesiend of gastrulation and continues until birth. eres Start Complete Exam Preparation ly Live onic) Caco Crestor Pett Question 3: View this Question Online > Crop grown to protect the main crop from vagaries of nature and also to render support to the crop iscalledas 1. Trapcrop g 2. Cover crop. 3 mm 4. Inter crop5. Alley crop Answer (Detailed Solution Below) Option 3: Nurse crop Cropping System Question 3 Detailed Solution The correct answer's Nurse crop. » Important Points a) Trap crop: A crop planted to attract insect pests from aiother crop, especially one in which the pests fail to survive or reproduce. E.g. Alfalfa planted with cotton. b) Cover crop: Plentsthat areypianted to cover the soil rather than for the purpose of being harvested. E.g. Oil- seed "eho along with cereal rye. ¢) Nurse crop: Crops grown to protect the main crop from vagaries of nature and also to render support to the crop. Alfalfa is planted with oats. Oats acting as anurse crop. d) Inter crop: A crop grown among plantsof a different kind. E.g. Planting maize with beans and squash. e)Alley crops: Arable Crops thet are grown in "alleys" formed by trees or shrubs, established mainly to hasten soll fertility restoration, enhance soll productivity and reduce soll erosion. They are generally non- trailing with shade tolerance capacity. E.g., growing pulses in between the rows of casuarina. eee cd Start Complete Exam Preparation pe ees ry Practice Pe as tes D> Download App (2) Question 4: View this Question Online > Which are the broad groups of tillage operations? (a) PloughingAE een ven l (c) Cultivating (Intercuituring) oOo (d) Harvesting se 1. (a) only of ee || above Answer (Detailed Solution Below) Option 3: (2),(b) and (c) Cropping System Question 4 Detailed Solution (2), (v) and (c)are the correct answers. Ploughing, harrowing, and inter-culturing are the broad groups of tillage operations. @ Key Points Tillage: It is the mechanicalmanipulation of soil with tools and implements for obtaining conditions ideal for seed germination, seedling establishment, and growth of the crop. Objectives of tillage: + Tocreate conditions in the soil suited for better growth of crops. + Tocontrol weeds effectively. + Tomake the soil capable of absorbing more rainwater. + Tomix up manure and fertilizers effectively in the soil « + Providing adequate seed-soil contact permit water flow to seed and seedling roots. Primary tillage: G e for + The operations are performed to open up any cultivable land to prepare growing crops known as primary tillage. + Animal- drawn implements in primary tillage mostly in + Tractor-drawn implements include MB-plough, disc pl il plough, chisel plough, and other similarimplements. Ser ie xe? + Lighter or finer operations perio! he soil after primary tillage is known assecondary tillage. + Harrowing isto be done to a shallow depth to crush the clods and to uproot the remaining weedsand stubbles. * Seedhed preparation and intercultural operations are done un to a depth of 15cm.+ Secondary tillage implements: Disc harrow, spike tooth harrow, spring tooth harrow, ecme harrow, etc. Types of tillage On-season tillage | (Off-season tilage | { Modern tillage Primary tillage | ‘Secondary tilage) (zero tillage | [Minimum tillage India's #1 Learning Platform Sela mee) eC Bale ore ea Cresieatcg Exes Question 5: View this Question Online > Quincunx system of planting used for 1. Fruits 2. Vegetables ” 3. Cereals x 5. Oilseeds: Answer (Detailed Solution Below) Option 1 : FruitsCropping System Question 5 Detailed Solution The correct answeris Fruits. @ Key Points. + Quincunx system of planting: = Itisalso called a Diagonal system. = The quincunx systemnas been developed to utilize the spacebetween four trees that remain unutilized in the square system. = The planting is done similarto the square system except an additional plant is planted at the centre of the square. , = Themain crop is called the primary fruit crop and the filler crop is called secondary or supplementary fruit crop. = The income is increasedand the growth of the weeds is suppressed 2 The acute competition between primary and filler fruit crops for water, nutrients, sunlight and air along with overlapping of branches and overcrowding of trees are the disadvantages of the quincunx systemof planting. Toy in m_MCQ Objective Ca eRe eu Eecnn Sela mee Clu Belle) Trusted by 1,86,00,449+ Stud Cees Practice eas terse pease PernQuestion 6 >»? View this Question Online > Pink Bollworm wasin the news recently, it is harmful for which of the following crops ? 1. Cotton % 3. Mustard 4. Apple Answer (Detailed Solution Below) Option 1: Cotton Cropping System Question 6 Detailed Solution The correct answeris Cotton © Key Points + The pink bollworm (Pectinophora gossypiella; Spanish: lagarta rosada)is an insect known for being a pest in cotton farming. = The adult isa small, thin, gray moth with fringed wings. > The larva is a dull white caterpillar with eight pairs of legs with conspicuouspink banding along its dorsum. > Thelarva reachesone- half inch in length. = Thepink bollworm isnative to Asia but has become an inyasive speciesin most of the world's cotton-growing regions. = It reached the cotton belt in the southern United Statesby the 1920s. ~ Itisa major Pest in the eotton fielde of the eouthern Califomia deserts. ©: Additional_Information WA + Pink bollworm + Kingdom : Animalia = Phylum: Arthronoda» Class: Insecta = Order : Lepidoptera = Family : Gelechiidae 2 Genus : Pectinophore > Species : P. gossypiella = Binomial name: Pectinophora gossypiella » Important Points + In parts of India, the pink bollworm is now resistant to first-generation transgenic Bt cotton (Boligard cotton) that expressesa single Bt gene (Cry1Ac). India’s #1 Learning Platform Start Complete Exam Preparation oad Cee Cresisn rg Exetceses Question 7 View this Question Online > What isthe expected production of pulsesin 2017- 18 in Rajasthan? 1. 36.50 lakh tonnes np . 35.30 lakh tonnes . 36.30 lakh tonnes 4. 35.50 lakh tonnes a 31.50 lakh tonnes ‘Answer (Detailed Solution Below) Option 3: 36.30 lakh tonnes Cropping System Question 7 Detailed SolutionThe correct answer is 36.30 lakh tonnes + 36.30 lakh is the expected production of pulses in 2017 - 18 in Rajasthan © Key Points + Agriculture Production in Rajasthan: = As per the preliminary forecastfor the year 2019-20, the total food grain production in the State is expected to be 249.88 lakh tonnes which is a decreaseof 8.06 percent as compared to the production of 231.25lakh tonnes for the previous year. = While Kharif output is projected to increase by 5.56 percent, the Rabi output is expected to increaseby 9.50 percent. Production of foodgrain and oll seeds 19346 20198 scale Pies mOiSeot rr oie 201620 &; Additional_Information * Agriculture in etesran con the backbone of the State's economy with Agriculture & allied sectors contributing 25.56% of the State's total GSDP in 2019-20, + Rajasthan has 11.26% of the country's livestock population and contributes about 12.93% of the total milk production and 32.89% wool produced in the country. + Animal Husbandry Sector contributes 8.74% to GSDP attributing more than 1/3rd sharein Agri sector GSDP. + Rajasthanis one of the largest statesin India taking part in organic farming, with over 81,000 hectares of the registered organic farm area » Important Points + Madhya Pradesh was the largest producer of pulses among other Indian statesin the financial year 2018. + Wheat, Jau, Jwar, Bajra, Maize, and Pulses are the food crops of Rajasthan. + India is the largest producer (25% of global production), the consumer (27% of world consumption), and the importer (14%) of pulses in the world. e— eee See mee CeCe Clete) aily LiveDB Download App Question 8 View this Question Online > Quincunx system of planting used for 1. Fruits mt 2. Vegetables 3. Cereals 4. Pulses Agrees Answer (Detailed Solution Below) Option 1: Fruits Cropping System Question 8 Detailed Solution The correct answer|s Fruits. © Key Points + Quincunx system of planting: = Itisalso called a Diagonal system. + The quincunx systemhas been developed to utilize the space between four trees that remain unutilized in the square system. > The planting is done similarto the square system except an, acitional plant is planted at the centre of the square. = The main crop is callled the primary fruit crop and the: ite cop iscalled secondary or supplementary fruit crop. Rabi cropsare grown during the seasonof 1. autumn 2. winter \ 3. summer 4. monsoon Answer (Detailed Solution Below)Option 2: winter Cropping System Question 9 Detailed Solution The correct answeris winter . = Rabi crops are grown during the season of winter. © Key Points. + Kharif: 2 They are Sown irtyume/July 2 Harvested in Septam/October > Examplesare rice, jaWaP bajra, ragi, maize, cotton and jute. + Rabi: + They are Sown in October/December. + Harvested in April/May. > Examplesere wheat, barley, peas, rapeseed, mustard grains. + Zyad: = They are raised between April/June, + Examplesere melons, watermelons, cucumbers, leafy and other vegetables. Pore Deserta pS) la Mem leh eco) _ (eal) Mock Tees Question Bank Cea orto Download App Question 10 View this Question Online > What is the expected production of pulsesin 2017- 18 in Rajasthan? 1. 36.50 lakh tonnes 2. 35.30 lakh tonnes 3. 36.30 lakh tonnes 4. 35.50 lakh tonnesXS os 1 (Detailed Solution Below) Option 3 : 36.30 lakh tonnes Cropping System Question 10 Detailed Solution The correct answeris 36.30 lakh tonnes . + 36.30 lakh is the expected production of pulses in 2017 - 18 in Rajesthan © Key Points + Agriculture Production in Rejasthan: = As per the preliminary forecastfor the year 2019-20, the total food grain production in the State is expected to be 249.88 lakh tonnes which isa decreaseof 8.06 percent as compared to the production of 231.25lakh tonnes for the previous year. = While Kharif output {s projected to increaseby 5.56 percent, the Rabi output is expected to increaseby 9.50 percent. Production of foodgrain and oilseeds co" ao ant mie 1820 0Pec Start Complete Exam Preparation Exits Colo a { ee ea es esas Download App Question 11 See ta View this Question Online > Which of the following types of apple is the most popular apple in Kashmirregion? 1. Kesri 2. Hazratbali 3. Delicious 4. Amri Answer (Detailed Solution Below) Option 4: Amrieee aE cS la ere bce relied) cr Practice ered Cire Question Bank bors? Download App Question 12 Which are the broad groups of tillage operations? (a) Ploughing (b) Harrowing (0) Cultivating (nterculturing) (d) Harvesting 1. (a)only 2. (a)and (b) 3. (@),(b) and (c) 4. All above Answer (Detailed Solution Below) Option 3 : (a),(b) and (c) ‘View this Question online >Tee ecu) yer pS la CNS clea le Lt el) Geen ees pore Question Bank ExercQuestion 13: View this Question Online > Pink Bollworm wasin the news recently, it is harmful for which of the following crops ? 1. Cotton 2. Silk 3. Mustard 4. Apple Answer (Detailed Solution Below) Option 1: Cottoneran tea) De etsy Seer aCe ice) ees pone eas ead egestas Exes Download App Question 14: View this Question Online > Crop grown to protect the main crop from vagaries of nature and also to render support to the crop iscalledas 1. Trapcrop . Cover crop . Nurse crop i . Inter crop Alley crop Answer (Detailed Solution Below) Option 3: Nurse cropean er Ean) Start Complete Exam Preparation pe ete ore ea ly bead tery Cresieatcg Exes jownload App Question 15: View this Question Online > ‘Pusa Ruby’ is advanced variety of which crop? 1. Brinjal 2. Tomato . Cauliflower 4. Cabbage 5. cotton Answer (Detailed Solution Below)Re es LONER