Chapter 9: Strategies for Enhancement in Food Production – MCQs
🟢 Part 1: Strategies for Enhancement in Food Production (Q1–Q25)
Q1. The process of crossing two genetically different organisms to produce improved varieties is called
a) Hybridization
b) Mutation
c) Polyploidy
d) Tissue culture
Answer: a) Hybridization
Explanation: Hybridization combines desirable traits from two parents, e.g., disease resistance + high yield.
Q2. Green Revolution in India was mainly based on
a) Genetic engineering
b) High-yielding varieties and fertilizers
c) Organic farming
d) Aquaculture
Answer: b) High-yielding varieties and fertilizers
Explanation: High-yielding wheat and rice varieties with irrigation and fertilizers boosted crop production.
Q3. The father of the Green Revolution in India is
a) M.S. Swaminathan
b) Norman Borlaug
c) Verghese Kurien
d) B.P. Pal
Answer: a) M.S. Swaminathan
Explanation: He introduced high-yielding wheat varieties, bringing the Green Revolution to India.
Q4. The father of the Green Revolution worldwide is
a) B.P. Pal
b) Norman Borlaug
c) M.S. Swaminathan
d) Mendel
Answer: b) Norman Borlaug
Explanation: He developed semi-dwarf wheat varieties, initiating the Green Revolution globally.
Q5. The main aim of plant breeding is
a) Longer life span of plants
b) High yield and disease resistance
c) Seedless fruit production only
d) Larger leaves
Answer: b) High yield and disease resistance
Explanation: Plant breeding improves crop productivity, quality, and resistance to stress.
Q6. Which of the following is a high-yielding semi-dwarf wheat variety in India?
a) IR-8
b) Sonalika
c) Taichung Native-1
d) Himgiri
Answer: b) Sonalika
Explanation: Sonalika and Kalyan Sona are Indian semi-dwarf wheat varieties.
Q7. IR-8 is a variety of
a) Wheat
b) Rice
c) Maize
d) Bajra
Answer: b) Rice
Explanation: IR-8 is a high-yielding semi-dwarf rice variety from the Philippines, widely cultivated in India.
Q8. Which is a disease-resistant wheat variety?
a) Sonalika
b) IR-8
c) Himgiri
d) Pusa Swarnim
Answer: c) Himgiri
Explanation: Himgiri is resistant to leaf and stripe rust, making it a durable wheat variety.
Q9. Pusa Swarnim (Karan Rai) is resistant to
a) Bacterial blight
b) White rust
c) Leaf curl
d) Mosaic virus
Answer: b) White rust
Explanation: Pusa Swarnim is a mustard variety resistant to white rust disease.
Q10. The main objective of “Blue Revolution” is
a) Crop improvement
b) Fish production enhancement
c) Livestock breeding
d) Water conservation
Answer: b) Fish production enhancement
Explanation: Blue Revolution focuses on aquaculture and fisheries to increase protein supply.
Q11. The “White Revolution” in India is associated with
a) Cotton
b) Milk production
c) Egg production
d) Meat production
Answer: b) Milk production
Explanation: White Revolution led by Verghese Kurien increased milk production in India.
Q12. Who is known as the “Father of White Revolution” in India?
a) M.S. Swaminathan
b) Norman Borlaug
c) Verghese Kurien
d) Jagdish Chandra Bose
Answer: c) Verghese Kurien
Explanation: He initiated Operation Flood, boosting India’s milk production.
Q13. Which technique is used for rapid multiplication of plants?
a) Mutation breeding
b) Tissue culture (micropropagation)
c) Hybridization
d) Polyploidy breeding
Answer: b) Tissue culture (micropropagation)
Explanation: Tissue culture allows large-scale production of disease-free clones.
Q14. Somatic hybridization involves fusion of
a) Gametes
b) Zygotes
c) Protoplasts
d) Embryos
Answer: c) Protoplasts
Explanation: Fusion of protoplasts from different species creates somatic hybrids with combined traits.
Q15. Which of the following is NOT a biofortified crop?
a) Iron-rich rice
b) Vitamin A-rich carrots
c) Iodine-rich potatoes
d) High-protein maize
Answer: c) Iodine-rich potatoes
Explanation: Biofortification targets iron, vitamin A, and protein, but not iodine in potatoes.
Q16. An example of a high-protein maize variety is
a) Sonalika
b) QPM (Quality Protein Maize)
c) IR-8
d) Pusa Gaurav
Answer: b) QPM (Quality Protein Maize)
Explanation: QPM has higher lysine and tryptophan content than normal maize.
Q17. “Golden Rice” is rich in
a) Vitamin C
b) Vitamin A (β-carotene)
c) Iron
d) Protein
Answer: b) Vitamin A (β-carotene)
Explanation: Golden Rice is genetically modified to produce β-carotene, preventing vitamin A deficiency.
Q18. Mutation breeding was used to develop disease-resistant variety
a) Sonalika wheat
b) Sharbati Sonora wheat
c) Pusa Gaurav (Brassica)
d) IR-8 rice
Answer: c) Pusa Gaurav (Brassica)
Explanation: Mutation breeding helped develop resistance against aphids in Brassica.
Q19. Crossbreeding of cattle in India was done to combine
a) Long horns and high milk yield
b) Disease resistance and high milk yield
c) High fat and low milk yield
d) Meat and wool quality
Answer: b) Disease resistance and high milk yield
Explanation: Indian breeds are disease-resistant, exotic breeds give more milk; crossbreeding combines both.
Q20. Holstein-Friesian is a breed of
a) Cow
b) Sheep
c) Goat
d) Poultry
Answer: a) Cow
Explanation: Holstein-Friesian is a high milk-yielding exotic cattle breed.
Q21. The process of crossing different breeds of animals is called
a) Inbreeding
b) Crossbreeding
c) Outcrossing
d) Hybridization
Answer: b) Crossbreeding
Explanation: Crossbreeding combines desirable traits of different breeds for better productivity.
Q22. MOET technology in cattle is related to
a) Tissue culture
b) Multiple ovulation and embryo transfer
c) Mutation breeding
d) Artificial insemination
Answer: b) Multiple ovulation and embryo transfer
Explanation: MOET enhances reproductive potential of elite females by producing many embryos.
Q23. In apiculture, Italian bee commonly used is
a) Apis dorsata
b) Apis mellifera
c) Apis indica
d) Apis florae
Answer: b) Apis mellifera
Explanation: Italian bee (Apis mellifera) is high-yielding and widely used in apiculture.
Q24. The practice of growing silkworms for silk is called
a) Apiculture
b) Sericulture
c) Vermiculture
d) Pisciculture
Answer: b) Sericulture
Explanation: Sericulture involves rearing of silkworms (Bombyx mori) for silk production.
Q25. The breed of silkworm producing mulberry silk is
a) Antheraea mylitta
b) Bombyx mori
c) Antheraea assamensis
d) Philosamia ricini
Answer: b) Bombyx mori
Explanation: Mulberry silk, the finest silk, is produced by domesticated silkworm Bombyx mori.
🟢 Part 2: Strategies for Enhancement in Food Production (Q26–Q50)
Q26. The practice of rearing fish under controlled conditions is called
a) Apiculture
b) Sericulture
c) Pisciculture
d) Horticulture
Answer: c) Pisciculture
Explanation: Pisciculture or fish farming enhances fish production for food supply.
Q27. Composite fish culture is advantageous because
a) It reduces diseases
b) Different species utilize different niches
c) Only one species dominates
d) It prevents overpopulation
Answer: b) Different species utilize different niches
Explanation: Surface, column, and bottom feeders together optimize food resource utilization.
Q28. The Indian major carps used in composite fish culture are
a) Rohu, Catla, Mrigal
b) Salmon, Tuna, Hilsa
c) Trout, Salmon, Catla
d) Catfish, Eel, Cod
Answer: a) Rohu, Catla, Mrigal
Explanation: These carps are commonly used due to complementary feeding habits.
Q29. Inland fisheries mainly deal with
a) Marine fish
b) River, pond, and lake fishes
c) Estuarine fishes
d) Deep-sea fishes
Answer: b) River, pond, and lake fishes
Explanation: Inland fisheries cover freshwater sources like rivers, lakes, and ponds.
Q30. Which is an example of exotic fish used in India?
a) Catla
b) Rohu
c) Grass carp
d) Mrigal
Answer: c) Grass carp
Explanation: Exotic species like grass carp and silver carp are introduced for fish farming.
Q31. Animal husbandry deals with
a) Rearing and breeding of animals
b) Rearing plants only
c) Growing silkworms
d) Only poultry management
Answer: a) Rearing and breeding of animals
Explanation: Animal husbandry improves livestock production like cows, buffaloes, poultry, and fishes.
Q32. Which is an inbreeding disadvantage in cattle?
a) Improved milk yield
b) Increased homozygosity leading to inbreeding depression
c) Better disease resistance
d) Increased hybrid vigor
Answer: b)
Explanation: Inbreeding increases homozygosity and can reduce fertility and productivity.
Q33. Cross of indigenous cows with exotic breeds aims to
a) Reduce milk yield
b) Combine disease resistance with high milk yield
c) Make animals sterile
d) Reduce genetic diversity
Answer: b)
Explanation: Local cows are hardy and disease resistant; exotic breeds give more milk.
Q34. An example of inbreeding in animals is
a) Mating within the same breed for 4–6 generations
b) Crossing of two different species
c) Crossing of unrelated breeds
d) Crossing with wild relatives
Answer: a)
Explanation: Inbreeding means mating of closely related individuals of the same breed.
Q35. Mule is produced by
a) Crossing horse × horse
b) Crossing donkey × donkey
c) Crossing horse × donkey
d) Crossing cow × buffalo
Answer: c) Crossing horse × donkey
Explanation: Mule is a sterile hybrid produced by crossing male donkey with female horse.
Q36. Artificial insemination involves
a) Transfer of semen into female genital tract by artificial means
b) Fusion of gametes in lab
c) Test tube baby
d) Embryo cloning
Answer: a)
Explanation: Semen from elite males is introduced into female reproductive tract artificially.
Q37. Which is a limitation of artificial insemination?
a) Disease spread
b) High cost
c) Low success rate due to handling errors
d) All of these
Answer: d) All of these
Explanation: Though useful, AI can have limitations like disease risk, low conception rate.
Q38. Which technique involves embryo recovery and transfer to foster mothers?
a) Inbreeding
b) Artificial insemination
c) MOET (Multiple Ovulation Embryo Transfer)
d) Tissue culture
Answer: c) MOET (Multiple Ovulation Embryo Transfer)
Explanation: MOET allows production of multiple calves from elite females in a year.
Q39. Which is the most common poultry breed in India?
a) White Leghorn
b) Rhode Island Red
c) Cornish
d) Aseel
Answer: a) White Leghorn
Explanation: White Leghorn hens are known for high egg production.
Q40. Broilers are reared for
a) Eggs
b) Meat
c) Milk
d) Feathers
Answer: b) Meat
Explanation: Broilers are poultry birds raised for meat production.
Q41. Layers are reared for
a) Meat
b) Egg production
c) Wool
d) Silk
Answer: b) Egg production
Explanation: Layer poultry breeds are specialized for high egg laying.
Q42. Which disease affects poultry commonly?
a) Tuberculosis
b) Ranikhet disease
c) Malaria
d) Typhoid
Answer: b) Ranikhet disease
Explanation: Viral disease of poultry causing respiratory distress and reduced egg yield.
Q43. Vermiculture means
a) Rearing of silkworms
b) Rearing of honeybees
c) Rearing of earthworms
d) Rearing of fishes
Answer: c) Rearing of earthworms
Explanation: Vermiculture uses earthworms to decompose organic matter into vermicompost.
Q44. Vermicompost is rich in
a) Nitrogen only
b) NPK (Nitrogen, Phosphorus, Potassium)
c) Vitamin A
d) Protein
Answer: b) NPK (Nitrogen, Phosphorus, Potassium)
Explanation: Vermicompost is nutrient-rich organic fertilizer.
Q45. An advantage of tissue culture is
a) Production of identical disease-free plants
b) Low cost
c) No expertise required
d) Slow multiplication
Answer: a)
Explanation: Tissue culture allows micropropagation and production of pathogen-free clones.
Q46. Totipotency is the ability of a cell to
a) Divide once only
b) Differentiate into all types of cells
c) Produce flowers only
d) Resist disease
Answer: b)
Explanation: Plant cells are totipotent; even a single cell can develop into a full plant.
Q47. Anther culture leads to production of
a) Haploid plants
b) Diploid plants
c) Polyploid plants
d) Hybrid plants
Answer: a) Haploid plants
Explanation: Pollen grains cultured in vitro develop into haploid plants.
Q48. Double haploids are useful in plant breeding because
a) They are sterile
b) They are homozygous in one step
c) They are always weak
d) They cannot reproduce
Answer: b)
Explanation: Haploids doubled with colchicine yield instantly homozygous lines for breeding.
Q49. Somaclonal variations are useful because
a) They reduce yield
b) They create variability in tissue culture plants
c) They are always harmful
d) They prevent hybridization
Answer: b)
Explanation: Variations arising in tissue culture can generate novel traits for crop improvement.
Q50. Which technique is used for cloning of animals like Dolly sheep?
a) Somatic cell nuclear transfer (SCNT)
b) Artificial insemination
c) IVF
d) MOET
Answer: a) Somatic cell nuclear transfer (SCNT)
Explanation: Dolly was cloned by transferring nucleus of an adult somatic cell into enucleated egg.
🟢 Part 3: Strategies for Enhancement in Food Production (Q51–Q75)
Q51. The crossing of plants to produce superior hybrids is called
a) Inbreeding
b) Outcrossing
c) Hybridization
d) Cloning
Answer: c) Hybridization
Explanation: Hybridization combines desirable characters like high yield, disease resistance, and adaptability.
Q52. Which crop is most commonly improved using mutation breeding?
a) Rice
b) Wheat
c) Pulses
d) Sugarcane
Answer: c) Pulses
Explanation: Mutation breeding has been widely used to improve disease resistance and yield in pulses.
Q53. Which of the following is a biofortified crop rich in iron?
a) Golden Rice
b) Iron-fortified wheat
c) QPM
d) Pusa Gaurav
Answer: b) Iron-fortified wheat
Explanation: Biofortification improves nutritional quality, e.g., iron-rich wheat for anemia prevention.
Q54. “Golden Rice” was developed to combat
a) Vitamin A deficiency
b) Iron deficiency
c) Protein deficiency
d) Vitamin C deficiency
Answer: a) Vitamin A deficiency
Explanation: Golden Rice is genetically engineered to produce β-carotene (Vitamin A precursor).
Q55. The plant breeding step involving selection of superior plants among hybrids is called
a) Hybridization
b) Selection
c) Tissue culture
d) Somatic fusion
Answer: b) Selection
Explanation: Selection identifies plants with desirable traits from segregating populations.
Q56. Which organization is responsible for developing new crop varieties in India?
a) ICAR
b) CSIR
c) ICMR
d) ISRO
Answer: a) ICAR
Explanation: Indian Council of Agricultural Research coordinates agricultural research and breeding in India.
Q57. The high-yielding variety of wheat, “Kalyan Sona,” was developed in India using
a) Mutation breeding
b) Cross-breeding with semi-dwarf varieties
c) Tissue culture
d) Somaclonal variation
Answer: b)
Explanation: Kalyan Sona and Sonalika were semi-dwarf varieties developed during India’s Green Revolution.
Q58. Which technique ensures disease-free banana production?
a) Protoplast fusion
b) Tissue culture
c) Inbreeding
d) Mutation breeding
Answer: b) Tissue culture
Explanation: Tissue culture produces large numbers of uniform, disease-free banana plants.
Q59. An example of an apomictic crop used in hybrid seed production is
a) Mustard
b) Sugarcane
c) Pearl millet
d) Potato
Answer: c) Pearl millet
Explanation: Apomixis helps in producing hybrid seeds without repeated crossing.
Q60. Which fish is used as a bottom feeder in composite fish culture?
a) Rohu
b) Catla
c) Mrigal
d) Grass carp
Answer: c) Mrigal
Explanation: Mrigal is a bottom feeder, complementing surface feeder Catla and column feeder Rohu.
Q61. Which is the surface feeder fish in composite culture?
a) Catla
b) Rohu
c) Mrigal
d) Silver carp
Answer: a) Catla
Explanation: Catla feeds at the water surface, optimizing food use.
Q62. Which fish is an exotic weed-feeding species?
a) Rohu
b) Grass carp
c) Catla
d) Mrigal
Answer: b) Grass carp
Explanation: Grass carp feeds on aquatic weeds, helping clean ponds and increase productivity.
Q63. The “Operation Flood” program was related to
a) Wheat production
b) Milk production
c) Fish culture
d) Rice production
Answer: b) Milk production
Explanation: Operation Flood made India the world’s largest producer of milk (White Revolution).
Q64. Which Indian scientist is called “Milkman of India”?
a) M.S. Swaminathan
b) Norman Borlaug
c) Verghese Kurien
d) Jagdish Chandra Bose
Answer: c) Verghese Kurien
Explanation: He pioneered the White Revolution in India through Operation Flood.
Q65. Apiculture is the practice of
a) Rearing of silkworms
b) Rearing of honeybees
c) Rearing of earthworms
d) Rearing of fishes
Answer: b) Rearing of honeybees
Explanation: Apiculture produces honey and beeswax and assists pollination.
Q66. Which Italian bee species is preferred in apiculture for higher honey yield?
a) Apis dorsata
b) Apis indica
c) Apis mellifera
d) Apis florae
Answer: c) Apis mellifera
Explanation: Italian bee produces more honey and has less swarming tendency.
Q67. Which disease affects silkworms severely?
a) Muscardine
b) Ranikhet disease
c) White rust
d) Citrus canker
Answer: a) Muscardine
Explanation: Caused by fungus Beauveria bassiana, muscardine is a common silkworm disease.
Q68. Mulberry cultivation is associated with
a) Apiculture
b) Sericulture
c) Vermiculture
d) Pisciculture
Answer: b) Sericulture
Explanation: Mulberry leaves are the primary food of Bombyx mori, the mulberry silkworm.
Q69. Which is the most common silk produced in India?
a) Tassar silk
b) Mulberry silk
c) Eri silk
d) Muga silk
Answer: b) Mulberry silk
Explanation: Mulberry silk is the dominant variety, produced by Bombyx mori.
Q70. Which state in India is famous for Muga silk?
a) Assam
b) Karnataka
c) West Bengal
d) Tamil Nadu
Answer: a) Assam
Explanation: Assam is the exclusive producer of golden-colored Muga silk.
Q71. Which exotic breed of cattle is used in India for crossbreeding to improve milk yield?
a) Ongole
b) Sahiwal
c) Holstein-Friesian
d) Red Sindhi
Answer: c) Holstein-Friesian
Explanation: Exotic breeds like Holstein-Friesian are used in crossbreeding with Indian cattle.
Q72. Which method is commonly used to improve livestock for higher milk production?
a) Inbreeding
b) Crossbreeding with exotic breeds
c) Outcrossing
d) Mutation
Answer: b)
Explanation: Crossbreeding combines exotic high-yield traits with local hardiness and disease resistance.
Q73. Which disease affects cattle and humans and is caused by Mycobacterium bovis?
a) Tuberculosis
b) Anthrax
c) Foot-and-mouth disease
d) Brucellosis
Answer: a) Tuberculosis
Explanation: Bovine TB can spread to humans through infected milk and meat.
Q74. Which is a zoonotic disease transmitted by cattle?
a) Anthrax
b) Malaria
c) Amoebiasis
d) Cholera
Answer: a) Anthrax
Explanation: Bacillus anthracis causes anthrax, a zoonotic disease transmitted from livestock to humans.
Q75. Which animal is called the “ship of the desert”?
a) Horse
b) Camel
c) Donkey
d) Mule
Answer: b) Camel
Explanation: Camels are adapted to desert life, used for transport, milk, and wool.
🟢 Part 4: Strategies for Enhancement in Food Production (Q76–Q100)
Q76. Which method is most effective for producing disease-free plants?
a) Inbreeding
b) Mutation breeding
c) Tissue culture
d) Polyploidy
Answer: c) Tissue culture
Explanation: Tissue culture produces pathogen-free clones rapidly, widely used in bananas and orchids.
Q77. Embryo rescue technique is used to
a) Increase seed size
b) Obtain hybrids from incompatible crosses
c) Produce haploids
d) Double chromosome number
Answer: b)
Explanation: Embryo rescue helps in saving hybrid embryos from wide crosses that otherwise abort.
Q78. Which technique involves fusion of somatic cells from two plants?
a) Protoplast fusion
b) Somatic embryogenesis
c) Inbreeding
d) Hybridization
Answer: a) Protoplast fusion
Explanation: Protoplast fusion creates somatic hybrids by combining genetic material of two species.
Q79. Which step in plant breeding ensures expression of superior traits in progeny?
a) Selection
b) Introduction
c) Mutation
d) Cross-pollination
Answer: a) Selection
Explanation: Selection of superior plants from segregating generations helps in trait fixation.
Q80. Which plant part is generally used in micropropagation?
a) Leaves
b) Stem tips or shoot apices
c) Roots
d) Seeds
Answer: b) Stem tips or shoot apices
Explanation: Shoot tips are free from systemic pathogens and regenerate plants efficiently.
Q81. The term “totipotency” was first used by
a) Mendel
b) Haberlandt
c) Borlaug
d) Swaminathan
Answer: b) Haberlandt
Explanation: Haberlandt proposed the concept of totipotency of plant cells in 1902.
Q82. Which is a limitation of inbreeding in animals?
a) Decreased milk production
b) Inbreeding depression (loss of fertility and vigor)
c) Increased disease susceptibility
d) All of these
Answer: d) All of these
Explanation: Inbreeding increases homozygosity leading to reduced fertility and vigor.
Q83. Outcrossing in animals means
a) Crossing different species
b) Mating within unrelated animals of the same breed
c) Crossing different breeds
d) Inbreeding
Answer: b)
Explanation: Outcrossing improves genetic diversity and productivity within the same breed.
Q84. Mule is sterile because
a) It has unequal chromosomes (63)
b) It is weak
c) It has genetic disorders
d) It produces no gametes
Answer: a)
Explanation: Horse (64) × Donkey (62) → Mule (63), unpaired chromosomes cause sterility.
Q85. Which is a high-yielding crossbreed of cow in India?
a) Murrah
b) Karan Swiss
c) Ongole
d) Sahiwal
Answer: b) Karan Swiss
Explanation: Cross of Brown Swiss × Indian breeds developed at NDRI, Karnal.
Q86. Which is a high-yielding breed of buffalo in India?
a) Gir
b) Red Sindhi
c) Murrah
d) Karan Swiss
Answer: c) Murrah
Explanation: Murrah buffaloes from Haryana are famous for high milk yield.
Q87. Which is the scientific name of mulberry plant used in sericulture?
a) Morus alba
b) Ficus benghalensis
c) Citrus limon
d) Azadirachta indica
Answer: a) Morus alba
Explanation: Leaves of Morus alba are the main food for Bombyx mori silkworms.
Q88. Which honeybee species is indigenous to India?
a) Apis mellifera
b) Apis dorsata
c) Apis cerana indica
d) Apis florae
Answer: c) Apis cerana indica
Explanation: The Indian hive bee (Apis cerana indica) is native and widely reared.
Q89. The protein-rich part of silk thread is
a) Sericin
b) Fibroin
c) Keratin
d) Collagen
Answer: b) Fibroin
Explanation: Silk fiber is made of fibroin (core protein) coated by sericin (gum).
Q90. The advantage of composite fish culture is
a) High yield
b) Proper resource utilization
c) Compatible feeding habits of species
d) All of these
Answer: d) All of these
Explanation: Different species use different food niches, ensuring higher productivity.
Q91. Which scientist developed the semi-dwarf wheat varieties in India?
a) M.S. Swaminathan
b) Norman Borlaug
c) B.P. Pal
d) Verghese Kurien
Answer: a) M.S. Swaminathan
Explanation: He adapted semi-dwarf Mexican wheat varieties for Indian conditions.
Q92. The crop variety “Pusa Gaurav” is resistant to
a) Aphids
b) White rust
c) Leaf spot
d) Stem borers
Answer: a) Aphids
Explanation: Pusa Gaurav (Brassica) was developed through mutation breeding against aphids.
Q93. Which is a salt-tolerant rice variety in India?
a) Sonalika
b) Pokkali
c) IR-8
d) Jaya
Answer: b) Pokkali
Explanation: Pokkali is a naturally salt-tolerant rice variety from Kerala.
Q94. Which method is used to develop polyploid plants?
a) X-ray exposure
b) Colchicine treatment
c) UV radiation
d) Tissue culture only
Answer: b) Colchicine treatment
Explanation: Colchicine prevents spindle formation, doubling chromosome number.
Q95. Which hybrid variety of rice is highly popular in India?
a) IR-36
b) Sonalika
c) Kalyan Sona
d) Pusa Swarnim
Answer: a) IR-36
Explanation: IR-36 is a semi-dwarf, disease-resistant, high-yielding rice variety.
Q96. Which is the practice of cultivating fruits and vegetables?
a) Horticulture
b) Floriculture
c) Sericulture
d) Vermiculture
Answer: a) Horticulture
Explanation: Horticulture focuses on fruits, vegetables, flowers, and ornamental plants.
Q97. Which revolution is associated with horticulture and vegetable production?
a) White Revolution
b) Green Revolution
c) Golden Revolution
d) Blue Revolution
Answer: c) Golden Revolution
Explanation: Golden Revolution refers to increased horticulture, honey, and fruit production.
Q98. The “Silver Revolution” is related to
a) Cotton production
b) Egg production
c) Fish farming
d) Meat production
Answer: b) Egg production
Explanation: Silver Revolution boosted egg production in India through poultry development.
Q99. Which revolution is linked to oilseed production in India?
a) Yellow Revolution
b) Golden Revolution
c) Blue Revolution
d) White Revolution
Answer: a) Yellow Revolution
Explanation: Yellow Revolution refers to oilseed (mustard, sunflower, groundnut) production.
Q100. Which revolution is associated with fish production in India?
a) Blue Revolution
b) Green Revolution
c) Golden Revolution
d) White Revolution
Answer: a) Blue Revolution
Explanation: Blue Revolution focuses on aquaculture and fisheries development to enhance protein supply.
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