Mating Systems, Inbreeding Depression, Heterosis and Selection Methods - Vegetable Science | Agrigyan

1
Vegetable Science- ICAR JRF/SRF 2024 (Q.96)
MCQ (Single Correct) +4 −1
On the basis of level of inbreeding depression, beetroot is classified into

which of the following group?

2
Vegetable Science- ICAR JRF/SRF 2024 (Q.97)
MCQ (Single Correct) +4 −1
The recurrent selection method in cross-pollinated vegetable crops meet

which of the following aims?
(A). To generate high level of genetic variability within the population.
(B). To reduce the frequency of desirable genes
(C). To break undesirable linkage in the population
(D). To increase desirable gene flow to have more recombinations.
Choose the correct answer from the options given below:

3
Vegetable Science- ICAR JRF/SRF 2024 (Q.98)
MCQ (Single Correct) +4 −1
The performance of synthetic varieties is usulally lower than that of single cross hybrids because.

Vegetable Science Subjects

Browse all chapters by subject

General Agriculture

6 Topics
Agronomy, Tillage & Field Crop Production Cell Biology, Plant Physiology & Biochemistry Agricultural Entomology, Nematology & Crop Protection Agricultural Meteorology & Climate Science Soil Science, Plant Nutrition & Reclamation Crop Genetics, Plant Breeding & IPR

Breeding

1 Topic
Mutation Breeding, Polyploidy and Cytogenetics of Ornamentals

Post-Harvest Technology of Vegetable Crops

3 Topics
Storage Systems, Controlled/Modified Atmospheres (CA/MA) and Packaging Technology for Vegetables Maturity Indices, Harvesting, Textural Properties and Respiration Kinetics of Vegetables Food Additives, Sensory Evaluation, Food Safety Regulations (FSSAI/FoSCoS) and Quality Standards for Vegetables

Production Technology of Cool Season Vegetable Crops

4 Topics
Cole Crops: Cabbage, Cauliflower, Broccoli, Knolkhol and Brussels Sprouts Root Crops: Radish, Carrot, Beetroot and Turnip Bulb and Alliaceous Crops: Onion, Garlic and Leek Solanaceous Tuber and Leguminous Cool Season Crops: Potato and Garden Pea

Production Technology of Plantation Crops

2 Topics
Beverage and Stimulant Crops: Tea, Coffee, Cocoa and Betelvine Oil and Masticatory Palms: Coconut, Arecanut, Oil Palm and Palmyrah

Tropical and Dry Land Fruit Production

3 Topics
Tropical Minor and Underutilized Fruits: Guava, Jackfruit, Pineapple and Annona Arid and Semi-Arid Tropical Fruits: Bael, Aonla, Ber, Date Palm and Jamun Tropical Plantation and Beverage Fruits: Sapota, Fig, Avocado and Dragon Fruit

Post-Harvest Technology of Fruit Crops

4 Topics
Quarantine Treatments, Heat Treatments (VHT/Hot Water), Fumigation (SO2) and Irradiation Maturity Standards, Harvesting Indices and Ripening Physiology of Fruit Crops Postharvest Disorders, Chilling Injury, Mechanical Injuries (Compression/Vibration) and Pathology of Fruits Fruit Processing Technology: Canning, Beverages, Fruit Bars, Jellies, Pectins and Food Acidulants

Production Technology of Cut Flowers

2 Topics
Chrysanthemum, Gladiolus and Lilium Production Orchid and Anthurium Production Technology

Production Technology of Spice Crops

1 Topic
Tree and Seed Spices: Turmeric, Nutmeg, Clove, Cinnamon, Coriander, Cumin, Fennel and Fenugreek

Production Technology of Warm Season Vegetable Crops

4 Topics
Solanaceous Fruit Vegetables: Tomato, Brinjal, Chilli and Bell Pepper Cucurbitaceous Crops: Cucumber, Melons, Gourds, Squashes and Watermelon Malvaceous and Leafy Warm Season Vegetables: Okra and Amaranth Tropical Leguminous Vegetables: French Bean, Cowpea and Cluster Bean

Subtropical and Temperate Fruit Production

2 Topics
Pome Fruits: Apple, Pear and Quince Subtropical Viticulture and Citrus Pomology: Grape and Sweet Orange

Biodiversity and Conservation

1 Topic
Germplasm Conservation, Cryopreservation, Quarantine, IPR and GI Registration

Breeding of Vegetable Crops

4 Topics
Vegetable Genomics, QTL Mapping and Marker-Assisted Selection Mating Systems, Inbreeding Depression, Heterosis and Selection Methods Active Male Sterility Systems, Self-Incompatibility and Hybrid Breeding Biotic and Abiotic Stress Resistance Breeding and Wild Relatives

Production Technology for Loose Flowers

2 Topics
Marigold and Jasmine Production Technology Tuberose, Crossandra, Gomphrena and Minor Loose Flowers

Production Technology of Medicinal and Aromatic Crops

3 Topics
Alkaloidal and Cardioprotective Medicinal Plants: Periwinkle, Opium, Belladonna, Rauvolfia and Arjuna Steroidal, Laxative and Mucilaginous Medicinal Plants: Senna, Aloe, Isabgol, Solanum and Dioscorea Mints, Herbs and Essential Oil Crops: Mint, Patchouli and Geranium

Growth and Development

3 Topics
Environmental Regulation: Vernalization, Bolting, and Temperature Stress Rooting Dynamics, Growth Analysis and Canopy Physiology Plant Growth Regulators, Sex Expression, Parthenocarpy and Fruit Ripening

Landscaping

1 Topic
Ornamental Trees, Shrubs, Climbers and Foliage Plants

Seed Production

3 Topics
Principles of Vegetable Seed Production, Isolation Distances and Certification Hybrid Seed Production Technologies, Nicking and Pollination Management Seed Harvesting, Extraction, Longevity and Storage Physiology

Systematics of Vegetable Crops

2 Topics
Botanical Taxonomy, Tribal Classification, Cytology and Origins Distant Hybridization, Endosperm Balance Number (EBN) and Reproductive Barriers

Value Addition

2 Topics
Dehydration Technology, Pressed Flowers and Dry Floral Crafts Essential Oils, Concretes, Floral Pigments and Nutraceuticals

Production Technology of Underexploited Vegetable Crops

1 Topic
Underexploited Tropical, Subtropical and Temperate Vegetables

Turfing and Turf Management

1 Topic
Turfgrass Species, Morphology and Establishment Techniques

Biotechnology of Fruit Crops

1 Topic
Fruit Genomics, Molecular Markers and MAS

Post-Harvest Technology of Vegetable Crops

2 Topics
Maturity Standards, Respiration Kinetics and Water Loss Dynamics Post-Harvest Handling, Off-Aroma Enzymes, Packaging and Cold Storage

Organic Vegetable Production Technology

2 Topics
Biological Pest, Disease and Weed Management in Organic Olericulture Principles of Organic Olericulture, Soil Fertility and Buffer Zones

Hi-tech Production Technology of Vegetable Crops

2 Topics
Protected Cultivation Structures, Microclimate Engineering and Mulching Soilless Culture, Fertigation and Protected Vegetable Husbandry

Principles and Practices of Plant Propagation

2 Topics
Sexual and Asexual Propagation, Chimeras and Rooting Physiology Rootstocks, Grafting, Budding and Dwarfing Mechanisms
Official PYQ Papers

Previous Year Papers of Vegetable Science

Practice official shift-wise question papers with answer keys and detailed explanations on the actual exam pattern.

1
Total Available Previous Papers

Choose Exam

Exam Directory

Browse official Previous papers and mock tests

9 Major Agriculture Exams Available

RPSC Agriculture Exams

4 Exams
Assistant Agriculture Officer Agriculture Officer RPSC Agriculture Research Officer RPSC AARO

RSSB Agriculture Exams

1 Exam
RSSB Agriculture Supervisor

National & PG Entrances

4 Exams
ICAR AIEEA PG CUET UG Rajasthan Agriculture Pre-PG ICAR JRF/SRF
Prevपिछला Nextअगला