Fundamentals of Horticulture & Basic Concepts
- Olericulture is the science of:
(a) Fruit cultivation
(b) Vegetable cultivation ✓
(c) Flower cultivation
(d) Medicinal plant cultivation
Asked in:UPCATET 2019, 2021, ICAR AIEEA 2020
- Which vegetable belongs to the family Brassicaceae?
(a) Tomato
(b) Potato
(c) Cabbage ✓
(d) Onion
Asked in:UPCATET 2018, 2020, 2022
- ‘Determinate’ growth habit in tomato means:
(a) Continuous growth throughout season
(b) Growth stops after flowering ✓
(c) Vine growth habit
(d) Perennial growth pattern
Asked in:UPCATET 2019, 2021, ICAR JRF 2020
- Which vegetable is botanically a fruit but horticulturally a vegetable?
(a) Potato
(b) Tomato ✓
(c) Carrot
(d) Onion
Asked in:UPCATET 2018, 2020
- Hydroponics refers to:
(a) Soil-less cultivation with nutrient solution ✓
(b) Growing in water only
(c) Organic farming method
(d) Sand culture
Asked in:UPCATET 2021, ICAR AIEEA 2022
- Mulching is primarily done to:
(a) Increase soil temperature
(b) Conserve soil moisture ✓
(c) Increase pest incidence
(d) Decrease organic matter
Asked in:UPCATET 2019, 2022
- Sweet potato is modified:
(a) Stem
(b) Root ✓
(c) Leaf
(d) Flower
Asked in:UPCATET 2020, ICAR JRF 2021
- ‘Forcing’ in vegetables means:
(a) Growing vegetables out of season ✓
(b) Increasing seed production
(c) Controlling diseases
(d) Improving flavor
Asked in:UPCATET 2020
- Which family has maximum vegetable crops?
(a) Solanaceae
(b) Cucurbitaceae
(c) Brassicaceae ✓
(d) Fabaceae
Asked in:ICAR JRF 2019, UPCATET 2021
- Kitchen gardening primarily aims at:
(a) Commercial production
(b) Family nutrition ✓
(c) Seed production
(d) Export
Asked in:UPCATET 2018
- F1 hybrid seeds are produced by:
(a) Crossing two inbred lines ✓
(b) Selfing pure lines
(c) Clonal propagation
(d) Mutagenesis
Asked in:UPCATET 2019, 2020, 2021, 2022
- Seed viability refers to:
(a) Seed size
(b) Ability to germinate ✓
(c) Seed color
(d) Genetic purity
Asked in:UPCATET 2020, ICAR AIEEA 2021
- Which PGR induces flowering in pineapple?
(a) GA3
(b) NAA
(c) Ethephon ✓
(d) Cytokinin
Asked in:UPCATET 2021
- Vermicompost is produced using:
(a) Earthworms ✓
(b) Bacteria
(c) Fungi
(d) Algae
Asked in:UPCATET 2019, 2020, 2022
- Good Agricultural Practices (GAP) includes:
(a) Sustainable and safe production ✓
(b) Only pesticide use
(c) Only high yield
(d) Export standards only
Asked in:UPCATET 2021
- Ideal pH for most vegetables is:
(a) 3.0-4.0
(b) 4.0-5.0
(c) 5.5-6.5 ✓
(d) 7.5-8.5
Asked in:UPCATET 2018, 2020
- Drip irrigation saves water by approximately:
(a) 10-20%
(b) 30-40%
(c) 50-60% ✓
(d) 70-80%
Asked in:UPCATET 2019, 2021
- Biofortification means:
(a) Increasing shelf life
(b) Enhancing nutritional value through breeding ✓
(c) Biological control
(d) Organic certification
Asked in:UPCATET 2020, ICAR JRF 2022
- Which vegetable shows natural apomixis?
(a) Tomato
(b) Mango
(c) Citrus
(d) Some onion varieties ✓
Asked in:UPCATET 2021
- ‘Ratooning’ is associated with:
(a) Tomato
(b) Okra
(c) Brinjal
(d) Sugarcane ✓
Asked in:UPCATET 2018
- Most frost-sensitive vegetable is:
(a) Cabbage
(b) Carrot
(c) Tomato ✓
(d) Peas
Asked in:UPCATET 2020
- Photoperiodism is plant response to:
(a) Light intensity
(b) Day length ✓
(c) Light quality
(d) Temperature
Asked in:UPCATET 2019, 2021
- Vernalization means treatment with:
(a) Low temperature ✓
(b) High temperature
(c) Light
(d) Chemicals
Asked in:UPCATET 2020, ICAR JRF 2021
- Parthenocarpy means:
(a) Seedless fruit development ✓
(b) Multiple seeds
(c) Early fruit drop
(d) Fruit cracking
Asked in:UPCATET 2019, 2020, 2022
- Senescence is delayed by:
(a) ABA
(b) Cytokinin ✓
(c) Ethylene
(d) GA3
Asked in:UPCATET 2021
- Ideal C:N ratio in compost is:
(a) 10:1
(b) 20:1
(c) 30:1 ✓
(d) 40:1
Asked in:UPCATET 2018, ICAR AIEEA 2020
- Which is a C4 vegetable plant?
(a) Tomato
(b) Potato
(c) Amaranthus ✓
(d) Cabbage
Asked in:UPCATET 2021
- Hardening of seedlings is done by:
(a) Reducing water and temperature gradually ✓
(b) Increasing fertilizer
(c) Spraying pesticides
(d) Pruning leaves
Asked in:UPCATET 2019, 2020
- Most critical irrigation stage for tomato is:
(a) Vegetative
(b) Flowering and fruit development ✓
(c) Maturity
(d) After harvest
Asked in:UPCATET 2020, 2022
- Chlorosis in young leaves indicates deficiency of:
(a) Nitrogen
(b) Phosphorus
(c) Iron ✓
(d) Potassium
Asked in:UPCATET 2019, 2021
- Blossom end rot in tomato is due to:
(a) Nitrogen deficiency
(b) Calcium deficiency ✓
(c) Boron deficiency
(d) Zinc deficiency
Asked in:UPCATET 2018, 2019, 2020, 2021, 2022
- Which vegetable fixes atmospheric nitrogen?
(a) Tomato
(b) Potato
(c) Pea ✓
(d) Cabbage
Asked in:UPCATET 2018, 2020
- Father of Indian Horticulture is:
(a) M.S. Swaminathan
(b) B.P. Pal ✓
(c) N.E. Borlaug
(d) R.S. Paroda
Asked in:UPCATET 2019, 2021
- IIVR is located at:
(a) Bangalore
(b) Varanasi ✓
(c) Pune
(d) Hyderabad
Asked in:UPCATET 2018, 2020, 2022
- Largest vegetable producing state in India:
(a) Uttar Pradesh ✓
(b) West Bengal
(c) Maharashtra
(d) Bihar
Asked in:UPCATET 2019, 2021
- AGMARK standards are set by:
(a) Ministry of Agriculture ✓
(b) FCI
(c) NABARD
(d) ICAR
Asked in:UPCATET 2020
- Chilling injury temperature for tomato:
(a) Below 15°C
(b) Below 10°C ✓
(c) Below 5°C
(d) Below 0°C
Asked in:UPCATET 2021
- Richest in Vitamin A:
(a) Tomato
(b) Carrot ✓
(c) Cabbage
(d) Potato
Asked in:UPCATET 2018
- Allicin is present in:
(a) Onion
(b) Garlic ✓
(c) Tomato
(d) Potato
Asked in:UPCATET 2020
- Solanine toxin is in:
(a) Green potato tubers ✓
(b) Ripe tomato
(c) Bitter gourd
(d) Brinjal
Asked in:UPCATET 2019, 2021
- Waiting period for insecticides in vegetables:
(a) 1-3 days
(b) 3-7 days
(c) 7-15 days ✓
(d) 20-30 days
Asked in:UPCATET 2020
- Highest water content vegetable:
(a) Cucumber ✓
(b) Tomato
(c) Potato
(d) Peas
Asked in:UPCATET 2018
- Maximum nitrate accumulation occurs in:
(a) Fruity vegetables
(b) Leafy vegetables ✓
(c) Root vegetables
(d) Bulb vegetables
Asked in:UPCATET 2021
- ‘Per Drop More Crop’ is associated with:
(a) Drip irrigation ✓
(b) Sprinkler irrigation
(c) Flood irrigation
(d) Rainwater harvesting
Asked in:UPCATET 2020, 2022
- Ideal temperature for vegetable seed storage:
(a) 0-5°C
(b) 5-10°C
(c) 10-15°C
(d) Below 0°C with low moisture ✓
Asked in:UPCATET 2019, 2021
- ISTA stands for:
(a) International Seed Testing Association ✓
(b) Indian Seed Technology Association
(c) International Soil Testing Agency
(d) Indian Soil Testing Association
Asked in:UPCATET 2018, 2020
- Shelf life of onion increased by:
(a) Maleic hydrazide ✓
(b) GA3
(c) 2,4-D
(d) NAA
Asked in:UPCATET 2021
- Day-neutral vegetable:
(a) Tomato ✓
(b) Radish
(c) Spinach
(d) Potato
Asked in:UPCATET 2019, 2020
- Geotropism is response to:
(a) Light
(b) Gravity ✓
(c) Touch
(d) Water
Asked in:UPCATET 2020
- Bolting is induced by:
(a) High temperature ✓
(b) Low temperature
(c) Long days
(d) Short days
Asked in:UPCATET 2018, 2021, 2022
- Which vegetable is a stem tuber?
(a) Sweet potato
(b) Potato ✓
(c) Carrot
(d) Radish
Asked in:UPCATET 2019, 2020
- ‘Head’ is edible part in:
(a) Cauliflower
(b) Cabbage ✓
(c) Broccoli
(d) Lettuce
Asked in:UPCATET 2020
- Polyhouse cultivation is also called:
(a) Protected cultivation ✓
(b) Open field cultivation
(c) Organic farming
(d) Hydroponics
Asked in:UPCATET 2021
- Most important factor for off-season vegetable cultivation:
(a) Temperature control ✓
(b) High fertilizer
(c) More irrigation
(d) Pesticide use
Asked in:UPCATET 2019
- ‘Curd’ is edible part in:
(a) Cauliflower ✓
(b) Cabbage
(c) Brussels sprout
(d) Knol-khol
Asked in:UPCATET 2018, 2020
- Bitter principle in bitter gourd is:
(a) Momordicin ✓
(b) Solanine
(c) Allicin
(d) Capsaicin
Asked in:UPCATET 2021
- Pungency in chilli is due to:
(a) Capsaicin ✓
(b) Piperine
(c) Curcumin
(d) Gingerol
Asked in:UPCATET 2019, 2020
- ‘Bulb’ is edible part in:
(a) Potato
(b) Sweet potato
(c) Onion ✓
(d) Carrot
Asked in:UPCATET 2018
- ‘Pod’ is edible part in:
(a) Tomato
(b) Brinjal
(c) Okra ✓
(d) Cucumber
Asked in:UPCATET 2020
- ‘Tuber’ is edible part in:
(a) Potato ✓
(b) Sweet potato
(c) Carrot
(d) Radish
Asked in:UPCATET 2019
- Which is a winter vegetable?
(a) Tomato
(b) Brinjal
(c) Cabbage ✓
(d) Okra
Asked in:UPCATET 2018, 2020
- Which is a summer vegetable?
(a) Cabbage
(b) Cauliflower
(c) Okra ✓
(d) Peas
Asked in:UPCATET 2019, 2021
- Most salt tolerant vegetable:
(a) Tomato
(b) Potato
(c) Beetroot ✓
(d) Cabbage
Asked in:UPCATET 2021
- Most drought tolerant vegetable:
(a) Tomato
(b) Watermelon
(c) Cowpea ✓
(d) Cucumber
Asked in:UPCATET 2020
- Shade loving vegetable:
(a) Tomato
(b) Chilli
(c) Spinach ✓
(d) Brinjal
Asked in:UPCATET 2019
- Which vegetable requires staking?
(a) Potato
(b) Tomato (indeterminate) ✓
(c) Radish
(d) Carrot
Asked in:UPCATET 2018, 2020
- ‘Buttoning’ occurs in:
(a) Tomato
(b) Cabbage
(c) Cauliflower ✓
(d) Onion
Asked in:UPCATET 2019, 2021, 2022
- ‘Pithiness’ occurs in:
(a) Tomato
(b) Radish ✓
(c) Cabbage
(d) Onion
Asked in:UPCATET 2020
- ‘Forking’ occurs in:
(a) Carrot ✓
(b) Radish
(c) Turnip
(d) Beetroot
Asked in:UPCATET 2018, 2020
- ‘Bolting’ is premature flowering in:
(a) Tomato
(b) Radish ✓
(c) Potato
(d) Onion
Asked in:UPCATET 2019, 2021
- Main objective of vegetable breeding:
(a) Only high yield
(b) High yield with quality and resistance ✓
(c) Only disease resistance
(d) Only better taste
Asked in:UPCATET 2018, 2020, 2021
- Floral formula of Solanaceae:
(a) ⊕ ⚥ K(5) C(5) A5 G(2) ✓
(b) % ⚥ K5 C5 A(9)+1 G1
(c) ⊕ ⚥ K4 C4 A2+4 G(2)
(d) % ⚥ K(5) C5 A5 G(3)
Asked in:UPCATET 2021
- In cucurbits, male flowers are on:
(a) Main stem
(b) Lateral branches ✓
(c) Underground
(d) All positions
Asked in:UPCATET 2019, 2020
- Emasculation in tomato is done at:
(a) Bud stage before anther dehiscence ✓
(b) After flower opening
(c) At fruit set
(d) Never done
Asked in:UPCATET 2018, 2020, 2022
- CGMS is used in hybrid seed production of:
(a) Tomato
(b) Onion ✓
(c) Cabbage
(d) Potato
Asked in:UPCATET 2019, 2021
- Pure line theory was proposed by:
(a) Mendel
(b) Johannsen ✓
(c) Darwin
(d) Vavilov
Asked in:UPCATET 2020
- Mass selection is effective for:
(a) Self-pollinated crops
(b) Cross-pollinated crops ✓
(c) Asexual crops
(d) All crops
Asked in:UPCATET 2018, 2021
- Maximum heterosis is in:
(a) Self-pollinated crops
(b) Often cross-pollinated
(c) Cross-pollinated crops ✓
(d) Asexual crops
Asked in:UPCATET 2019, 2020, 2021
- Onion seed production is through:
(a) Seed to seed method ✓
(b) Stump method
(c) Ratooning
(d) Cloning
Asked in:UPCATET 2018, 2020
- Stump method is used for:
(a) Tomato
(b) Cabbage/Cauliflower ✓
(c) Onion
(d) Potato
Asked in:UPCATET 2019, 2021
- Roguing should be done at:
(a) Vegetative stage
(b) Flowering stage
(c) Both stages ✓
(d) Only at harvest
Asked in:UPCATET 2020
- Foundation seed is produced from:
(a) Breeder seed ✓
(b) Certified seed
(c) Truthful labeled seed
(d) Farmer’s seed
Asked in:UPCATET 2018, 2020, 2022
- Isolation distance for foundation seed of cross-pollinated vegetables:
(a) 400 m
(b) 800 m
(c) 1200 m
(d) 1600 m ✓
Asked in:UPCATET 2019, 2021
- Seed dormancy in okra is due to:
(a) Hard seed coat ✓
(b) Immature embryo
(c) Inhibitors
(d) All of these
Asked in:UPCATET 2020
- Seed treatment with Thiram is for:
(a) Insect control
(b) Fungal disease control ✓
(c) Nematode control
(d) Viral control
Asked in:UPCATET 2018
- Germination standard for tomato seed:
(a) 60%
(b) 70% ✓
(c) 80%
(d) 90%
Asked in:UPCATET 2019, 2021
- Curing temperature for onion:
(a) 35-45°C for 10-15 days ✓
(b) 15-20°C for 2-3 days
(c) 50-60°C for 1 day
(d) 70-80°C for few hours
Asked in:UPCATET 2020, 2022
- Micropropagation is through:
(a) Meristem culture ✓
(b) Embryo culture
(c) Anther culture
(d) All of these
Asked in:UPCATET 2021
- Somatic hybridization involves:
(a) Gamete fusion
(b) Protoplast fusion ✓
(c) Nuclear fusion
(d) Cell fusion
Asked in:UPCATET 2019
- RAPD markers are based on:
(a) Protein polymorphism
(b) DNA polymorphism ✓
(c) Enzyme polymorphism
(d) Morphological traits
Asked in:UPCATET 2020
- True Potato Seed (TPS) technology produces:
(a) Virus-free plants
(b) Seed tubers
(c) Botanical seeds ✓
(d) Mini tubers
Asked in:UPCATET 2021
- Topping in seed crops means:
(a) Root removal
(b) Terminal bud removal ✓
(c) Lateral branch removal
(d) Flower removal
Asked in:UPCATET 2018
- Honey bees increase seed yield in:
(a) Self-pollinated crops
(b) Cross-pollinated crops ✓
(c) Both
(d) Neither
Asked in:UPCATET 2020
- ‘Variety’ means:
(a) Group of similar plants ✓
(b) F1 hybrid
(c) Clone
(d) Mutant
Asked in:UPCATET 2019
- Seed hardening uses:
(a) Water
(b) Nutrient solution
(c) KCl or CaCl2 solution ✓
(d) Pesticide solution
Asked in:UPCATET 2021
- Chromosome number of tomato:
(a) 2n=24 ✓
(b) 2n=36
(c) 2n=48
(d) 2n=72
Asked in:UPCATET 2018, 2020
- Self-incompatibility is used in hybrid seed production of:
(a) Cabbage ✓
(b) Tomato
(c) Onion
(d) Potato
Asked in:UPCATET 2019, 2021
- Male:Female rows in onion hybrid seed production:
(a) 1:4
(b) 4:1
(c) 8:2 ✓
(d) 2:8
Asked in:UPCATET 2020
- Genetic purity testing uses:
(a) Grow-out test ✓
(b) Chemical test
(c) Weight test
(d) Color test
Asked in:UPCATET 2018, 2021
- Tetrazolium test determines:
(a) Seed viability ✓
(b) Seed size
(c) Genetic purity
(d) Moisture content
Asked in:UPCATET 2019
