Onion All One Liner Questions

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Onion All One Liner Questions Onion

Agriculture Question & Answer

Onion Crop

  Question Answer
1 Botanical name Allium cepa 
2 Family Alliace
3 chromosome no.  2n =16
4 Origin Central Asia
5 Rich source of Vitamin-B.
6 edible part Bulb 
7 Onion is a Crop of ? cold season
8 Onion is very use ful  in? Sunstroke.
9 Flower colour? White or Bluish
10 Red colour in onion due to ? Anthocynin
11 pugency is due to ? Allyl-propyl disulphide
12 The colour of outer skin of onion is due to? Quercetin
13 Highly cross pollinated due to ? Protoandry
14  which is a phenolic factor present in onion has antifungal property.? Catechol
15 Optimum temperature for bulb development? 20-25°C


  Question Answer
16 ICAR-Directorate on Onion and Garlic Research, ? Pune 
17 Onion and Garlic is stored at? 60-70% RH only.
18 Pink revolution ? Prawn, Onion, Pharmaceutical
19 Dehydration ratio? 2% Moisture
20 Green to dry ratio of Chilli and Onion is ? 10:1.
21 How Much Zn quantity useful to increase yield? 1-3 PPM
22 Male Sterility ? H.A. Jones 1925
23 Pollination of onion chiefly by? Honey bees
24 In onion to check sprouting or germination during storage spray (15-20 days after storage.)? MH@ 2500 ppm 
25 Low temperature (less than 15̊°C) cause? bolting in Onion
26 In onion & garlic: Purple blotch due to? Alternaria porii.
27 Thrips  can be controlled by spraying ? Acephate I ml/liter
28 Important pest of onion is? thrips tabaci
29 Irritation of eye due to cutting onion is due to presence of? Pyruvic acid
30 Onion smut due to which fungus? Urocystis cepulae
31 High temperature cause bolting in? Lettuce, Spinach and cole crops
32 Seed rate for nursery (kg Seeds/ha)? 10-12 kg
33 Seed rate for planting by bulbs (kg medium sized bulb/ha)? 750 kg
34 which place in Maharashtra is the biggest onion market in India? Lasalgaon

ONION

Varieties
Rabi season Khanf scason
  • Pusa red
  • Udaipur 101, 102, 103
  • Pusa ratnar
  • Kalyanpur red round
  • Pusa madhavi
  • Nasikred
  • Patna red
  • N-53, Arka bindu
  • Arkakalyan
  • N-53
  • Agrfound dark red
  • Arka pragati (grow in both season).
Arka Pitamber, Arka Lalima? Hybrid varieties
Banglore Rose, Arka bindu? Small onion varieties
Onion, a tri-parental derived synthetic variety? Arka Been
Purple blotch resistant varieties? Arka Kalyan, Nasik Red
Largest cultivated onion varieties are? Orange & Yellow
Antioxidant rich varieties? Pusa Riddh
 1st bunching onion varieties? Pusa Soumya
India rank second in area and production after? China
which state highest area and production of onion in 2017-18?  Maharashtra
Total onion production in India in 2017-2018? 23.26MT
Total onion sowing area in India in 2017-2018? 1.28 M/ha
All India onion Productivity in 2017-2018? 18.10
India rank 4th (11.9% of total world export) in export in the world and 1st rank?  Netherlands

Onion All One Liner Questions

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