1. A rounded underground storage organ present in some plants, notably those of the lily family, consisting of a short stem surrounded by fleshy scale leaves or leaf bases, lying dormant over winter, e.g., onion.
(A) Rhizome
(B) Bulb
(C) Corms
(D) Tuber
2. A continuously growing horizontal underground stem which puts out lateral shoots and adventitious roots at intervals, e.g., ginger.
(A) Rhizome
(B) Corms
(C) Tuber
(D) Bulb
3. A rounded underground storage organ present in consisting of a swollen stem base covered with scale leaves. It is not true bulb, e.g., Taro and Chinese water chestnut.
(A) Corms
(B) Tuber
(C) Rhizome
(D) Bulb
4. A much thickened underground part of a stem or rhizome, serving as a food reserve and bearing buds from which new plants arise, e.g., in the potato.
(A) Bulb
(B) Rhizome
(C) Corms
(D) Tuber
5. Soil with a pH range of 5.2-6.4 is considered ideal for potato growth.
(A) 1.3-2.1
(B) 7-8
(C) 5.2-6.4
(D) 15-16
6. Nominal temperature for the potato growth is 20°C to 25°C in autumn growing season.
(A) 20°C to 25°C
(B) 15°C-17°C
(C) 30°C-35°C
(D) All of These
7. Potato crop is grown from 1st January to mid of February and harvested at the end of April to May is called_____. This season is not suitable for potato seedling because of high rate of insect attack.
(A) Winter Crop
(B) Summer Crop
(C) Spring Crop
(D) Autumn Crop
8. Seasonal classification of vegetable crops are________ and _______.
(A) Both a & b
(B) Winter
(C) Summer
(D) None of these
9. Onions are usually ______ in the field at 10 cm plant-to-plant spacing and 25 cm apart in rows on flat beds.
(A) Transplanted
(B) Broadcasting
(C) None of these
(D) Injected
10. Row to row spacing of 75 cm and plant to plant spacing of 45 cm are used for ________.
(A) Potato
(B) Tomato
(C) Chilli
(D) Onion