Description : The tuber borne disease of potato
Last Answer : Ans. Black scurf (Rhizoctonia solani)
Description : The scientific name of Rice moth
Last Answer : Ans. Corcyra cephalonica DISEASES OF IMPORTANT CROPS (1) Rice
Description : The scientific name of Diamond back moth (DBM) of cabbage
Last Answer : Ans. Plutella xylostella
Description : The scientific name of Fruit sucking moth of citrus
Last Answer : Ans. Otheris materna
Description : The scientific name of Plume moth
Last Answer : Ans. Exelastis atomosa
Description : The scientific name of Potato aphid
Last Answer : Ans. Aphis gossypii
Description : Tuber is commercially propagated by
Last Answer : Ans. Tubers
Description : Only tuber crop, which is rich in protein?
Last Answer : Ans. Colocasia
Description : Why is potato tuber considered as a stem although it is an underground plant part? -Biology
Last Answer : answer:
Description : The type of crop which is able to fix nitrogen from air is known as (a) Legume (b) Rice (c) Tuber (d) Potato
Last Answer : Ans: (a)
Description : Tuber for selected for potato sowing should have
Last Answer : Ans.At least 3 buds, 2.5-3 cm diameter with 25-30 gm weight.
Description : Which of the following is not a stern modification? (1) Bulb of Onion (2) Corm of Arvi (3) Tuber of Sweet-potato (4) Tuber of Potato
Last Answer : (3) Tuber of Sweet-potato Explanation: A modified stem is a part of a plant with special features developed for special functions. Modified stems can be found either above or below ground. Examples of ... ; bulbs, corms, rhizomes, tubers and tendrils. Sweet potato is an example of a tuberous root.
Description : A potato tuber has been cut into two halves. A few drops of iodine solution are placed on the cut surface of one of the halves. What colour change will be noticed? (1) From brown to blue-black (2) From brown to orange-red (3) From blue to pink (4) From pink to blue-green
Last Answer : (1) From brown to blueblack Explanation: Any form of starch (carbohydrate) turns blue-black when iodine solution is applied to it. This is because starch is composed of polymers of ... already mentioned. The complex of iodine stuck inside the amylose coil produces a characteristic blueblack colour.
Description : potato tuber has been cut into two halves. A few drops of iodine solution are placed on the cut surface of one of the halves. What colour change will be noticed? (1) From brown to blue-black (2) From brown to orange-red (3) From blue to pink (4) From pink to blue-green
Last Answer : (1) From brown to blueblack Explanation: The Iodine test is used to test for the presence of starch. Iodine solution — iodine dissolved in an aqueous solution of potassium iodide — reacts with the starch producing a purple black colour.
Description : Green potato tuber is inedible due to: a. Carcinogenic b. Hardness c. Hollowness d. None of above
Last Answer : Carcinogenic
Description : Potato cut tuber are used for planting during a. Autumn crop b. Spring crop c. Both of above d. None of above
Last Answer : Spring crop
Description : Tuber initiation in potato starts after a. 7 th week b. 9 th week c. 5 th week d. 4 th week
Last Answer : 7 th week
Description : Optimum temperature for potato tuber formation is a. 20-22°C b. 25-30°C c. 22-25°C d. All of these
Last Answer : 20-22°C
Description : The edible part of potato is: a. Root b. Tuber c. Rhizome d. Corm
Last Answer : Tuber
Description : Potato tuber growth is stopped at what temperature ? (a) 40°C — 42°C (b) 30°C — 32°C (c) 35°C — 37°C (d) 38°C – 40°C
Last Answer : (b) 30°C — 32°C
Description : Damaging stage of potato tuber month is –a) Adult b) Pupa c) Larva d) All of these
Last Answer : c) Larva
Description : The “eyes” of the potato tuber are (a) root buds (b) flower buds (c) shoot buds (d) axillary buds.
Last Answer : (d) axillary buds.
Description : Which hormone breaks dormancy of potato tuber? (a) Gibberellin (b) IAA (c) ABA (d) Zeatin
Last Answer : (a) Gibberellin
Description : Herbicide which increase tuber size be sides weed control in potato a). EPTC b). Fluchloralin c). Pendimethalin d). Atrazine
Last Answer : a). EPTC
Description : A common example of stem tuber is a) Ginger b) Garlic c) Onion d) Potato
Last Answer : d) Potato
Description : Which of the following is not a stem modification ? (1) Bulb of Onion (2) Corm of Arvi (3) Tuber of Sweet-potato (4) Tuber of Potato
Last Answer : Tuber of Sweet-potato
Description : A potato tuber has been cut into two halves. A few drops of iodine solution are placed on the cut surface of one of the halves. What colour change will be noticed? (1) From brown to blue–black (2) From brown to orange–red (3) From blue to pink (4) From pink to blue–green
Last Answer : From brown to blue–black
Last Answer : From brown to blue-black
Description : Economical part of sweet potato
Last Answer : Ans. Adventious roots
Description : Potato virus diseases are spread by
Last Answer : Ans. Aphids
Description : Wart disease of potato is caused by
Last Answer : Ans. Synchutium endobioticum
Description : Which potato disease causes Irish famine (1845)?
Last Answer : Ans. Late blight
Description : Early blight of potato is caused by
Last Answer : Ans. Alternaria solani
Description : Late blight of potato is caused by
Last Answer : Ans. Phytophthora infestans
Description : Most dangerous disease of potato
Description : Seed dormancy of potato tubers is broken by treating tubers with
Last Answer : Ans. Thiourea 1%
Description : The nutrient required for quality maintenance in potato
Last Answer : Ans. Potassium
Description : The scientific name of Pulse beetle
Last Answer : Ans. Callosobruchus chinensis
Description : The scientific name of Red flour beetle
Last Answer : Ans. Tribolium castaneum
Description : The scientific name of Khapra beetle or Wheat beetle
Last Answer : Ans. Trogoderma granarium
Description : The scientific name of Cabbage head borer
Last Answer : Ans. Hellula undalis (15) Stored Grain Pests
Description : The scientific name of Cucurbits fruitfly
Last Answer : Ans. Dacus cucurbitae
Description : The scientific name of Red Pumpkin beetles of cucurbits
Last Answer : Ans. Raphidopalpa foveicollis
Description : The scientific name of Chilly thrips
Last Answer : Ans. Thrips tabaci
Description : The scientific name of fruit and shoot borer of Okra
Last Answer : Ans. Earias vitella
Description : The scientific name of Brinjal fruit and shoot borer
Last Answer : Ans. Leucinodes orbonalis
Description : The scientific name of Tomato fruit borer
Last Answer : Ans. Helicoverpa armigera
Description : The scientific name of Woolf aphis of apple
Last Answer : Ans. Eriosoma lanigerum (14) Pest of Vegetable Crops
Description : The scientific name of Fruit Borer of pomegranate
Last Answer : Ans. Conogethes punctiferalis