Description : Which one of the pathogens is monocylic? a) Ustilago b) Alternaria c) Phytophthora d) Puccinia
Last Answer : a) Ustilago
Description : The storage pathogen of rice is: (a) Xanthomanas oryzae (b) Helminthosporiurn oryzae (c) Pyricularia oryzae (d) Calanoluca oryzae
Last Answer : Ans. ((d))
Description : Smut of wheat is mused by – (1) Ustilago maydis (2) Puccinia graminis (3) Ustilago tritici (4) Colletotrichum falcatum
Last Answer : (3) Ustilago tritici Explanation: Smut of wheat is caused by Ustilago tritici.
Description : Smut of wheat is coused by (1) Ustilago maydis (2) Puccinia graminis (3) Ustilago tritici (4) Colletotrichum falcatum
Last Answer : Ustilago tritici
Description : Which one is the wrong pairing for the disease and its causal organism? (a) Black rust of wheat-Puccinia graminis (b) Loose smut of wheat-Ustilago nuda (c) Root knot of vegetables-Meloidogyne sp. (d) Late blight of potato-Alternaria solani
Last Answer : (d) Birds nest fungi and puffballs
Description : Black (stem) rust of wheat is caused by (a) Alternaria solani (b) Ustilago nuda (c) Puccinia graminis (d) Xanthomonas oryzae
Last Answer : (c) Puccinia graminis
Description : Tundu disease (yellow ear rot) of wheat caused by Clavibacter tritici is usually associated with (a) Heterodera evenae (b) Anguina tritici (c) Meloidogyne incognita (d) Pratylenchulus sp
Last Answer : (b) Anguina tritici
Description : Brown leaf spot of rice is caused by — a. Drechslera oryzae b. Cercspora arachidicola c. Xanthomonas oryzae d. Pyricularia oryzae
Last Answer : a. Drechslera oryzae
Description : In Jute growing areas the usual alternate crop is – a) Cotton b) Wheat c) Sugarcane d) Rice
Last Answer : d) Rice
Description : The causal organism of bunt of rice is — a. Urocystis tritici b. Tilletia foetida c. Nevossia horrida d. None of these
Last Answer : c. Nevossia horrida
Description : How much rotten dung is required per century for potato cultivation in Bangladesh ?
Last Answer : For potato cultivation in Bangladesh, it is necessary to give 40 kg of rotten dung per century.
Description : How many tons of rotten dung is required per hectare for potato cultivation ?
Last Answer : 10 tons of rotten dung is required per hectare for potato cultivation .
Description : Composted manure is produced from(a) farmyard manure and green manure (b) farm refuse and household refuse (c) organic remains of biogas plants (d) rotten vegetables and animal refuse
Last Answer : (d) rotten vegetables and animal refuse
Description : Bacterial leaf blight of rice is caused by a species (a) Alternaria (b) Erwinia (c) Xanthomonas (d) Pseudomonas.
Last Answer : (c) Xanthomonas
Description : Plant quarantine method is useful only when a. The pathogen is seed transmitted b. The pathogen is wind transmitted c. The pathogen is soil inhabitants d. The pathogen is vector tramissible
Last Answer : a. The pathogen is seed transmitted
Description : The black wart disease of potato specially confined to Darjeeling hills is causes by pathogen (a) Synchytrium endobioticum (b) Plasmodiophora brassicae (c) Sclerospora sorghi (d) Plasmopoa viticola
Last Answer : (a) Synchytrium endobioticum
Description : The alternate host for pearl millet rust is a. Brinjal b. Tomato c. Mustard d. Okra
Last Answer : a. Brinjal
Description : The main reason of Irish Famine in Potato was—(A) Late Blight disease (B) Bacterial Blight disease (C) Blast disease (D) Ear Cockle disease
Last Answer : (A) Late Blight disease
Description : .The black rust of wheat is a fungal disease caused by (a) Albugo candida (b) Puccinia graminis tritici (c) Melampsora lini (d) Claviceps purpurea.
Last Answer : (b) Puccinia graminis tritici
Description : Yellow ear rot (Tundu ) disease of wheat is caused by a. Anguina tritici b. Calvibacter tritici c. both a & b d. Physiological disorder
Last Answer : c. both a & b
Description : .Which one of the following has haplontic life cycle? (a) Polytrichum (b) Ustilago (c) Wheat (d) Funaria
Last Answer : (d) Funaria
Description : . Black rust of wheat is caused by (a) Puccinia (b) Ustilago (c) Albugo (d) Phytophthora
Last Answer : (a) Puccinia
Description : Which one of the following fungi contains hallucinogens? (a) Morchella esculenta (b) Amanita muscaria (c) Neurospora sp. (d) Ustilago sp.
Last Answer : b) Amanita muscaria
Description : Rice blast is effectively controlled by spraying of
Last Answer : Ans. Edifenphos
Description : The Blast resistance varieties of rice is
Last Answer : Ans.Tulsi, IR64
Description : Which insect attacks white stalks on rice stalks after flowering ?
Last Answer : After flowering, white stalks appear on the stalks of rice due to the attack of Mazra insects.
Description : What is the percentage of fat in rice powder as fish food ?
Last Answer : Rice powder as fish food contains 10.45 % fat .
Description : What is applied to the rice husk before seeding ?
Last Answer : Before placing the seeds, dung and water are applied on the paddy field.
Description : What is the new rice festival called ?
Last Answer : The new rice festival is called Nabanna.
Description : Which is the seasonal rice ?
Last Answer : Aus is the seasonal rice.
Description : What is rice ?
Last Answer : Paddy (scientific name Oryza sativa, Oryza glaberrima) is a cereal plant of Graminae / Poaceae family. Paddy is widely cultivated in warm climates , especially in East Asia. The word Ou-liz in ancient ... (Joomla , Nepal). In Bangladesh, Aus , Aman and Boro are cultivated in these three seasons.
Last Answer : Cultivation is done from February to May.
Description : Major cropping system of transgangatic plains is (A)Soybean – wheat (B) Rice – rice (C) Rice –wheat (D) Maize – wheat
Last Answer : (C) Rice –wheat
Description : Correct order of rice producing countries is (A) China> India> Indonesia> Thailand (B) India> China> Indonesia> Thailand (C) Indonesia> Thailand> China> India (D) None on these
Last Answer : (A) China> India> Indonesia> Thailand
Description : India rank first in the production of the following crops in the world: (A)Rice (B) Wheat (C) Soybean (D) Pigeon-pea
Last Answer : (D) Pigeon-pea
Description : Photo-periodically rice is a (A)Day neutral plant (B) Long day plant (C) Short day plant (D) None of these
Last Answer : (C) Short day plant
Description : Which of the following crops is thermo-insensitive? (A) Sunflower (B) Wheat (C) Rice (D) Jowar
Last Answer : (A) Sunflower
Description : Inflorescence in rice is known as A) Ear (B) Raceme (C) Spike (D) Panicle
Last Answer : (D) Panicle
Description : In India, area under rice is about (A) 25 Mha (B) 28 Mha (C) 45 Mha (D) 57 Mha
Last Answer : (B) 28 Mha
Description : The dwarfing gene in rice is: (A) Opaque – 2 (B) Tift – 23 A (C) Dee – Gee – Woo – Gen (D) Norin -10
Last Answer : (C) Dee – Gee – Woo – Gen
Description : In Indo-gangatic plains, rice-wheat cropping system covers about (A) 5 m ha (B) 10 m ha (C) 15 m ha (D) 20 m ha
Last Answer : (B) 10 m ha
Description : An ideal type of rice with small, thick and erect leaf was proposed by (A) Yoshida (B) Tsunoda (C) Murata (D) Tanaka
Last Answer : (A) Yoshida
Description : Rice grain is deficient in (A) Lysine (B) Alanine (C) Glycine (D) Isoleucine
Last Answer : (A) Lysine
Description : Transgenic crop having maximum cultivated area in the world is (A) Maize (B) Rice (C) Soybean (D) Cotton
Last Answer : (C) Soybean
Description : Country having the maximum area of hybrid rice is (A) China (B) India (C) Indonesia (D) U.S.A.
Last Answer : (A) China
Description : The crop having the highest pesticide use is (A) Cotton (B) Oilseeds (C) Rice (D) Wheat
Last Answer : (A) Cotton
Description : Mat nursury is related to (A) Papaya (B) Tobacco (C) Rice (D) Wheat
Last Answer : (C) Rice
Description : Norin – dwarf gene was introduced in which cereal? (A) Wheat (B) Oat (C) Rice (D) Maize
Last Answer : (A) Wheat