Description : The first artificial hybrid was made by a. Mendel b. Thomas Fairchild c. Shull d. Hull
Last Answer : b. Thomas Fairchild
Description : Double cross technique of maize is given by
Last Answer : Ans.D.F. Jones (1920)
Description : The first maize hybrid in India was (A) Ganga-l (B) Kisan (C) Vijay (D) Vikram
Last Answer : (A) Ganga-l
Description : Norin – dwarf gene was introduced in which cereal? (A) Wheat (B) Oat (C) Rice (D) Maize
Last Answer : (A) Wheat
Description : Maize grow very well in the soil in p H ranging from (a) 4.5- 6.5 (b) 6- 8.5 (c) 5.5 – 7.5 (d) 7.5 – 8.5
Last Answer : (c) 5.5 – 7.5
Description : Red and purple colour of maize (Zea Mays) is due to deficiency of (A) Ca (B) N (C)F (D) P
Last Answer : (D) P
Description : The term ‘gene’ was coined by - (1) T. H. Morgan (2) W. L. Johanssen (3) G. Mendel (4) De Vries
Last Answer : (2) W. L. Johanssen Explanation: Wilhelm Johannsen was a Danish botanist, plant physiologist and geneticist. His most well-known research concerned so-called pure lines of the self-fertile common bean. He was ... to the mother plant and to the position of seeds in pods and of pods on the plant.
Description : The term “linkage” was coined by (a) G. Mendel (b) W. Sutton (c) T.H. Morgan (d) T. Boveri.
Last Answer : (c) T.H. Morgan
Description : The term ‘gene’ was coined by (1) T. H. Morgan (2) W. L. Johanssen (3) G. Mendel (4) De Vries
Last Answer : W. L. Johanssen
Description : Select the correct Match : (1) Ribozyme - Nucleic acid (2) F2 x Recessive parent - Dihybrid cross (3) TH. Morgan - Transduction (4) G. Mendel - Transformation
Last Answer : (1) Ribozyme - Nucleic acid
Description : Double cross hybrids of maize are developed by
Last Answer : Ans. CGMS line
Description : Which of the following techniques ar used to create transgenic crops? a. Budding and Grafting in fruit plants b. Cytoplasmic male sterility c. Gene slicing d. Only 1 e. Both 1 and 2 f. Both 2 and 3 g. Both 1 and 3
Last Answer : f. Both 2 and 3
Description : A linear programm A linear programming model CANNOT be used when whic ing model CANNOT be used when which of the followin h of the following are true? g are true? a)An optimal ... set of linear constraints may be defined d)Cross product relationships exist between two or more decision variables
Last Answer : d)Cross product relationships exist between two or more decision variables
Description : The phenomenon of Heterosis has been most commercially exploited first in...... (A) Rice (B) Wheat (C) Maize (D) Sugarcane (E) Tobacco
Last Answer : (D) Sugarcane
Description : Which of the following is a Rabi crop? a. Pumpkin b. Mustard c. Soyabean d. Maize e. Rice
Last Answer : b. Mustard
Description : HD 2967 is a high yielding variety of? a. Rice b. Maize c. Mustard d. Wheat e. Bajra
Last Answer : d. Wheat
Description : Jawar, Bajra, Maize and Cotton are which type of crops? a. Rabi b. Zaid c. Kharif d. Zaid Rabi e. None of these
Last Answer : e. None of these
Description : Why does a H+ ion attacking a carbon-carbon double bond add to the carbon with the least number of substituents? (a) the reaction is resonance stabilized. (b) the hybrid geometry favors this ... tends to attack stable centers of negative charge. (d) a more stable carbonium ion is generated.
Last Answer : a more stable carbonium ion is generated.
Description : Test cross involves (a) crossing between two genotypes with dominant trait (b) crossing between two genotypes with recessive trait (c) crossing between two F1 hybrids (d) crossing the F1 hybrid with a double recessive genotype.
Last Answer : (d) crossing the F1 hybrid with a double recessive genotype.
Description : Test cross in plants or in Drosophila involves crossing (a) between two genotypes with recessive trait (b) between two F1 hybrids (c) the F1 hybrid with a double recessive genotype (d) between two genotypes with dominant trait.
Last Answer : (c) the F1 hybrid with a double recessive genotype
Description : Repeated crossing of hybrid progeny back to one of its parents is called as — a. Back cross b. Top cross c. Recurrent cross d. Double cross
Last Answer : a. Back cross
Description : What are the nutrients of wheat and maize ?
Last Answer : The nutrient content of wheat and corn is called sugar
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 : Maize belongs to the category : (A)Bisexual (B) Monoecious (C) Dioecious (D) None of these
Last Answer : (B) Monoecious
Description : Crop logging is done in (A) Sugarcane (B) Maize (C)Tobacco (D) Cotton
Last Answer : (A) Sugarcane
Description : Which of the following crops has the largest area under transgenic globally? (A) Cotton (B) Soybean (C) Tobacco (D) Maize
Last Answer : (B) Soybean
Description : Which crop is also known as white gold? (A) Maize (B) Opium (C)Soybean (D) Cotton
Last Answer : (D) Cotton
Description : Transgenic crop having maximum cultivated area in the world is (A) Maize (B) Rice (C) Soybean (D) Cotton
Last Answer : (C) Soybean
Description : Which one of the following is a C3 plant? (A)Wheat (B) Maize (C) Pearlmillet (D) Sorghum
Last Answer : (A)Wheat
Description : The Oleoresin compounds occurs in (A) Cotton (B) Maize (C) Chilli (D) Ginger
Last Answer : (C) Chilli
Description : Which one of the plant is the C4 plant? (A) Maize (B) Potato (C) Pea (D) Papaya
Last Answer : (A) Maize
Description : What is the sequence of C 4 plants ? (A) Sudangrass – Sugarcane –Paddy – Bajra (B) Sugarcane – Maize – Sudangrass – Bajra (C) Sugarcane – Cotton – Paddy– Maize (D) Cotton – Maize – Bajra –Sugarcane
Last Answer : (B) Sugarcane – Maize – Sudangrass – Bajra
Description : Which of the followings are short day crops ? (A) Maize, Lobia, Bajra (B) Wheat, Mustard, Gram (C) Moong, Soybean, Bajra (D) Wheat, Soybean, Bajra
Last Answer : (B) Wheat, Mustard, Gram
Description : Jalpriya is a variety of— (A) Maize (B) Jowar (C) Paddy (D) Barley
Last Answer : (C) Paddy
Description : Which among the following is not a cereal? a) Rice b) Wheat c) Gram d) Maize
Last Answer : c) Gram
Description : Which crop has a harmful effect on the increase of RH? A. Sunflower B. Maize C. Sugarcane D. Sorghum
Last Answer : B. Maize
Description : Maize-potato-sugarcane ratoon-green gram is the example of crop rotation for a.1 year b .3 year c.2 year d.4 year
Last Answer : b .3 year
Description : Integrated Scheme on Oilseeds,Oil Palm and maize(ISOPOM)was restructured into NMOOP and launched during a.2004-05 b.2007-08 c.2014-15 d.2009-10
Last Answer : c.2014-15
Description : ‘Little leaf’ and ‘rosette’ of apple, ‘white bud’ of maize are the deficiency symptoms of (a) Fe (b) Zn (c) Cl (d) Mo
Last Answer : (b) Zn
Description : ln which season is the highest yield of Maize obtained (a) Zaid (b) Kharif (c) Rabi (d) All of these
Last Answer : (b) Kharif
Description : What is the correct order of C3plants ? (a) Sugarcane — Paddy – Bajra—Maize (b) Groundnut — Potato — Wheat— Soybean(c) Potato — Paddy — Bajra —W’heat (d) Paddy – Sugarcane – Soybean –Bajra
Last Answer : (c) Potato — Paddy — Bajra —W’heat
Description : Blind hoeing is recommended for – 1) Wheat 2) Maize 3) Groundnut 4) Sugarcane
Last Answer : 4) Sugarcane
Description : In maize plants – 1) Silk appear first 2) Both of these appear at same time 3) Tassels appear first 4) None of these
Last Answer : 3) Tassels appear first
Description : The croppping intensity of maize-potato-tobacco is – 1) 200% 2) 300% 3) 100% 4) None of these
Last Answer : 2) 300%
Description : Ratna is a variety of– a) Wheat b) Barley c) Maize d) Rice
Last Answer : d) Rice
Description : Which of the following is a food crop? a) Palm b) Jute c) Cotton d) Maize
Last Answer : d) Maize
Description : A crop grown in zaid season isa) Soyabean b) Water melon c) Jute d) Maize
Last Answer : b) Water melon
Description : Prabhat is an early short duration variety of – a) Red gram b) Wheatc) Maize d) Rice
Last Answer : a) Red gram