Most Reapted Agriculture Questions and Answers

1. Which of the following crops show a very high degree of inbreeding depression?
   (a) Sorghum
   (b) Alfa-alfa
   (c) Pearl millet
   (d) Sunflower
   
   Answer

   Alfa-alfa
2. Which of the following chemical is used for testing seed viability?
   (a) Tetrazolium chloride
   (b) Ether
   (c) Thiourea
   (d) Benzene
   
   Answer

   Tetrazolium chloride
3. The color of the tag used to label the foundation seed bag is?
   (a) White
   (b) Green
   (c) Blue
   (d) Golden yellow
   
   Answer

   White
4. Maximum heterosis is manifested by?
   (a) Single cross
   (b) Double cross
   (c) Three-way cross
   (d) Top cross
   
   Answer

   Single cross
5. Hybrid varieties were first developed in the following crop :
   (a) Sorghum
   (b) Maize
   (c) Onion
   (d) Castor
   
   Answer

   Onion
6. The amphidiploid Brassica Juncea has been evolved through hybridization between?
   (a) Brassica campestris x Brassica napus
   (b) Brassica campestris x Brassica nigra
   (c) Brassica carinata x Brassica nigra
   (d) Brassica nigra x Brassica olerace
   
   Answer

   Brassica campestris x Brassica nigra
7. The pure-line theory was proposed by-
   (a) John
   (b) Mendel
   (c) Johannsen
   (d) Swaminathan
   Answer

   Mendel
8. MPMH17, RHB223, MPMH21, and RHB224 are the recommended hybrids of?
   (a) Maize
   (b) Sorghum
   (c) Cotton
   (d) Bajra
   
   Answer

   Bajra
9. A tall plant is crossed with a dwarf plant. In the progeny, about one-half of the plants are tall and the remaining one half are dwarf. Determine the genotypes of the tall and dwarf plants.
   (a) TT x tt
   (b) Tt x Tt
   (c) Tt x tt
   (d) tt x tt
   
   Answer

   Tt x Tt
10. Which one great soil group of the following belongs to order zonal soils?
    (a) Laterite soils
    (b) Alluvial soils
    (c) Saline soils.
    (d) Regosols
    
    Answer

    Laterite soils 

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