Most Reapted Agriculture Questions and Answers

Which of the following crops typically shows a very high degree of inbreeding depression upon self-pollination?
Sorghum
Alfalfa
Pearl millet
Sunflower
Which of the following chemicals is commonly used for testing seed viability through a biochemical staining method?
Tetrazolium chloride
Ether
Thiourea
Benzene
In the Indian seed certification system, what is the color of the official tag attached to bags of Foundation Seed?
White
Green
Blue
Golden yellow
Maximum heterosis (hybrid vigor) is generally manifested in which type of hybrid cross?
Single cross (A x B)
Double cross ((A x B) x (C x D))
Three-way cross ((A x B) x C)
Top cross (Inbred x Variety)
Commercial hybrid varieties utilizing Cytoplasmic Male Sterility (CMS) were first successfully developed in which crop?
Sorghum
Maize
Onion
Castor
The amphidiploid species *Brassica juncea* (Indian mustard) evolved through natural hybridization between which two diploid species?
*Brassica campestris* x *Brassica napus*
*Brassica campestris* x *Brassica nigra*
*Brassica carinata* x *Brassica nigra*
*Brassica nigra* x *Brassica oleracea*
The pure-line theory, stating that selection within a genetically pure line is ineffective, was proposed by:
John
Mendel
Johannsen
Swaminathan
MPMH17, RHB223, MPMH21, and RHB224 are popular recommended hybrid varieties of which crop?
Maize
Sorghum
Cotton
Bajra (Pearl Millet)
A tall plant (T dominant) is crossed with a dwarf plant (t recessive). The progeny shows approximately a 1:1 ratio of tall to dwarf plants. What are the likely genotypes of the parents?
TT x tt
Tt x Tt
Tt x tt
tt x tt
In older soil classification systems (e.g., Baldwin, Kellogg, Thorp), which of these great soil groups belongs to the Zonal soil order?
Laterite soils
Alluvial soils
Saline soils
Regosols

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Harvested 1 Thought

  1. Manoj Verma
    Planted on May 24, 2024 at 7:11 pm

    my Name Manoj Verma hai sir hindi me kese