The list of traits that breeders have tried to incorporate into crop plants will have the number one priority to

  1. Increased tolerance to environmental stresses
  2. Resistance to pathogens
  3. Tolerance to insect pests
  4. Increased crop yield and improved quality

Concept Questions :-

Plant Breeding & Its Steps
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What is the root of any breeding program?

  1. Genetic variability
  2. Gametic sustainability
  3. Germplasm durability
  4. Meiotic Anaphase

Concept Questions :-

Plant Breeding & Its Steps
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The entire collection of plants/seeds having all the diverse alleles for all genes in a given crop is called

  1. Germplasm collection
  2. Genotypic variation
  3. Genoplasm collection
  4. Germ cells collection
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Which of the following is the tedious task?

  1. Collection of variability
  2. Cross hybridization
  3. Evaluation parents
  4. Selection of parents

Concept Questions :-

Plant Breeding & Its Steps
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Creation of pure line has to be done in plant breeding at which step

  1. After collection of germplasm
  2. After evaluation of parents
  3. After selection of parents
  4. After cross hybridization

Concept Questions :-

Plant Breeding & Its Steps
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After selection process of desired progeny in plant breeding program, the process of self pollination is carried out to

  1. Reach state of uniformity
  2. Avoid the segregation of characters in the progeny
  3. Both A and B
  4. Selection of superior progenies

Concept Questions :-

Plant Breeding & Its Steps
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In plant breeding, the evaluation in research fields is followed by

  1. Testing the materials in research field for three growing seasons
  2. Testing the materials in farmer's field for at least two growing seasons
  3. Testing the materials in farmer's field for at least three growing seasons
  4. Testing the materials in advanced research fields for at least two growing seasons
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According to data given in text book, agriculture in India is responsible for …..India's GDP and employs nearly……. of the population.

  1. 33% 65%
  2. 33%, 62%
  3. 30%,70%
  4. 25%,75%

Concept Questions :-

Impact:Green Revolution
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In 1960, the dramatic increase in food production in our country was because of varieties of

  1. Rice and wheat
  2. Rice and corn
  3. Wheat and corn
  4. All of these
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During the period 1960 to 2000, wheat production is increased from

  1. 11 million tonnes to 70 million tonnes
  2. 15 million tonnes to 75 million tonnes
  3. 10 million tonnes to 65 million tonnes.
  4. 11 million tonnes to 75 million tonnes

Concept Questions :-

Impact:Green Revolution
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