Which of the following is not a fresh water fish?

  1. Catla
  2. Rohu
  3. Common Carp
  4. Hilsa
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Which of the following is not a marine fish?

  1. Hilsa
  2. Sardines
  3. Mackerel
  4. Carp
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In order to increase the production of aquatic plants and animals which of the following cultures are used?

  1. Aquaculture
  2. Pisciculture
  3. Both A and B
  4. Apiculture

Concept Questions :-

Animal Husbandry
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Green revolution was dependent to a large extent for development of high yielding and disease resistant varieties on which of the following options?

  1. Plant breeding
  2. Better management practices
  3. Increase in acreage
  4. Both B and C

Concept Questions :-

Impact:Green Revolution
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Which of the following timeline is correct for conventional plant breeding?

  1. Practiced for thousands of years, since the beginning of human civilization
  2. The evidence of plant breeding dates back 9000-11000 years ago
  3. The present day crops are result of domestication in ancient times
  4. All of these
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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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