Plant Tissue Culture MCQ Questions and Answers Quiz

11. In a callus culture

  1. increasing level of cytokinin to a callus induces shoot formation and increasing level of auxin promote root formation
  2. increasing level of auxin to a callus induces shoot formation and increasing level of cytokinin promote root formation
  3. auxins and cytokinins are not required
  4. only auxin is required for root and shoot formation

12. In a cell, protoplast consists of the following EXCEPT?

  1. Cell wall
  2. Cell membrane
  3. Nucleus
  4. Cytoplasm

13. In growth room, humidifier serves as?

  1. Contaminant reducer
  2. Humidity reducer
  3. Medium drying preventer
  4. Temperature controller

14. In plant tissue culture, what is the term ORGANOGENESIS means?

  1. Formation of callus culture
  2. Formation of root & shoot from callus culture
  3. Genesis of organ
  4. None of the above

15. Media room of a plant tissue culture lab should consist of the following EXCEPT?

  1. pH meter
  2. Autoclave machine
  3. Analytical balance
  4. Biosafety cabinet

16. Organogenesis is

  1. formation of callus tissue
  2. formation of root and shoots on callus tissue
  3. Both a and b
  4. genesis of organs

17. Part of plant used for culturing is called

  1. Scion
  2. Explant
  3. Stock
  4. Callus

18. Plant tissue culture technique is a redefined method of

  1. Hybridization
  2. Vegetative Propagation
  3. Asexual Reproduction
  4. Selection

19. Polyethylene glycol is

  1. Fusogenic chemical
  2. Electrofusion stimulant
  3. Callus stimulant
  4. Differentiation stimulant

20. Protoplast are the cells devoid of

  1. cell membrane
  2. cell wall
  3. both cell wall and cell membrane
  4. none of these
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