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🔬 Biology  ·  Strategies for Enhancement in Food Production  ·  NEET

F.C. Steward demonstrated totipotency using cells from which plant?

Answer: Carrot.

  • A Tobacco
  • B Carrot
  • C Tomato
  • D Potato

Correct answer: B. Carrot

Explanation: F.C. Steward first demonstrated the concept of totipotency by regenerating carrot plants from phloem cells.

Composite Fish Culture: Niches in One PondCatla (surface feeder)Rohu (middle feeder)Mrigal/Common carp (bottom feeder)

Different fish species occupy different feeding depths in the same pond without competing for food: Catla feeds near the surface, Rohu in the middle zone, and Mrigal or common carp at the bottom - letting a single pond support far more total fish than one species alone.

Concept context

Learn about animal husbandry, plant breeding, tissue culture, biofortification, and single cell protein.

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