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MHT CET Medical202626 April 2026Morning ShiftBiologyPlant - Growth and DevelopmentActual

How many of the following plants are day neutral plants (DNP)? Dahlia, Pea, Aster, Tobacco, Wheat, Poppy, Tomato, Cotton, Soybean, Sugarbeet, Cabbage, Maize, Balsam, Spinach

Options

  1. AThree
  2. BFour
  3. CFive
  4. DSix

Correct answer

C. Five

Step-by-step solution

Based on their photoperiodic responses, the given plants can be classified as follows: Short Day Plants (SDP): Dahlia, Aster, Tobacco, Soybean. Long Day Plants (LDP): Wheat, Poppy, Sugarbeet, Cabbage, Spinach. Day Neutral Plants (DNP): Pea, Tomato, Cotton, Maize, Balsam. Counting the Day Neutral Plants (DNP) from the given list, we have Pea, Tomato, Cotton, Maize, and Balsam. Therefore, there are exactly 5 day neutral plants. Answer: Five

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