Hans VanEtten and Evans Kaimoyo of the University of Arizona and colleagues applied a low-level direct current (30 to 100 milliamperes at 8 to 24 volts) to pea plant roots and found that the plants produced levels of pisatin, an antifungal compound, 13 times as high as those of untreated plants.
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प्रश्न 2 :
A semicubical parabola is a curve in which the ordinates are proportional to the square roots of the cubes of the abscissas.
rooting
rooted
roots
root
इस क्विज गतिशील उत्पन्न होता है। अधिक परीक्षाएँ के लिए इस पृष्ठ ताज़ा करें।