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Question
Which of these compounds induces seed dormancy?
Which of these compounds induces seed dormancy?
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Solution
The correct option is B ABA
ABA stands for abscisic acid. ABA, ethylene and gibberellins are plant hormones or phytohormones. Ethylene and gibberellins promote germination in seeds. ABA inhibits germination in seeds, it promotes seed dormancy.
Potassium nitrate also plays a part in promoting seed germination in many plants. Experimentally, it has been observed that increasing concentration of potassium nitrate increases the rate of seed germination in many plants.
ABA stands for abscisic acid. ABA, ethylene and gibberellins are plant hormones or phytohormones. Ethylene and gibberellins promote germination in seeds. ABA inhibits germination in seeds, it promotes seed dormancy.
Potassium nitrate also plays a part in promoting seed germination in many plants. Experimentally, it has been observed that increasing concentration of potassium nitrate increases the rate of seed germination in many plants.
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