Academic session 2026-27, Chapter 13 in the current curriculum.
Welcome to the NCERT Solutions for Class 11 Biology - Chapter Plant Growth and Development. This page offers a step-by-step solution to the specific question from Exercise 1, Question 6: Why is Abscisic acid also known as stress hormone?. With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.
Abscisic acid is called stress hormones as it induces various responses in plants against stress conditions.
It increases the tolerance of plants toward various stresses. It induces the closure of the stomata during water stress. It promotes seed dormancy and ensures seed germination during favourable conditions. It helps seeds withstand desiccation. It also helps in inducing dormancy in plants at the end of the growing season and promotes abscission of leaves, fruits, and flowers.
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
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Welcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 6: Why is Abscisic acid also known as stress hormone?....
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