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Plant hormones or Phytohormones may be defined as an "an organic substance produced naturally in plants which control growth and other physiological functions at a site away from its place of synthesis". 1 Which plant hormone is responsible for saving the crops from falling. given a dip in ascorbic … (b) Abscisic acid. Students can solve these Control and Coordination Class 10 MCQs Questions with Answers and assess their preparation level. MCQs on Plant Hormones; What is Plant Hormones? Pro Lite, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. A spermatogonia . Produced throughout the plant 3. As these hormones are synthesis by plants, they are also called phytohormones. Students are advised to practice the NCERT MCQ Questions for Class 10 Science Chapter 9 Heredity and Evolution with Answers Pdf free download is available here. Formation of the nodule is induced by, Q8. Gibberellins are chemically. 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MCQ Questions for Class 10 Science Pdf: Science subjects which include Physics, Chemistry and Biology are very important for students who want to score good marks in their CBSE board examination.Science subjects are crucial for students who want to make a career in engineering, medical or … Some of the important plant hormones are – Auxin, Gibberellin, Ethylene, Abscisic acid and Cytokinin. Quiz Plant Hormones Previous Plant Hormones. c) adenine derivatives. ‎"College Biology Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key" provides mock tests for competitive exams to solve 1949 MCQs. b) terpenoid derivatives. (a) Dormin. These short objective type questions with answers are very important for Board exams as well as competitive exams. Free download in PDF Plant Hormone Multiple Choice Questions and Answers for competitive exams. Vedantu academic counsellor will be calling you shortly for your Online Counselling session. MCQ Questions for Class 10 Science with Answers are prepared as per the Latest Exam Pattern. (b) Abscisic acid. Many plant biologists use the term "plant growth regulator" instead of "hormone" to indicate this fact. Plant hormones (also known as phytohormones) are signal molecules, produced within plants, that occur in extremely low concentrations.Plant hormones control all aspects of plant growth and development, from embryogenesis, the regulation of organ size, pathogen defense, stress tolerance and through to reproductive development. The substitute for the newly collected specimen when the original type material is missing in a herbarium is entitled as (a) Holotype (b) Neotype (c) Lectotype (d) Isotype. These short objective type questions with answers are very important for Board exams as well as competitive exams. This hormone is not a growth inhibitor, Q3. 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