Question
Why does the growth of an onion root stop after its tip is cut?
Asked in RRB Group D · 2025
Plant Tissues · Biology
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Photosynthesis uses light energy to convert carbon dioxide and water into carbohydrates.
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Questions Asked from Plant Hormones, Diseases & Scientific Names in Previous Exams
See how often Plant Hormones, Diseases & Scientific Names has appeared in previous-year questions across major government exams.
13UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2016, 2017, 2019, 2020, 2021, 2022, 2023, 2024
11SSC Questions Asked in These Years:2014, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
8Railways Questions Asked in These Years:2016, 2018, 2020, 2021, 2022, 2024, 2025, 2026
16State PSC Questions Asked in These Years:2002, 2004, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Plant Hormones, Diseases & Scientific Names has appeared in 48 previous-year exam questions, most frequently in State PSC, UPSC and SSC.
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