Question

In a temperate forest, lichens colonize exposed rocks where neither partner survives independently, showing coordinated nutrient exchange and integration. This association is:

Asked in UP PGT (Biology) · 2026
Biological Classification · Biology
Exam PYQ4 Options
BiologyDiversity in The Living WorldBiological ClassificationLichensUP PGT (Biology)2026
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Xylem transports water and dissolved minerals; phloem carries prepared food.

Correct AnswerCorrect option for this question
Option D — Mutualistic association with photobiont carbohydrate supply and mycobiont protection and mineral uptake

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Questions Asked from Lichens & Mycorrhizae in Previous Exams

See how often Lichens & Mycorrhizae has appeared in previous-year questions across major government exams.

High Exam Frequency
13UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2016, 2017, 2018, 2020, 2021, 2022, 2023, 2024
9SSC Questions Asked in These Years:2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
8Railways Questions Asked in These Years:2016, 2018, 2020, 2021, 2022, 2024, 2025, 2026
13State PSC Questions Asked in These Years:2012, 2013, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Lichens & Mycorrhizae has appeared in 43 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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