Biology - Grade 12 - 2022 G.C
25 . What are the common plants of the boreal forest?

  1. Deciduous trees
  2. Conifers
  3. Mosses
  4. Epiphytes


26 . Which one of the following may NOT be regulated by a plant hormone?

  1. Seed dispersal
  2. Cell division
  3. Cell elongation
  4. Fruit ripening


27 . Bushing of a plant results from

  1. cancellation of the positive effect of apical dominance.
  2. removal of the inhibitory effect of auxin.
  3. decreased production of auxin by side shoots.
  4. increased production of auxin by the main shoot.


28 . Actions such as protection of individual species, reduction of pollution, and reduction of deforestation can collectively be taken as methods of

  1. agricultural expansion.
  2. biodiversity conservation.
  3. fighting global warming.
  4. fighting soil erosion.


29 . Which one of the following plants is NOT endemic to Ethiopia?

  1. Mango
  2. Zigba
  3. Noug
  4. Enset


We have provided these questions from previous years grade 12 Ethiopian Secondary School Leaving Certificate Examination (ESSLCE) exams with the sole purpose of assisting students in their studies and preparations for upcoming exams. Please be aware that these questions are not indicative of future exam content. Good luck with your studies!

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