Biology - Grade 12 -2023 G.C

Grade 12 students can now access their exam results by visiting the Educational Assessment and Examination Services (EAES) website.


55. Which one of the following is correct about human food digestion?

  1. The stomach physically breaks down the ingested food.
  2. Mouth use protease enzyme to breakdown proteins.
  3. Large intestine is the site of lipid hydrolysis.
  4. The small intestine is site of absorption of digested molecules.


56. Which one of the following is NOT the function of the liver?

  1. Controlling cholesterol
  2. Storing glycogen
  3. Monosaccharide metabolism
  4. Bile formation


57. Which one of the following leaf structures is correctly matched with its function?

  1. Palisade mesophyll - the main photosynthetic tissue of the leaf
  2. Waxy cuticle - controls the entry of carbon dioxide into the leaf
  3. Guard cells - have lots of air space and gas exchange area of the leaf
  4. Spongy mesophyll - helps to prevent water loss from the leaf


58. Which one of the following statements correctly describes the movement of materials in plants?

  1. Passive transport can takes place in the phloem.
  2. The transport of organic materials is due to transpiration.
  3. Water is transported in dead tissue.
  4. Active transport can take place in the xylem.


59. What will happen if an agriculture extension worker injects gibberellins into a dwarf plant? The

  1. leaves will fall.
  2. stem will grow.
  3. roots will elongate.
  4. side shoots will grow fast.


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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