Complete the sentence about Gampaha with the correct year: In ______, the first rubber tree of Sri Lanka was planted in Henarathgoda botanical garden.

Answer and explanation

Correct answer: A. 1867

  1. Step 1: In 1867, the first rubber tree of Sri Lanka was planted in Henarathgoda botanical garden. Answer: 1867. Why not the others: 1847, 1862 and 1897 don't fit.

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