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PIMSO 2022 - Science - Grade 3 - National Round Question 1

PIMSO Science · PIMSO 2022 - Science - Grade 3 - National Round

Question 1

Mangroves are plants that are especially adapted to grow along the tropical coastal areas. In particular, mangroves have modified roots called pneumatophores, which are observed to shoot upwards from the ground. What is the function of pneumatophores?

Question illustration
  1. Habitat for fishes and other animals
  2. Release excess temperature
  3. Expel accumulated salt from seawater
  4. Exchange gasses due to waterlogged soil
  5. Added support with the changes of the tides