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

Habitat for fishes and other animals
Release excess temperature
Expel accumulated salt from seawater
Exchange gasses due to waterlogged soil
Added support with the changes of the tides