Tropical rain forests tend to have soils that are nutrient poor, and most of the nutrients are found in the top few inches of the soil.
which adaptation is most likely found in tropical trees?
deep root systems
shallow root systems
needles
pine cones

shallow root systems

Soils in the tropical rain forests are nutrient poor therefore shallow root system are the adaptations in trees of tropical rain forests. These roots may come out of the soil and gathers nutrients and moistures. These roots have coatings of symbiotic fungi that helps in utilizing nutrients derived from decaying fallen leaves on the soil.

the endomembrane system i think