Final answer:
Tropical rainforests have high net primary productivity due to favorable temperatures and precipitation. The climate in tropical rainforests allows for year-round plant growth and influences the vegetation by providing stable temperature and sunlight profiles.
Step-by-step explanation:
Tropical rainforests have high net primary productivity because the annual temperatures and precipitation values support rapid plant growth. However, the high rainfall quickly leaches nutrients from the soils of these forests, which are typically low in nutrients. The climate in tropical rainforests influences the vegetation by providing stable temperature and sunlight profiles, allowing for year-round plant growth.
Many plants in tropical rainforests have larger leaves with larger surface areas compared to plants in other environments. This adaptation helps minimize water loss in the humid conditions of the rainforest. Additionally, the vertical layering of vegetation in the rainforest creates diverse and complex habitats for a variety of plants, animals, and other organisms.