why is the rain forest as the most complex on the land?

Answer:
Rainforests have an abundance of plants and animals for the following reasons: Climate: because rainforests are located in tropical regions, they receive a lot of sunlight. ... This energy is stored in plant vegetation, which is eaten by animals. The abundance of energy supports an abundance of plant and animal species.
Answer:
TROPICAL RAINFOREST PO
Explanation:
Rainforests have an abundance of plants and animals for the following reasons: Climate: because rainforests are located in tropical regions, they receive a lot of sunlight. ... This energy is stored in plant vegetation, which is eaten by animals. The abundance of energy supports an abundance of plant and animal species.