According to the circle graph, the plant parts that siamangs rely on most as a source of their food are the leaves.
This is because from the given image, the Siamangs need to consume food and after the conversion of light energy to food through photosynthesis, they rely on the leaves for their own food.
What is Photosynthesis?
This refers to the use of sunlight by green plants to produce their own food.
Hence, we can see that According to the circle graph, the plant parts that siamangs rely on most as a source of their food are the leaves.
This is because from the given image, the Siamangs need to consume food and after the conversion of light energy to food through photosynthesis, they rely on the leaves for their own food.
Read more about photosynthesis here:
https://brainly.com/question/19160081
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