Carotenoids absorb light in the blue-green and violet region and reflect the longer yellow, red, and orange wavelengths. Chlorophyll a and b: (a) Chlorophyll a, (b) chlorophyll b, and (c) β-carotene are hydrophobic organic pigments found in the thylakoid membrane.
The leaf support should actually be water. if in hot and dry weather, the leaf loss so much water that will make the plant cells flaccid and wilt.
Just put when magma cools you get igneous rocks i remmber this in like 8th grade so if you take any test it shouldn't be hard