The plastid which contains only carotene and xanthophyll but not chlorophyll is called:

In the chromoplasts fat soluble carotenoid pigments like carotene, xanthophylls and others are present.

The chloroplasts contain chlorophyll and carotenoid pigments which are responsible for trapping light energy essential for photosynthesis.

Amyloplasts store carbohydrates (starch), e.g., potato.

Elaioplasts store oils and fats.