Questions

We know that, 

Earth is known as Watery planet.

Neptune is known as Blue planet. 

The study of volcanoes, lava, magma, and related geological, geophysical and geochemical phenomenas is called Volcanology.

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While plant cells have chloroplasts to photosynthesize, they also require ATP for cellular functions, and do use oxygen to break down some of the sugar they produce in order to generate that ATP. Cellular respiration takes place in the mitochondria. They need mitochondria for this reason.
Hence with this logic, we can say that Plants cells have mitochondria.