why is the process that takes place in mitochondria often describe as being the opposite of the process that takes place in a chloroplast?

Chloroplasts produce ATP. Mitochondria consune ATP in the production of protines.

The mitochondria
are NOT the site of protein synthesis.
They are the power plants of the cell that produce ATP made from glucose (which may have come from the chloroplasts).
Please read:

http://en.wikipedia.org/wiki/Ribosomes

http://en.wikipedia.org/wiki/Protein_biosynthesis

http://en.wikipedia.org/wiki/Mitochondria

prob the smell and stickness from what i am learning at da mo

The description you provided about the processes in mitochondria and chloroplasts is not entirely accurate. Let me explain the correct information to help you understand why the processes in these organelles are often described as opposite to each other.

Mitochondria are known as the "powerhouses" of the cell because they generate energy in the form of ATP (adenosine triphosphate) through a process called cellular respiration. This process involves breaking down glucose and other molecules to release energy. ATP is the main energy currency of the cell and is used for various cellular activities.

On the other hand, chloroplasts are responsible for a process called photosynthesis, which occurs in plants and some other organisms. During photosynthesis, chloroplasts use sunlight, water, and carbon dioxide to produce glucose and oxygen. This process requires energy, which is absorbed from sunlight and converted into chemical energy stored in the glucose molecules.

So, the main difference between the processes in mitochondria and chloroplasts is that mitochondria use glucose to produce ATP through cellular respiration, while chloroplasts use sunlight, water, and carbon dioxide to produce glucose through photosynthesis. One of the key reasons why these processes are often described as opposite is that they involve different energy transformations. Cellular respiration in mitochondria releases stored energy from glucose, whereas photosynthesis in chloroplasts captures energy from sunlight to create glucose.

To further understand these processes, I recommend reading more about cellular respiration, photosynthesis, mitochondria, and chloroplasts in reliable sources such as textbooks or scientific articles.