Question

Which is the site of cellular respiration?

• A. Mitochondria
• B. Ribosomes
• C. Nucleus
• D. Golgi bodies

Answer 1

The correct option is A

Mitochondria

The correct option is A

Explanation of the correct option:

1. Kreb's cycle is an important part of aerobic respiration.
2. It takes place in the mitochondria of a cell.
3. Here, energy is produced, because of this, mitochondria are called the powerhouse of the cell.
4. So, Mitochondria are the site for cellular respiration.

Explanation of the incorrect option:

Option B:

1. Ribosomes are responsible to synthesize proteins.
2. It is not the site of cellular respiration.

Option C:

The nucleus is the site of molecular processes (eg. replication of DNA), not the site of cellular respiration.

Option D:

Golgi bodies are responsible to synthesize lipids.

Final answer: Mitochondria are the site of cellular respiration.