Answer: Only plant cells and algae.
- A All cells, including bacteria and fungi
- B Only animal cells and never in plants
- C Only plant cells and algae
- D Only certain photosynthetic bacteria species
Correct answer: C. Only plant cells and algae
Explanation: Chloroplasts are present in plant cells and algae. They are the sites of photosynthesis.
Animal cell structure with major organelles labeled. Image: LadyofHats (Mariana Ruiz), Public Domain, via Wikimedia Commons.
Concept context
Cell theory, prokaryotic vs eukaryotic cells, organelles and their functions. Foundation of all biology.