In plant cells, which organelle is the primary site where photosynthesis occurs?

• A. Chloroplast
• B. Ribosome
• C. Mitochondrion
• D. Lysosome

Answer: (A)

Verified step by step guidance

1. Understand the process of photosynthesis, which is the conversion of light energy into chemical energy stored in glucose.
2. Recall that photosynthesis primarily occurs in plant cells and involves capturing light energy using pigments.
3. Identify the organelle that contains chlorophyll, the pigment responsible for absorbing light during photosynthesis.
4. Recognize that chloroplasts are the organelles in plant cells that contain chlorophyll and carry out photosynthesis.
5. Conclude that among the options given, the chloroplast is the primary site where photosynthesis occurs.