Question

1. the calvin cycle takes place in which part of the chloroplast? *

thylakoid membrane
thylakoid lumen
stroma
inner membrane

Explanation:

The Calvin Cycle is a part of photosynthesis (light - independent reactions). The thylakoid membrane and lumen are involved in the light - dependent reactions. The inner membrane of the chloroplast is mainly for structural and transport functions. The stroma is the fluid - filled space within the chloroplast (outside the thylakoid membranes), and the Calvin Cycle occurs in the stroma.

Answer:

C. Stroma