Multiple choice

Inside the chloroplast, what is the name of the fluid that surrounds the thylakoids?

  1. cytoplasm

  2. NADP+

  3. stroma

  4. stomata

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The stroma is the fluid-filled space that surrounds the thylakoid membranes inside a chloroplast. This region contains the enzymes necessary for the light-independent reactions (Calvin cycle) to take place.