Cell The Unit of Life - Online Test

Q1. The stacks of closely packed thylakoids is called
Answer : Option D
Explaination / Solution:

Granum : A stacked membranous structure within the chloroplasts of plants and green algae that contains the chlorophyll and is the site of the light reactions of photosynthesis. The saclike membranes that make up grana are known as thylakoids.