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Q. Identify A, B and C in given figure.Biology Question Image

Photosynthesis in Higher Plants

Solution:

The correct option is (b). The labelled parts are as follows
A-Stroma lamella-It is the region of the stroma that interconnects the thylakoids stalks. It does not contain chlorophyll.
B-Granum (plural grana)-It is stacks of discs formed by aggregated thylakoids. It contains light harvesting system composed of chlorophyll.
C-Stroma-It refers to the fluid-filled inner space of chloroplasts surrounding thylakoids and grana. Dark reaction occurs here to form starch.