A) guard cells
B) spongy mesophyll
C) palisade tissue
D) bundle sheath
Correct Answer: B
Solution :
In the leaves of C4-plants the vascular bundles are surrounded by bundle sheath of large parenchymatous cells, which in turn are surrounded by mesophyll cells. Chloroplast in bundle sheath cells are larger and always contain grana. Whereas, chloroplast in mesophyll cells are smaller. In maize and sugarcane plasmodesmata are present, which connect cells of bundle sheath with mesophyll cells.
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