A) 7
B) 14
C) 47
D) 27
Correct Answer: D
Solution :
Typhlosole in earthworm, are fold, that hangs internally into the intestinal lumen from it?s mid-dorsal line, beginning from the anterior end of 27th segment and ending in front of the last 25th segments. Due to these folds absorptive area of intestine increases. So they helps in absorption of digested food.
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