1.

One very special feature in the earthworm pheretima is thatA. Fertilization of eggs occurs inside the body .B. The typholosole greatly increases the effective absroption area of the digested food in the intestine.C. The S-shaped sete embedded in the intergument are the defensive weapons used against the enemies.D. It has a long dorsal tubular heart.

Answer» Correct Answer - B


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