Which system is present in nematodes?? Biology Mcqs June 3, 2019 BILAL KHATTAK0 A. Sac – like digestive system B. Tube – like digestive system C. Circulatory system D. Respiratory system Related Mcqs: Which of these organs do not undergo any special change during metamorphosis: Which of these systems are not found in liver-fluke and tape-work: Laurer’s canal in liver-fluke is associated with: Organ of Bojanus in Pila is: Food vacuole in Amoeba is analogous to: Endoderm forms ____________. Classification of phylum mollusca is based on: The upper range of mercury thermometer can be increased by CRT stands for ______?? In sugar mills cane juice is evaporated in