A circulatory system in which the heart pumps blood to tissues throughout the body cavity is
A) a closed circulatory system.
B) a gastrovascular cavity.
C) an incomplete circulatory system.
D) a complete circulatory system.
E) an open circulatory system.
Correct Answer:
Verified
Q21: Pinworms and hookworms belong to the phylum
A)NematodA.
B)Annelida.
C)Platyhelminthes.
D)Porifera.
E)Cnidaria.
Q40: Spiders and scorpions belong to the phylum
A)CnidariA.
B)Echinodermata.
C)Annelida.
D)Mollusca.
E)Arthropoda.
Q41: Which of the following is a lobe-finned
Q53: Which of the following is an amphibian?
A)
Q54: An animal whose body temperature tends to
Q55: A circulatory system that keeps blood confined
Q56: Which of the following is a jawless
Q57: Which of the following is NOT a
Q60: Which of the following is NOT a
Q62: Which of the following is NOT a
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