Open circulatory system is present inAArthropodsBAnnelidsC Chordates DMolluscs

Open circulatory system is present in:A)Arthropods,B)Annelids,C) Chordates, D)Molluscs

Options

(a) Chordates only
(b) Chordates and Annelids
(c) Molluscs only
(d) Arthropods and Molluscs

Correct Answer:

Arthropods and Molluscs

Explanation:

Open circulatory system occurs in invertebrate animals such as arthropods (e.g insects, spiders, crabs and lobsters) and some molluscs (e.g. snails, oysters and clams).

admin:

Related Questions

  1. Gymnosperms are also called soft wood spermatophytes because they lack:
  2. The difference between alburnum and duramen is the presence in the former of
  3. In electron transport chain, FADH2 is oxidised to FAD, the electrons are passed
  4. Plants protect themselves from fungi by producing
  5. One molecule of NADH is equivalent to how many ATP molecules