Q.1
How many types of circulatory pathways are present?
  • a) 1
  • b) 2
  • c) 3
  • d) 4
Q.2
Cockroach and other insects have blood which __________
  • a) circulates in open system
  • b) has RBC’s
  • c) resembles human blood color
  • d) circulates through arteries and veins
Q.3
Blood vascular system of earthworm is ____________
  • a) closed type with Hb in plasma
  • b) open type with Hb in plasma
  • c) open type with Hbin RBC’s
  • d) closed type with Hb in RBC’s
Q.4
In which of the following animals hemoglobin is found dissolved in plasma?
  • a) Earthworm
  • b) Cockroach
  • c) Sepia
  • d) Planaria
Q.5
What is heart made up of?
  • a) Skin
  • b) Bone
  • c) Muscle
  • d) Tissues
Q.6
What is a circulatory system?
  • a) System that helps body to move
  • b) System that helps body to respire
  • c) System that helps in transportation of blood
  • d) System that deals with nerves
Q.7
What makes blood clotting possible?
  • a) Platelets
  • b) Hemoglobin
  • c) Lymphocytes
  • d) Plasma
Q.8
Which of the following is not the function of WBC?
  • a) They fight against bacteria
  • b) They guard against infection
  • c) They carry oxygen
  • d) They attack pathogens
Q.9
Which of the following has closed circulatory system?
  • a) Arthropods
  • b) Mollusks
  • c) Platyhelminthes
  • d) Annelids
Q.10
Single circulation is found in fishes.
  • a) True
  • b) False
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