A. harbour protozoa as disease agents
B. possess piercing and sucking mouth parts
C. have intermediate hosts
D. inject disease- causing organisms into the blood stream
Correct Answer: Option C
C. have intermediate hosts
A. harbour protozoa as disease agents
B. possess piercing and sucking mouth parts
C. have intermediate hosts
D. inject disease- causing organisms into the blood stream
Correct Answer: Option C
C. have intermediate hosts
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