The vector of disease sleeping sickness is
A. sandfly
B. housefly
C. fruitfly
D. tse-tse fly
Answer: Option D
A. sandfly
B. housefly
C. fruitfly
D. tse-tse fly
Answer: Option D
Which one of the following is useful in the treatment of scurvy disease?
A. Mango
B. Papaya
C. Aonia
D. Ber
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