NEET Biology question
Refer to the given flow chart and select the correct option regarding *P*, *Q*, *R* and *S*.
Is it a flagellated protozoan? → Yes → It causes sleeping sickness → Yes → **P** → No → Does it possess pseudopodia as a locomotory structure? → No → **Q** (default, non-pseudopodial, non-flagellated type) → Yes → **R** → Is it a ciliated protozoan? → Yes → Is it an endoparasite? → Yes → **S**
P | Q | R | S
Answer: (A)
Solution
Following the flow chart: a flagellated protozoan that causes sleeping sickness is *Trypanosoma* (P). A non-flagellated, non-pseudopodial sporozoan defaults to
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