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Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Only conclusions I and II follow. Statements: Some species are fishes. All fishes are frogs. No frog is a turtle. Conclusions: I. Some frogs are fishes. II. Some species are frogs. III. Some fishes are turtles. 

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Only conclusions I and II follow. Statements: Some species are fishes. All fishes are frogs. No frog is a turtle. Conclusions: I. Some frogs are fishes. II. Some species are frogs. III. Some fishes are turtles.  Correct Answer Only conclusions I and II follow.

The least possible Venn diagram for the given statement is as shown below:

Conclusions:

I. Some frogs are fishes → Follow  (As all fishes are frogs so, some frogs are fishes is definite true)

II. Some species are frogs → Follow (As all fishes are frogs and some species are fishes so, some species are frogs is definite true)

III. Some fishes are turtles →  Does not Follow  (As no frogs are turtle and all fishes are frogs so some fishes are turtles is definite not follow)

Hence, the correct answer is "Only conclusions I and II follows".

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