Statements: All snakes are reptiles. Some reptiles are poisonous. Conclusions: I. Some snakes are poisonous. II. All poisonous are reptiles. MCQ with Answer and Explanation

Statements: All snakes are reptiles. Some reptiles are poisonous. Conclusions: I. Some snakes are poisonous. II. All poisonous are reptiles.
A. Both follow
B. Neither follows
C. Only II follows
D. Only I follows
Answer: Option B
Solution (By JKSSB Mock Tests)
No definite conclusion. Some reptiles poisonous may not include snakes. II is reverse not necessarily true.

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Logical Reasoning Questions

Question #1
Statement: No A is B. Some C are A. Conclusions: I. Some C are not B. II. All C are B.
A. Only II follows
B. Neither follows
C. Only I follows
D. Both follow

Correct Answer: Option C


Explanation:
Some C are A and no A is B, so those C which are A cannot be B. Hence some C are not B.

This question belongs to: Reasoning Logical Reasoning
Question #2
S is the mother of T. T is the sister of U. U is the brother of V. How is S related to V?
A. Sister
B. Mother
C. Aunt
D. Father

Correct Answer: Option B


Explanation:
S mother of T, U, V. S is mother of V.

This question belongs to: Reasoning Logical Reasoning
Question #3
A, B, C, D, E, F and G are sitting in a row facing North. C is to the immediate right of G. B is at an extreme end and has E as his neighbour. G is between E and A. D is sitting third to the right of A. Who is sitting between A and D?
A. C
B. B
C. G
D. F

Correct Answer: Option D


Explanation:
Possible order: B E G C A F D or B E G A C F D. From 'G between E and A', 'C immediate right of G' so G C, thus E G C A. Then D third right of A: if A F D then between A and D is F.

This question belongs to: Reasoning Logical Reasoning