Statements:

No flower is a canal.

Some rivers are flowers.

Conclusions:

I. No river is a canal.

II. No canal is a flower.

III. Some rivers are not canals.

IV. Some rivers are canals.

if only Conclusion I follows

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if only Conclusion II follows

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if only II and either I or III follows

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if only II and III and either I or IV follows

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if none follows

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Solution

The correct option is D
if only II and III and either I or IV follows

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Similar questions

Statement

Some hills are rocks

All rocks are mountains

All mountains are rivers

No river is canal

Conclusions

I. All hills are rivers

II. Some rocks are canals

III. Some rivers are canals

Statements:
Some fruits are flowers.
No flower is a boat.
All boats are rivers.
Conclusions:
I. Some fruits are rivers.
II. Some rivers are boats.
III. Some rivers are fruits.
IV. Some flowers are fruits.

Q. In each question below, are two statements followed by two conclusions numbered I and II. You have to take the two given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the three given statements disregarding commonly known facts. Then, decide which of the answer A, B, C, D or E is the correct answer.

Statements:-
I. Some lakes are ponds.
II. Some ponds are rivers.

Conclusions:-
I. No river is a lake.
II. At least some rivers are lakes.

Q. Statements: Some desks are fruits.
All fruits are flowers.
No flower is a branch.
Some branches are roots.
Conclusions I: Some roots are flowers.
Conclusions II: No branches are desks.
Conclusions III: Some flowers are desks.
Conclusions IV: Some desks are branches.

Statements:

Some rivers are ponds.

Some ponds are mountains.

Some mountains are books.

Some books are papers.

Conclusions:

I. Some books are ponds.

II. Some papers are rivers.

III. Some mountains are rivers.

IV. No paper is a river.

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Statements: No flower is a canal. Some rivers are flowers. Conclusions: I. No river is a canal. II. No canal is a flower. III. Some rivers are not canals. IV. Some rivers are canals.

The correct option is D if only II and III and either I or IV follows

Statements:

No flower is a canal.

Some rivers are flowers.

Conclusions:

I. No river is a canal.

II. No canal is a flower.

III. Some rivers are not canals.

IV. Some rivers are canals.

The correct option is D
if only II and III and either I or IV follows