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Standard IV

Science

Rivers

Statements: S...

Question

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.

None follows

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Only either II or IV follows

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Only II follows

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Only IV follows

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Only either II or IV and III follow

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Solution

The correct option is B
Only either II or IV follows

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Similar questions

Q. In each of the questions are given four statements followed by four numbered I, II, III and IV. You have to take the statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions follows from the given statements disregarding commonly known facts.

Statements
Some ponds are rivers.
Some rivers are mountains.
Some mountains are books.
Some books are papers.

Conclusions
I. Some books are rivers.
II. Some papers are ponds.
III. Some mountains are ponds.
IV. No paper is ponds.

Statements

Some rivers are lakes.

Some lakes are mountains.

Some mountains are books.

Some books are papers.

Conclusions

I. Some books are lakes.

II. Some papers are rivers.

III.Some mountains are rivers.

IV. No paper is river.

Statement

All houses are stations

No station is a garden

Some gardens are rivers

All rivers are ponds

Conclusions

I. Some ponds are gardens

II. Some ponds are houses

III. Some ponds are stations

IV. No pond is a house.

Statement

Some tents are desks

Some desks are rivers

All rivers are ponds

Conclusions

I. Some ponds are desks

II. Some ponds are tents

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

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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.

The correct option is B Only either II or IV follows

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.

The correct option is B
Only either II or IV follows