Logical Reasoning Practice Question and Answer
8 Q: Directions: A statement is given followed by two inferences I and II. You have to consider the statement to be true even if it seems to be at variance with commonly known facts. You have to decide which of the given inferences, if any, follow from the given statement.
Statement:
Extensive use of pesticides in agricultural production contaminates soil and water, remain in the crops and finally enter food chain, thereby posing threat to the human beings.
Inference:
I. Excessive use of pesticides in agricultural production is not good for people.
II. Excessive use of pesticides in agricultural production can have a bad effect on water.
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64afb094e154aff5335f33d3Extensive use of pesticides in agricultural production contaminates soil and water, remain in the crops and finally enter food chain, thereby posing threat to the human beings.
I. Excessive use of pesticides in agricultural production is not good for people.
II. Excessive use of pesticides in agricultural production can have a bad effect on water.
- 1If only II followsfalse
- 2If neither I nor II followsfalse
- 3If only I followsfalse
- 4If both I and II followtrue
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Answer : 4. "If both I and II follow"
Q:Direction :In each question below are given three four conclusion numbered I, II, III and IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements, disregarding commonly known facts. statements followed by
Statements : No paper is ink .
No ink is pencil .
No pencil is eraser .
Conclusions :
I . Some papers are pencils .
II . Some erasers are ink .
III . Some erasers are not ink .
IV . No paper is eraser .
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5e99367ad7da867d9a41febaNo ink is pencil .
No pencil is eraser .
Conclusions :
I . Some papers are pencils .
II . Some erasers are ink .
III . Some erasers are not ink .
IV . No paper is eraser .
- 1Only I followsfalse
- 2Only either II or III followstrue
- 3Only either I or IV followsfalse
- 4Only III followsfalse
- 5None of thesefalse
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Answer : 2. "Only either II or III follows "
Q:Direction: In these questions, relationship between different elements is shown in the statements. These statements are followed by two conclusions.
Mark answer
A) If only conclusion I follows.
B) If only conclusion II follows.
C) If either conclusion I or II follows.
D) If neither conclusion I nor II follows.
E) If both conclusions I and II follow.
Statements: X > P > Q > R, X = Y, X < Z
Conclusions: I. Y > R II. R > Z
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5fdc7da7b025f97e019c54c2Mark answer
A) If only conclusion I follows.
B) If only conclusion II follows.
C) If either conclusion I or II follows.
D) If neither conclusion I nor II follows.
E) If both conclusions I and II follow.
Conclusions: I. Y > R II. R > Z
- 1Atrue
- 2Bfalse
- 3Cfalse
- 4Dfalse
- 5Efalse
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Answer : 1. "A"
Q: Direction: In the question below, there are three statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding the commonly known facts.
Statements:
Each plant is grass.
No green is tree.
Every grass are green.
Conclusions:
I. No grass is tree.
II. Some green are plant.
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64dde4a880ef1e74b4f1464f- 1Only conclusion I followsfalse
- 2Only conclusion II followsfalse
- 3Both I and II followtrue
- 4Neither I nor II followsfalse
- 5Either I or II followsfalse
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Answer : 3. "Both I and II follow"
Q:Directions: Two statement are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which one of the given conclusions are definitely drawn from the given statements:
Statements :
(A) All basketball players are tall men.
(B) All basketball players are athletes.
Conclusions :
I. All tall men are basketball players.
2. All athletes are basketball players.
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6391b1a651489f1da5fb4036- 11 alone can be drawnfalse
- 2Both can be drawnfalse
- 3Both cannot be drawntrue
- 4II alone can be drawnfalse
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Answer : 3. "Both cannot be drawn"
Q: Statement:
" Those who are appearing for this examination for the first time, should be helped in filling up the form." - An instruction to invigilating staff.
Assumptions:
I. The form is somewhat complicated.
II. Candidates can appear more than once for this examination
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5f6db8145256e8407c2f6bd9- 1afalse
- 2btrue
- 3cfalse
- 4dfalse
- 5efalse
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Answer : 2. "b"
Q: The statements are given followed by two conclusions I and II. Consider the given statements as true and decide which of the given conclusions logically follow/s from the given statements.
Statements:
United Nation has adopted 21st June as world Yoga day. This has promoted India’s glorious tradition all over the world.
Conclusions:
I. Yoga is practiced only on 21st June.
II. More people are coming to India now to practice Yoga.
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604f20f2e147c16b286c81a6Statements:
United Nation has adopted 21st June as world Yoga day. This has promoted India’s glorious tradition all over the world.
Conclusions:
I. Yoga is practiced only on 21st June.
II. More people are coming to India now to practice Yoga.
- 1Neither conclusion I nor II follows.true
- 2Only conclusion II follows.false
- 3Only conclusion I follows.false
- 4Both conclusions I and II follow.false
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Answer : 1. "Neither conclusion I nor II follows."
Q: 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.
Statements:
I. All X are B.
II. No C is X.
Conclusions:
I. Some B are not C.
II. All C are B.
III. Some X are C
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642e9ee11ce944a93e8ce565- 1Only conclusion I followstrue
- 2None of the conclusion followfalse
- 3Only conclusions I and II followfalse
- 4Only conclusions II and III followfalse
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