Identify the correct contrariety to each of the following proposition from the given choices. 36.All senators are in favor of divorce. A a. None of the senators are in favor of divorce. c. Some of the senators are in favor of divorce. b. All senators are in favor of divorce. d. None of them. 37. All eye diseases are contagious. A a. Some eye disease is not contagious. c. All eye disease is not contagious. b. No eye disease is contagious. d. None of them. 38. No propaganda is pure truth. C a. Some propaganda is pure truth. c. All propaganda is pure truth. b. Few propaganda is pure truth. d. None of them. 39. Rule number 2 is about the existence of the middle term in the subject of the? B a. middle term b. conclusion c. Major premise d. Minor premise 40. Some plants are organisms. (NOT VALID) But, animals are not plants. So, animals are not organisms. 41. In this syllogism, the fallacy is all about the? A a. Term b. Premise c. Conclusion d. process 42. RULE 4 states that the___________ must be universal in extension, at least once in the premises. A a. middle term b. minor term c. major term d. none Given E: Proposition Some lands are not productive - Some lands are unproductive 43. With reference to the Given E proposition, which of the pattern is correct? D a. E obverts to A b. I obverts to O c. A obverts to E d. O obverts to I 44. The following are elements of categorical proposition except one. Which item is it? B a. Subject b. Copula c. quantifier d. Predicate 45. It is that part of a proposition about which something is either affirmed or denied. D a. Subject b. Copula c. quantifier d. Predicate Given D: Proposition No honest man is untrustworthy - Every honest man is trustworthy. 46. With reference to the Given D proposition, which one is the correct pattern? C a. E obverts to A b. I obverts to O c. A obverts to E d. O obverts to I 47. Which of the following statements about the law of contrary opposition is NOT correct? C a. It cannot be true at the same time. If A is true, E is false. b. It cannot be true at the same time. If E is true, A is false. c. It can be false at the same time. That is, if A is false, E is doubtful. d. It cannot be true at the same time. If I is true, O is false. 48. The following statements about the law of contradictory opposition are correct except one. Which statement is it? B a. It cannot be both true; if A is true then O is false. c. It cannot be both false; if A is false then O is true. b. It cannot be both false; if E is false then O is true. d. It cannot be both true; if E is true then I is false. 49. The process of reasoning wherein the mind derives a new proposition from an existing proposition, with no new truth created. A a. inference b. judgment c. term d. definition 50. The following statements about logical opposition are correct except one. Which statement is it? C a. Contrary opposition exists between A and I. c. Subcontrary opposition exists between O and I. b. Contradictory opposition exists between A and O. d. Subaltern opposition exists between E and O.
Question
Identify the correct contrariety to each of the following proposition from the given choices. 36.All senators are in favor of divorce. A a. None of the senators are in favor of divorce. c. Some of the senators are in favor of divorce. b. All senators are in favor of divorce. d. None of them. 37. All eye diseases are contagious. A a. Some eye disease is not contagious. c. All eye disease is not contagious. b. No eye disease is contagious. d. None of them. 38. No propaganda is pure truth. C a. Some propaganda is pure truth. c. All propaganda is pure truth. b. Few propaganda is pure truth. d. None of them. 39. Rule number 2 is about the existence of the middle term in the subject of the? B a. middle term b. conclusion c. Major premise d. Minor premise 40. Some plants are organisms. (NOT VALID) But, animals are not plants. So, animals are not organisms. 41. In this syllogism, the fallacy is all about the? A a. Term b. Premise c. Conclusion d. process 42. RULE 4 states that the___________ must be universal in extension, at least once in the premises. A a. middle term b. minor term c. major term d. none
Given E: Proposition Some lands are not productive - Some lands are unproductive
43. With reference to the Given E proposition, which of the pattern is correct? D
a. E obverts to A b. I obverts to O c. A obverts to E d. O obverts to I
44. The following are elements of categorical proposition except one. Which item is it? B
a. Subject b. Copula c. quantifier d. Predicate
45. It is that part of a proposition about which something is either affirmed or denied. D
a. Subject b. Copula c. quantifier d. Predicate
Given D: Proposition No honest man is untrustworthy - Every honest man is trustworthy.
46. With reference to the Given D proposition, which one is the correct pattern? C
a. E obverts to A b. I obverts to O c. A obverts to E d. O obverts to I
47. Which of the following statements about the law of contrary opposition is NOT correct? C
a. It cannot be true at the same time. If A is true, E is false.
b. It cannot be true at the same time. If E is true, A is false.
c. It can be false at the same time. That is, if A is false, E is doubtful.
d. It cannot be true at the same time. If I is true, O is false.
48. The following statements about the law of contradictory opposition are correct except one. Which statement is it? B
a. It cannot be both true; if A is true then O is false. c. It cannot be both false; if A is false then O is true.
b. It cannot be both false; if E is false then O is true. d. It cannot be both true; if E is true then I is false.
49. The process of reasoning wherein the mind derives a new proposition from an existing proposition, with no new truth created. A
a. inference b. judgment c. term d. definition
50. The following statements about logical opposition are correct except one. Which statement is it? C
a. Contrary opposition exists between A and I. c. Subcontrary opposition exists between O and I.
b. Contradictory opposition exists between A and O. d. Subaltern opposition exists between E and O.
Solution
- The correct contrariety to the proposition "All senators are in favor of divorce" is:
- a. None of the senators are in favor of divorce.
- The correct contrariety to the proposition "All eye diseases are contagious" is:
- a. Some eye disease is not contagious.
- The correct contrariety to the proposition "No propaganda is pure truth" is:
- a. Some propaganda is pure truth.
- Rule number 2 is about the existence of the middle term in the subject of the:
- b. conclusion.
- The fallacy in this syllogism is all about the:
- c. Conclusion.
- RULE 4 states that the _______ must be universal in extension, at least once in the premises:
- a. middle term.
- With reference to the Given E proposition, the correct pattern is:
- d. O obverts to I.
- The following are elements of categorical proposition except one. Which item is it?
- b. Copula.
- It is that part of a proposition about which something is either affirmed or denied:
- d. Predicate.
- With reference to the Given D proposition, the correct pattern is:
- c. A obverts to E.
- The following statement about the law of contrary opposition is NOT correct:
- c. It can be false at the same time. That is, if A is false, E is doubtful.
- The following statements about the law of contradictory opposition are correct except one. Which statement is it?
- b. It cannot be both false; if E is false then O is true.
- The process of reasoning wherein the mind derives a new proposition from an existing proposition, with no new truth created:
- a. inference.
- The following statements about logical opposition are correct except one. Which statement is it?
- c. Subcontrary opposition exists between O and I.
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