Assam Board Class 11 Question Paper 2023 Logic and Philosophy

ASSAM BOARD
QUESTION
PAPER
2023

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Total No, of Printed Pages--8 23E-LOPH

2023

LOGIC AND PHILOSOPHY

Full Marks : 100
Pass Marks : 30

Time: 3hours

questions
The figures in the margin indicate full marks for the

ALLOTMENT OF MARKS

1×12 = 12
Q. No. 1carries 1 mark each 412 14
2x12 = 24
Q. Nos. 2-13 carry 2 marks each 2%12 24
4x10 = 40
Q. Nos. 14-23 carry 4 marks each 4X10 40
6x4 = 24
Q. Nos. 24-27 carry 6 marks each 614 24
Total = 100

/124 [Contd.

(2 )
1. Answer the following as dirccted : 1x12=12

l Logic is a positive / normative science.
(Choose the correct answer )

( 9 toÜI TIfR GÝsaI )
Vb) The sign of relation between the subject and the
terms is known as
predicate
(Fill in the blank)

(c) State one advantage of the use of
symbols in Logic.

Na) O' proposition distributes subject term /
predicate term.
(Choose the correct answer )

( 9 boÝI TIfe tASai )
(e) What is the position of middle term in the
Second figure of
a syllogism?

(f) 'Not () is a logical constant/
propositional variable.
Choose the correct answer )

( 95 bocÜI3IfR GSa1 )
/124

(3 )
(g) DARII is a valid mood of First / Second/ Third figurc.
(Choose the correct answer )

(O toTDI Ifa GfaSI )

(h) Under what condition, a conjunctive function becomes true?

(1) HoW many Vedic systems are there in Indian philosophy'?

) Mind at birth is a clean slate or tabula rasa." Who said this
statement?

(k) How many PramFas are accepted by Indian philosophy'?

() According to Idealism, the object of knowledge has its
ex0stence independent of mind. Is the statement true?

aibIGA ?
2. What is material truth? Give example. 1+1=2

3. Define negative proposition with example. 1+1=2

/124 [Contd.

(4 )
4. Definc singular proposition. Write an Cxample of singular
1+1=2
proposition.

2
5. State two characteristics of Deductive Inference.

6. What is immediate inference? Mention any one kind of immediate
1+1=2
inference.

2
7. Write any two general rules of pure categorical sylogism.

2
8. Write two valid moods of Third figure.

9. State any two characteristics of symbolic logic as laid down by
C. I. Lewis.

1+1=2
10. Symbolize the following propositions

(a) The weather is bright and sunny.

(b) If it rains, then the crops will grow.

/124

(5 )
11. What is innate jdea? Give an example of 1+1=2
innate idea.

12. State any
two pointsS of difference between Philosophy and
Science. 2

13. Mention any two
characteristics of idealism. 2

14. Explain the nature of 4
Copula.

15. Define proposition according to traditional logic. State two points
of difference between sentence and proposition. 2+2=4

16. Reduce the following sentences into strict logical form : 4

(a) Any student can do this.

(b) Allgood writers are not good speakers.

(c) Men are seldom happy.

(d) Virtuous alone are happy.

/124 [ Contd.

(6 )
17. What do you mean by distribution of 4
terms? Explain.

18. What is middle term? Describe the role of
middle term in
a syllogism. 1+3=4

19. Reduce any one of the following syllogistic arguments into
logical
form and test its validity : 4

(a) Plato was the teacher of Aristotle. Socrates was the teacher
of Plato. Therefore, Socrates was the teacher of Aristotle.

(b) He must be a coward, because he is dishonest and all
cowards are dishonest.

20. What is pure categorical syllogism? Describe the structure of pure
categorical syllogism. 1+3=4

21. Write a short note on
metaphysics. 4

/124

(7 )
22. Explain any two
characteristics of Indian philosophy. 4

23. What is Pratyak_a? Explain different forms of Laukika Pratyak_a
(ordinary perception). 1+3=4

24. What is Logic? Discuss its nature. 2+4=6

Or / e I
What is simple proposition? Explain different forms of simple
2+4=6
proposition with examples.

25. What do you mean by modern logic? Discuss the relation
2+4=6
between modern logic and traditional logic.

Or /yI

What do you mean by general proposition? Explain different
6
forms of general proposition with examples.

/124 |Contd.

(8 )
40. What is truth-function? State the name of its basic forms by
giving truth tables for each of them. 2+4=6

Or / e

Construct truth table for any three of the following propositional
forms and determine whether it is tautology, contradictory or
contingent : 2+2+2=6

(i) pDpV9
(ii) (pq)DP
(ii) (p-q)(pvq)
(iv) ~pDlp'q)

27. What is empiricism? Explain four characteristics of empiricism.
2+4=6

Or/I
What is realism? Mention four characteristics of realism. 2+4=6

/124 C23