SPSC 25 years Past Papers 2001 to 2025

Q1421: Which of the bonds shown by a dash --- has the greatest polarity?

H ----- F

H ----- OH

H ----- NH3

None of these

Q1422: What would be the volume in liters of 640g of oil if the density of the oil is 0.8g/ml?

512 liters

0.8 liter

800 liters

None of these

Q1423: The first amendment to the Constitution of 1973 which allowed every citizen to form a political party was passed in the year of _______?

سن 1973 کے آئین میں پہلی ترمیم جس نے ہر شہری کو ایک سیاسی جماعت بنانے کی اجازت دی _______ کے سال میں منظور کیا گیا؟

1975

1974

1973

None of these

Q1424: Array of points which show how the constituent particles of a crystal are arranged at different sites in 3 dimensional space is called ______?

پوائنٹس کی صف جو یہ ظاہر کرتی ہے کہ کس طرح ایک کرسٹل کے اجزاء کے ذرات کو 3 جہتی جگہ میں مختلف سائٹوں پر ترتیب دیا جاتا ہے اسے ______ کہا جاتا ہے؟

Crystal lattice

Lattice array

Space lattice

None of these

Q1425: Many aspects of learning can be studied best through the application of experimental methods to _______?

پر تجرباتی طریقوں کے اطلاق کے ذریعہ سیکھنے کے بہت سے پہلوؤں کا بہترین مطالعہ کیا جاسکتا ہے؟ ______

Classroom conclusions

Classroom situations

Classroom investigations

None of these

Q1426: Tickets cannot be exchanged or money refunded. The Synonym of Refunded is?

Commuted

Reimbursed

Discounted

None of these

Q1427: Which among the following is not an allomorph?

Zero Allomorph

Suppletion Allomorph

Complementary Allomorph

None of these

Q1428: Analogy: Pride : Lions ::?

Arrogance : Kings

Snarl : Wolves

Gaggle : Grease

None of these

Q1429: a, b and c are real numbers then either a < b, a > b or a = b. This property of real numbers is called?

Associative property

Transitive property

Trichotomy property

None of these

Explanation

The Trichotomy property states that for any two real numbers $a$ and $b$ , exactly one of the following holds: $a < b$ , $a > b$ , or $a = b$ .

This property ensures a well-defined order among real numbers.

Q1430: If every element of a group G is its own inverse then G is called?

Cyclic

Abelian

Finite

None of these

Explanation

If every element of a group $G$ is its own inverse, then $g^2 = e$ for all $g in G$ , meaning all elements are of order 2.

Such a group is Abelian because the group operation commutes: $(gh)^2 = e$ implies $g$ and $h$ must commute.