Kerala LDC 2023 previous year paper practice · PYQ-pattern set

Kerala LDC 2023 PYQ-pattern questions

Showing 10 of the 18 PYQ-pattern questions in this set — freshly worded in that year's pattern, not the original questions. Answers and solutions open under each question.

1. Q1 · History of India

   The Revolt of 1857 began with a mutiny at which place?

   • A. Delhi
   • B. Meerut
   • C. Kanpur
   • D. Lucknow
   Answer and solution

   Answer: B

   The Revolt of 1857, also known as the First War of Independence, began as a sepoy mutiny at Meerut on 10 May 1857 and later spread to other parts of northern India.

2. Q2 · Numbers

   The LCM of two numbers is 180 and their HCF is 15. If one number is 45, what is the other number?

   • A. 60
   • B. 75
   • C. 90
   • D. 120
   Answer and solution

   Answer: A

   Using the formula: Product of two numbers = HCF × LCM. So, 45 × other number = 15 × 180 = 2700. Therefore, the other number = 2700 ÷ 45 = 60.

3. Q3 · Simple and Compound Interest

   A sum of money amounts to ₹7,560 in 3 years at 8% per annum simple interest. What is the principal amount?

   • A. ₹6,000
   • B. ₹6,200
   • C. ₹6,100
   • D. ₹5,800
   Answer and solution

   Answer: C

   A = P(1 + RT/100). 7,560 = P(1 + 3×8/100) = P(1.24). Hence P = 7,560 / 1.24 = ₹6,100.

4. Q4 · Mensuration

   The radius of a circular garden is 14 m. What is the area of the garden? (Use π = 22/7)

   • A. 616 m²
   • B. 588 m²
   • C. 654 m²
   • D. 672 m²
   Answer and solution

   Answer: A

   Area of circle = πr² = (22/7) × 14 × 14 = 22 × 2 × 14 = 616 m².

5. Q5 · Chemistry

   Which gas is released when dilute hydrochloric acid reacts with zinc metal?

   • A. Oxygen
   • B. Hydrogen
   • C. Nitrogen
   • D. Carbon dioxide
   Answer and solution

   Answer: B

   When zinc reacts with dilute HCl, the reaction produces zinc chloride and liberates hydrogen gas: Zn + 2HCl → ZnCl₂ + H₂.

6. Q6 · Health and Hygiene

   Which vitamin deficiency causes the disease Scurvy?

   • A. Vitamin A
   • B. Vitamin B
   • C. Vitamin C
   • D. Vitamin D
   Answer and solution

   Answer: C

   Scurvy is caused by deficiency of Vitamin C (ascorbic acid), which leads to bleeding gums, weakness, and skin problems.

7. Q7 · Sentence Correction

   Identify the type of sentence: 'Please close the door.'

   • A. Interrogative
   • B. Imperative
   • C. Exclamatory
   • D. Assertive
   Answer and solution

   Answer: B

   This is an imperative sentence because it gives a command or request. Imperative sentences typically begin with a verb and may include 'please'.

8. Q8 · Malayalam Grammar (Vyakaranam)

   'കുട്ടികൾ' എന്ന പദത്തിന്റെ ഏകവചനം ഏത്?

   • A. കുട്ടി
   • B. കുഞ്ഞ്
   • C. കുട്ടികൾ
   • D. കുഞ്ഞുങ്ങൾ
   Answer and solution

   Answer: A

   'കുട്ടികൾ' (children - plural) എന്ന പദത്തിന്റെ ഏകവചനം (singular form) 'കുട്ടി' (child) ആണ്.

9. Q9 · Fill in the Blanks

   The government has decided to ______ strict measures against environmental pollution.

   • A. impose
   • B. compose
   • C. dispose
   • D. suppose
   Answer and solution

   Answer: A

   'Impose' means to officially establish or put in place (rules, laws, etc.), which fits the context of implementing strict measures against pollution.

10. Q10 · Indian Constitution and Polity

    Which Article of the Indian Constitution abolishes untouchability?

    • A. Article 15
    • B. Article 16
    • C. Article 17
    • D. Article 18
    Answer and solution

    Answer: C

    Article 17 abolishes untouchability and forbids its practice in any form, making it a punishable offence.