Chemistry Quiz Quiz

Test your GATE 2025 readiness with this practice quiz on General Aptitude and Chemistry concepts, covering analogies, grammar, logical reasoning, and core chemistry topics. Ideal for aspirants seeking to evaluate and strengthen their knowledge for the CY2025 examination.

1. Analogy Completion

   Courage is to Bravery as Yearning is to which of the following?

   1. Longing
   2. Yelling
   3. Glaring
   4. Yawning

2. Sentence Completion

   Complete the sentence with the correct form: 'We tennis in the lawn when it suddenly started to rain.'

   1. had been playing
   2. would have been playing
   3. could be playing
   4. have been playing

3. Counting Condition Satisfied Pixels

   Given a 4x4 digital image with pixel intensities U as 0, 1, 0, 2; 4, 7, 3, 3; 5, 5, 4, 4; 6, 7, 3, 2, how many pixels have U ≤ 4?

   1. 9
   2. 8
   3. 11
   4. 3

4. Logical Figure Matching

   In a diagram, numbers associated with a rectangle, triangle, and ellipse are 1, 2, and 3 respectively. If P, Q, and R are variables matched to these, which option gives P, Q, and R values respectively?

   1. P=5; Q3; R=6
   2. P=3; Q=6; R=6
   3. P=6; Q=5; R=3
   4. P=5; Q=6; R=3

5. Effect of Changing Width of Rectangle

   If a rectangle with length L and width W (L u003E W) has its width increased by 10%, which statement is correct for all L and W?

   1. The rectangle becomes a square.
   2. Area increases by 10%.
   3. Length of the diagonals increases by 10%.
   4. Perimeter increases by 10%.

6. Statement-Response Matching

   Given these pairs: P. This house is in a mess. Q. I am not happy with the marks given to me. R. Politics is a subject I avoid talking about. S. I don’t know what this word means. Which matches each to the most appropriate response: 1. Alright, I won’t bring it up during our conversations. 2. Well, you can easily look it up. 3. No problem, let me clear it up for you. 4. Don’t worry, I will take it up with your teacher.

   1. P-2; Q-3; R-1; S-4
   2. P-3; Q-4; R-1; S-2
   3. P-4; Q-1; R-2; S-3
   4. P-1; Q-2; R-4; S-3

7. Function Behavior with Age

   If weight as a function of age increases up to 50 years and then decreases, and two brothers have identical functions with a₁ u003C a₂, which is correct about the age when their weights match?

   1. a₁ u003C a u003C 50
   2. a₁ u003C 50 u003C a₂
   3. Either a₁ = 50 or a₂ = 50
   4. 50 u003C a u003C a₂

8. Polygons and Triangles to Squares

   A regular dodecagon is inscribed in a circle and all 12 triangles are used to form squares of side d. How many squares can be formed and how many triangles needed for each square?

   1. 3:4
   2. 2:6
   3. 4:3
   4. 3:3

9. Exponent and Equation Solving

   If a real variable x satisfies 3^(2x) = 27 × 9, what is the value of (2^x)^2?

   1. 2^15
   2. 2^3
   3. 2^-1
   4. 2^0

10. Calculating Average Earnings

    A doctor earned in 100 shifts: if the earning per shift is 1000(X-0.2) where X is the number of patients per shift, and distribution is 20 shifts at 5 patients, 40 shifts at 6 patients, 30 shifts at 7 patients, and 10 shifts at 8 patients, what is the average earning per shift?

    1. 6,100
    2. 6,000
    3. 6,300
    4. 6,500

11. Phosphazene Superbases

    Which structure corresponds to the phosphazene compound that acts as a superbase?

    1. Structure B: Cl CH3 Cl Si Cl—P=N CH3 Cl
    2. Structure A: N=N=N
    3. Structure D: Bu N Bu Bu P-NH Bu
    4. Structure C: N-P-N

12. Rochow-Müller Process

    Which reaction is used in the synthesis of Me₂SiCl₂ through the Rochow-Müller process?

    1. SiCl + Mo₂Zn 0 °C
    2. SiCl₄ - 2 MeMgB 0 °C
    3. Si:Cu (8:1) + 2 MeCl 300 °C
    4. Si:Fe (2:1)- 2 MeCl 300 °C

13. Magnetic Susceptibility and Temperature

    Upon cooling, the magnetic susceptibility of MnO increases until 118 K, then decreases. What is this phenomenon called?

    1. ferromagnetism
    2. paramagnetism
    3. antiferromagnetism
    4. ferrimagnetism

14. Basic Math Operations

    Solve: If y = 3x + 2 and x = 4, what is the value of y?

    1. 14
    2. 20
    3. 12
    4. 10

15. English Usage

    Choose the correct sentence: A. She have gone to market. B. She has gone to market. C. She had go to market. D. She has goes to market.

    1. She have gone to market.
    2. She has goes to market.
    3. She has gone to market.
    4. She had go to market.