2025 · Level 1
Evening
Group D LEVEL 1 Previous Year Question 2025-05-12 Shift 3 Shift Common
100 questions
120 min
100.0 marks
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Which of the following observations could NOT be explained by Rutherford’s model of the atom?
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If the speed of a wave is 300 m/s and its wavelength is 0.75 m, the frequency of the wave is _________.
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Which of the following is NOT a method of irrigation?
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An electric bulb is rated 110 Watt – 220 Volt. The current drawn by the bulb is:
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If an object moves from point A to point B (50 m east) and returns to point A in 10 seconds, its average velocity is:
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The gas released on the reaction of metal carbonate with hydrochloric acid turns lime water milky. The released gas is:
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What is the IUPAC name for an organic compound with two carbon atoms and a hydroxyl (−OH) functional group?
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Which of the following expressions is representing the correct lens formula?
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Which of the following statements are correct about molecular mass?
Statement 1: The molecular mass of a substance is the sum of the atomic masses of all
the atoms in a molecule of the substance.
tatement 2: It is also known as the relative mass of a molecule.
Statement 3: It is expressed in atomic mass units (u).
Statement 1: The molecular mass of a substance is the sum of the atomic masses of all
the atoms in a molecule of the substance.
tatement 2: It is also known as the relative mass of a molecule.
Statement 3: It is expressed in atomic mass units (u).
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Why do we experience muscle cramps after heavy exercise?