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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1
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Detergents can work in which of the following?
2
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A concave mirror forms an image at a distance of 20 cm when an object is placed 10 cm in front of it. What is the focal length of this mirror?
3
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Which of the following reproductive method will generate greater diversity in population?
4
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Why is the plasma membrane called selectively permeable?
5
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When dilute hydrochloric acid reacts with sodium hydrogencarbonate, which of the following observations is correct?
6
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Read the given Assertion (A) and Reason (R) carefully and select the correct option.
(A): Mendel chose pea plants for his experiments because they were easy to grow and showed distinct contrasting traits.
(R): Pea plants reproduce asexually, allowing Mendel to control crosses easily.
(A): Mendel chose pea plants for his experiments because they were easy to grow and showed distinct contrasting traits.
(R): Pea plants reproduce asexually, allowing Mendel to control crosses easily.
7
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Which of the following methods is an example of asexual reproduction in plants?
8
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Suspensions are different from solutions because:
9
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Providing water to crops at optimal times during their growth cycle directly contributes to what outcome?
10
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If the direction of current in a conductor is reversed, the direction of force on it will: