Group D LEVEL 1 Previous Year Question 2025-05-12 Shift 1 Shift Common

The crystalline lens of the eye mainly helps in:

What is the role of nitrogen gas in chip packets?

Which of the following experimental observations provides the strongest evidence for the existence of particles in matter?

If a conductor has a resistance of 10 Ω and a potential difference of 5 V is applied across it, what is the current flowing through it?

Which of the following is a safe sex method to help prevent the transmission of HIV (human immunodeficiency virus)?

The marks obtained by 15 students out of a maximum of 26 in a test are given as 14, 12, 17, 16, 19, 13, 14, 15, 11, 23, 16, 22, 21, 18, and 25. Find the product of the possible modes of this set of data.

If p : q : r = 13 : 5 : 14 and r : s = 42 : 3, then what is the value of p : q : r : s?5

A vendor bought 100 dozens of bananas for ₹4,800 and sold them at 4 bananas for ₹20. Find his gain percentage.

If 2a + b + c = 0 and 8a3 + b3 + c3 = kabc, then find the value of k2.

\( \text{Simplify: } -5 \times [ -4 \times \{ -3 - (2 \times (-3) \times (-4) + 5 \times 6) - 3 \} \div (-20 \times 3) ] \times \frac{0.5}{2 \times 5} \)