Entrance Exam Questions for Class 11 Science: Ace Your Prep

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Entrance Exam Questions for Class 11 Science: Ace Your Prep

1. Physics Questions

Topic	Question
Motion in a Straight Line	A car travels 100 km in 2 hours. Calculate its average speed in km/h and m/s.
Newton's Laws of Motion	A ball of mass 1 kg is thrown vertically upwards with a speed of 10 m/s. Calculate the maximum height it will reach.
Work, Energy, and Power	A person lifts a box weighing 25 kg to a height of 1.5 m in 5 seconds. Calculate the power exerted by the person.
Heat and Thermodynamics	A gas undergoes an isothermal process from state A (P = 1 atm, V = 1 L) to state B (P = 2 atm, V = 2 L). Calculate the work done by the gas.
Wave Phenomena	A sound wave with a frequency of 500 Hz travels in air at a speed of 343 m/s. Calculate the wavelength of the sound wave.

2. Chemistry Questions

Topic	Question
Atomic Structure	Give the electronic configuration of nitrogen (atomic number 7) and its oxidation states.
Chemical Bonding	Explain the difference between ionic and covalent bonds. Provide an example of each.
Chemical Reactions and Equations	Balance the following chemical equation: Fe + HCl → FeCl₂ + H₂
Acids, Bases, and Salts	A solution with a pH of 4 is acidic, neutral, or basic? Give a reason for your answer.
Organic Chemistry	Draw the structural formula of ethane (C₂H₆).

3. Biology Questions

Topic	Question
Cell Structure and Function	Explain the structure and function of mitochondria.
Genetics	Define heterozygosity and homozygosity. Give an example of each.
Plant Physiology	Describe the process of photosynthesis.
Human Physiology	Explain the role of the respiratory system in maintaining the body's pH balance.
Ecology	Define the term "ecosystem" and provide an example.

4. Math Questions

Topic	Question
Algebra	Solve for x: 3x² - 5x - 2 = 0
Calculus	Find the derivative of f(x) = x³ - 2x² + 1
Geometry	Find the area of a triangle with base 6 cm and height 8 cm.
Trigonometry	Prove the identity: sin² θ + cos² θ = 1
Statistics	A class of 30 students has a mean score of 85% on a test. One student leaves the class, and the mean score increases to 87%. Calculate the score of the student who left.

Conclusion

These are just a few examples of the types of questions you can expect on your Class 11 Science entrance exam. By practicing these questions and understanding the underlying concepts, you can increase your chances of success on the exam.