Science Olympiad Questions for Class 11

The NSO class 11 previous year papers let students compare their academic performance to other students at their level. By participating in the Olympiad exam for class 11 science, students can improve their math, science, computer, and English skills. Students can analyze their weaknesses and strengths through national or international science Olympiads.

This olympiad exam for class 11 science provides a comprehensive assessment of students' knowledge, which motivates them to improve their grades. Students are judged based on their reasoning and scientific reasoning abilities.

How hard are NSO exams?

NSO questions aren't simple hypotheticals; they require you to think creatively and act accordingly. The NSO class 11 sample papers need in-depth study, even if the question seems complex and you understand the concept but can't decode it. It is possible to breeze through the test if you prepare well and concentrate.

When should you study for Class 11 NSO?

A child is most likely to succeed in school if he or she studies for 5-6 hours a day with perfect attention. It's also important to know the topic well. You can answer any question as long as you understand all the concepts in the science olympiad class 11 sample papers. Keep these things in mind to create a learning environment. Make a study plan. You need to let your family and friends know what you're doing so they can support you.

Syllabus for Science Olympiad Exams

These are the chapters covered in most of the Science Olympiad Exams.

Units and Measurements

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Mechanics

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Properties of Matter

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Heat and Thermodynamics

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Oscillations

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Waves

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Some Basic Concepts of Chemistry

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Structure of Atom

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Classification of Elements and Periodicity in Properties

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Chemical Bonding and Molecular Structure

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States of Matter

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Thermodynamics

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Equilibrium

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Redox Reactions

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Hydrogen

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The s-Block Elements

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The p-Block Elements(Groups 13 and 14)

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Organic Chemistry - Some Basic Principles and Techniques

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hydrocarbons

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Environmental Chemistry

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Diversity in the Living World

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Structural Organisation in Plants and Animals

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Cell : Structure and Functions

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Plant Physiology

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Human Physiology

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Free Sample Questions for

Question 1

Which chemical equation shows an acid-base reaction?
A. CH_3COOH + NaOH ->CH_3COONa + H_2O
B. (Cr_2O_7)^(2-) + 14H^+ + 6e^(-) hArr 2Cr^(3+) + 7H_2O
C. Fe^(2+) + Ce^(4+) hArr Fe^(3+) + Ce^(3+
D. Cl^(-) + Ag^(+) rArr AgCl(s)

Question 2

Which cycle illustrates the path of water through the environment?
A. nitrogen cycle
B. carbon cycle
C. phosphorus cycle
D. hydrologic cycle

Question 3

What is the molarity of 138 g NaOH dissolved in 4000 mL of water?
A. 0.8625 M
B. 1.725 M
C. 3.45 M
D. 6.90 M

Question 4

An organ that produces and releases a substance or secretion is a gland.
A. True
B. False

Question 5

This process releases energy in the cell when there is an insufficient amount of oxygen and can produce lactic acid or alcohol.
A. Fermentation
B. Photosynthesis
C. Calvin cycle
D. Chemosynthesis

Question 6

The primary impact of climate change on species diversity is expected to be
A. an increased number of extreme weather events.
B. an increased variability in weather.
C. decreased precipitation worldwide.
D. changes in available habitat because of changing temperatures.

Question 7

Which scientist was able to successfully isolate the nucleus in 1911 via the gold foil experiment?
A. J. J. Thomson
B. Robert Millikan
C. Niels Bohr
D. Ernest Rutherford

Question 8

A force of 20 N is applied on a lever arm at a distance of 3 meters from the fulcrum. If the distance was changed to 6 meters from the fulcrum, and the force was applied at the same angle, how much force would be needed to produce the same amount of torque?
A. 10 N
B. 20 N
C. 30 N
D. 40 N

Question 9

Budding is a form of asexual reproduction that occurs in hydra.
A. True
B. False

Question 10

He invented calculus, laws of physical motion, and a law of universal gravitation.
A. Johannes Kepler
B. Tycho Brahe
C. Nicholas Copernicus
D. Isaac Newton