NLSTSE- National Level Science Talent Search Exam

NLSTSE- National Level Science Talent Search Exam

NLSTSE- National Level Science Talent Search Exam 


NLSTSE or The National Level Science Talent Search examination is a diagnostic skill test conducted by the Unified Council that lets students upgrade and improve their learning abilities and educational performance in the field of Science. The specialty of this exam is that it asks concept-based questions to assess the conceptual clarity of students and also provides them with feedback on the same. 

           The Unified Council has been conducting exams in countries like India, Saudi Arabia, Qatar, Yemen, Indonesia, Oman, Russia, Kuwait, Nepal, Iran, Tanzania, etc, since 1998 and promoting healthy competition among bright candidates.

NLSTSE Exams Details

Exam NameNational Level Science Talent Search Examination
Conducting AuthorityThe Unified Council, Hyderabad
Students eligible for appearing1-12 standard
Mode of ExamOnline
Level of ExamInternational Level Exam
Official Website

NLSTSE Eligibility Criteria

Students studying in standards 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, are eligible to appear for the exam. 

Students studying in class 11th and 12th in PCM and PCB are also eligible to appear for the exam.

The schools should be associated with NLSTSE or if not, then individual entries can also be accepted.  

How to Apply for National Level Science Talent Search Exam

Below, the step-wise guidance has been given to apply successfully for the NLSTSE exam:-

  1. First, visit the official website of NLSTSE, i.e. –
  2.  You can see a link saying “ Click here for Online Registration of Individual Students for NSTSE, UIMO, UIEO & UCO” and click on the “Register Here” button below.
  3. Click on the button that says “Click Here to register”.
  4. Now, you have to select the class you are in. After selecting your class, a list of Olympiad Exams will open.
  5. You will be directed to three options, out of which you have to choose one and then click on “Continue”.
  1.  Exam Registration Fee + Success Series Book + 2 Previous Question Papers
  2. Option 1 Feature + Online Olympiad Preparation Packages
  3. Option 2 Feature + Online Olympiad Mock Test Packages

6. Enter your personal details like Name, Father’s Name, Mobile Number, E-mail, Address, School Name, Place, and Educational Board. After filling in the details, tick on the box on which “I agree to the terms and conditions” is written and then click on “SUBMIT”.

7. Now, you will be directed to the fees submission page, where you have to pay the amount and then download the acknowledgment receipt. You can pay through Net Banking, Credit, or Debit Cards.

8. Now, you can download the application form for future reference.

9. Students can also apply for NLSTSE through their school. The school sends a list of the names of students who wish to apply for the exam to the Unified Council along with their demand draft. 

NLSTSE Exam pattern

ClassTotal no. of questionsTotal marks
Class 14040
Class 25050
Class 3 -106060
Class 11-12 (PCM & PCB)6060

Important points:

  1. The type and level of difficulty of questions will differ from one class to another.
  2. Questions will be asked in MCQ format.
  3. There is no negative marking in the exam.
  4. Time duration of the exam is 1 hour/60 minutes.

National Level Science Talent Search Exam Detailed Syllabus

Class 1

Addition and SubtractionMultiplication and DivisionShapes
ScienceLiving and Non-living Things
Plants and AnimalsAir and WaterUniverse and Planets

Class 2

MathematicsNumbersBasic Operations (Addition, Subtraction, Multiplication, and Division)FractionsTime and MoneyLength, Mass and Capacity2D and 3D ShapesPictographs
General ScienceLiving and Non-living Things 
Plant Life and Animal LifeHuman BodyAir and WaterSafety and First AidUniverse and PlanetsRocks and MineralsHousing and Clothing

Class 3-5

MathsNumber SystemFactors and MultiplesArithmeticFractions and DecimalsGeometryMeasurementsMensurationData Handling
ScienceHuman Body (Nervous system, Bones and Muscles)Plant LifeThe Human Body (Food and Health)Animal LifeSoil, Rocks and Minerals AirNatural ResourcesWeatherMatterForce, Work and EnergyThe MoonSafety and First Aid
Critical ThinkingLogical & Inductive Reasoning
Conducive Application in Real Life

Class 6-8

MathsRational NumbersLinear Equations in One VariableComparing QuantitiesData HandlingSquares and Square RootsUnderstanding Quadrilaterals and Practical GeometryCubes and Cube RootsAlgebraic Expressions and IdentitiesVisualising Solid ShapesMensurationDirect and Inverse ProportionExponents and PowersFactorisationIntroduction to Graphs
ScienceForce and PressureSynthetic Fibres and PlasticsFriction SoundChemical Effects of Electric CurrentFood Production and ManagementMetals and Non-metalsCoal and PetroleumCell Structure and FunctionsCombustion and FlameMicroorganisms
Critical ThinkingDecision Making
Logical & Inductive ReasoningTactics and Strategy

Class 9-10

MathsReal Numbers
PolynomialsPair of linear equations in two variablesQuadratic equationsArithmetic ProgressionsTrianglesCoordinate GeometryIntroduction to TrigonometrySome Applications of trigonometryCirclesConstructionsAreas related to circlesSurface areas and volumesStatisticsProbability
PhysicsThe Human Eye and the Colourful World
LightElectricityMagnetic Effects of Electric CurrentSources of Energy
ChemistryChemical Reactions and Equations
Acids, Bases and SaltsMetals and Non-metalsCarbon and its CompoundsPeriodic Classification of Elements
BiologyLife Processes
Control and CoordinationReproductionHeredity and EvolutionOur EnvironmentManagement of Natural Resources
Critical ThinkingDecision Making
Logical & Inductive ReasoningTactics and Strategy

Class 11-12 (PCM)

MathsNumber System
Quadratic equationsArithmetic ProgressionsPercentagesTrianglesCoordinate GeometryIntroduction to TrigonometrySome Applications of trigonometryCirclesConstructionsAreas related to circle surface areas and volumesStatisticsProbability
PhysicsWork and Energy
light motion and ForceSoundElectricityMagnetic Effects of Electric CurrentSources of Energy
ChemistryPhysical and Chemical Changes
Organic and Inorganic ChemistryAcids, Bases and SaltsMetals and Non-metalsCarbon and its CompoundsChemical Reactions and EquationsPeriodic Classification of Elements
Critical ThinkingDecision Making
Subjective & Objective AnalysisConscious Application in Real LifeLogical & Inductive ReasoningTactics and Strategy

Class 11-12 (PCB)

PhysicsSame as Physics syllabus of PCM 
ChemistrySame as Chemistry Syllabus of PCM
BiologySome Common Diseases
Human BodyCarbon and its CompoundsOur EnvironmentReproductionAirCellular Level of OrganisationLife ProcessesWaterStructure of AtomMicro-organismsDiversity in Living OrganismsPlant and Animal NutritionSoilFood Production & ManagementHeredity and Evolution
Critical ThinkingSame as Critical Thinking of PCM 

NLSTSE Preparation Tips

1) The important key to cracking the NLSTSE exam is to practice. Practice your paper according to the syllabus as much as you can.

2)  Practice taking mock-test papers and sample papers in the given exam time frequently to assess your progress, in the given exam and to also practice time management.

3) Make sure you only study relevant rather than unnecessary and too much material. Rely on NCERT and other important books for study.

4) Grab the concepts clearly and be sure to improve your weak areas.

5) Stay healthy. Take short breaks in between. And keep your mind fresh.


In the article above, has provided you with all the necessary information regarding NLSTSE preparation. 

               What you need to do is relax first and start with the preparation with dedication, strategy, and discipline. If you are passionate about Science and if you are committed to studying hard, no wonder you will crack this highly prestigious NLSTSE exam!

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