Level 1 ISO Previous Year Papers Class 4

Level 1 ISO Previous Year Papers Class 4 enable students in gearing up for the Science Competitive Exams of Class 4 and also striving to achieve academic excellence. Solving Previous Year Question Papers allows students to easily review the syllabus. Students will have no idea how much learning they have retained and no matter how much they understand they have to learn and practice it thoroughly. Although retention is extremely important for exam success, previous year papers will reflect how much retention you possess and how far you still need to go. The Indian Talent Olympiad aims to provide students with a kit containing the previous year's question papers. This pack comes with practice OMR sheets, four sets of question papers, and an answer key. Students can start competing in the Science Olympiad, which maximizes their reasoning abilities and empowers them to think creatively.


Total Questions : 40

Time : 65 Minutes


1. Additional 10 minutes will be given to students to fill up the student’s information before the start of the exam.
2. All questions are compulsory and carry equal marks. Use of calculator is not permitted.
3. There is only one correct answer, hence mark one choice only.
4. Rough work should be done on a blank sheet of paper.


1. Which unit is used to measure how warm or cool the air is?
a. Grams
b. Kilometers
c. Degrees Celsius
d. Cubic centimetres


2. Which list below best shows how energy moves in a food chain
a. Grass cows humans sun
b. Sun grass cow humans
c. humans cows grass sun
d. cows grass sun humans


3. Which object has the greatest flexibility?
a. wooden block
b. paper cup
c. metal nail 
d. glass bottle


4. Gravity and magnetism are both
a. common forces
b. natural cycles
c. states of matter
d. forms of energy


5. The process of heating food to a temperature that kills most harmful bacteria without much effect on its taste is _________.
a. conjugation
b. nitrogen-gixing
c. pasteurization
d. fission


6. Bacteria live in group called ______ which are usually circular.
a. Flagella
b. Colonies
c. kingdoms
d. niches


7. Which of the following is an example of kinetic energy ?
a. A baseball moving from the pitcher to the catcher
b. A new flashlight battery
c. A pendulum at the top its swing
d. A rock sitting on the top of a large hill


8. Which of these is a change in chemical composition?
a. A lake freezes solid.
b. A copper bar is rolled into a flat sheet .
c. Gravel, sand and water are mixed.
d. Vinegar bubbles when baking soda is added


9. To make an electromagnet, a conductor should be coiled around _____.
a. An iron nail
b. A glass tube
c. A wooden stick
d. A role of paper


10. Which of these best completes the statement about the interaction of the respiratory system with the circulatory system? The lungs add ______.
a. Oxygen to the blood
b. Carbon dioxide to the blood
c. Nutrients to the blood
d. Bile to the blood


11. Because burning fossil fuels creates much pollution, alternatives are being investigated. What might limit the use of wind as a major energy source?
a. Wind power does not create pollution.
b. Turbines and generators in the wind machines create electricity.
c. Wind machines have huge blades to capture the wind.
d. The strength of the wind varies.


12. Which of the following do typical plant cell have that typical cells do not?
a. Cytoplasm
b. Mitochondria
c. Nuclei
d. Chloroplasts


13. Which gas go animals need to carry out life processes ?

a. Oxygen
b. Carbon monoxide
c. Helium
d. Nitrogen



The diagram shows a graduated cylinder containing water. From which position will the most accurate measure of the volume of the water be made?
a. Position 2
b. Position 3
c. Position 4
d. Position 1


15. The process of digestion in human is completedin:
a. Oesophagus
b. Small intestine
c. Stomach
d. Large intestine


16. In human digestive system, bile is secreted by:
a. Pancreas
b. Liver
c. Kidneys
d. Stomach


17. The autotrophic mode of nutrition requires :
a. Carbon dioxide and water
b. Chlorophyll
c. Sunlight
d. All of the above


18. The correct order of steps occurring in nutrition in animals is;
a. Ingestion absorption Digestion Assimilation
b. Ingestion Digestion Assimilation absorption
c. Ingestion Digestion absorption Assimilation
d. Ingestion Assimilation Digestion absorption


19. The inner lining of stomach is protected by one of the following from harmful effect of hydrochloric acid. This is:
a. Pepsin
b. Mucus
c. Saliva
d. Bile


20. Most hazardous metal pollution of automobile exhaust is:
a. Cd
b. Hg
c. Copper
d. Lead


21. One litre of water is equivalent to :
a. 1.5 kg
b. 1.25 kg
c. 1.00 kg
d. 0.9 kg


22. The study of fossils is known as :

a. Patrology
b. Seismology
c. Palaeontology
d. Bathymetry


23. Drama : Director :: Team : ?
a. Spectator
b. Captaion
c. Player
d. Play ground


24. How many edges are in a cube?
a. 6
b. 12
c. 8
d. 16


25. Which of the following pairs of words have the same relationship as FAN-HEAT
a. Water : Drink
b. Food : Hunger
c. Teach : Student
d. Air : Breathe


26. Three the following four are alike in a certain way and so form a group. Which is the one that does not belong to that group?
a. Mars
b. Jupiter
c. Earth
d. Moon


27. In following question, group the given figures into three classes using each figure only once

a. 1,2,5 ; 3,7,8 ; 4,6,9
b. 1,7,2 ; 3,9,6 ; 4,5,8
c. 2,3,8 ; 4,6,9 ; 1,5,7
d. 5,6,9 ; 3,4,1 ; 2,7,8


Direction(28-29) in each of the following questions, select a figure from amongst the four alternatives, which when placed in the blank space of figure (X) would complete the pattern.

28. Identify the figure that completes the pattern.

a. 1
b. 2
c. 3
d. 4


29. Identify the figure that completes the pattern.

a. 1
b. 2
c. 3
d. 4


30. Which number replaces the question mark?

a. 5
b. 4
c. 8
d. 3


31. Which number replaces the question mark?

a. 4
b. 6
c. 5
d. 1


32. Which number replaces the question mark?

a. 2
b. 5
c. 4
d. 1


33. Stored energy is called _______.
a. Potential energy
b. Kinetic energy
c. Friction
d. Inertia


34. A small magnet that turns freely and always point north is a _______.
a. Pole
b. Electromagnet
c. Generator
d. Compass


35. How long does it take for the moon to complete one revolution around the earth?
a. One day
b. One week
c. 29 1/3 days
d. 365 days


36. The states of matter are
a. Anything that has gravity
b. Solids, liquids and gas
c. Facts of information
d. All of these


37. When Earth’s shadow blocks the moon, it is called a
a. Solar eclipse
b. Lunar eclipse
c. Axis
d. Phase


38. Fill in the blank, Babies will ________ or get traits from their parents.
a. Offspring
b. Survive
c. Reproduce
d. Inherit


39. Which is an example of a taproot?
a. Grass
b. Conifer tress
c. Carrot
d. Rose bush


40. Mammals live on ______.
a. Mountains
b. Oceans
c. Land
d. All the above