Note: The questions provided in this document are similar to the questions that were asked in the actual Olympiad exam. So, we recommend you study these for your Olympiad preparation.
Ans: (a)
A bike runs on petrol. Similarly, an air conditioner runs on electricity.
Q2: There is a specific connection between the numbers in the left pair. Determine the same connection in the right pair and identify the missing number. 14 72 : : ? : 82
(a) 12
(b) 14
(c) 16
(d) 18
Ans: (c)
Q3: If a mirror is placed on the line AB, which of the option figure shows the correct image of the given question figure?
(a)
(b)
(c)
(d)
Ans: (a)
If a mirror is places on the line AB then the following of the answer figures is the right image of the given figure.
Q4: Silk Worm is to Silk as Sheep is to _____.
(a) Leather
(b) Wood
(c) Wool
(d) Cotton
Ans: (c)
Silk is obtained from silk worm; similarly, wool is obtained from sheep.
Q5: Identify the missing number in the following sequence: 3, 8, 15, 24, 35, 48, ?
(a) 53
(b) 54
(c) 63
(d) 62
Ans: (c)
Q7: Which two signs should be interchanged to make the equation correct?
6 + (9 - 3) ÷ (8 + 1) × (7 - 4) = 24
(a) × and ÷
(b) + and ÷
(c) - and ÷
(d) + and -
Ans: (a)
After interchanging × and ÷,
We get
6 + (9 - 3) × (8 + 1) ÷ (7 - 4) = 6 + 6 x 9 ÷ 3 = 24
Q8: How many consonants in the provided series are directly preceded by a vowel? V E T R V T E S B A W R I P V O T
(a) Two
(b) Three
(c) Four
(d) Five
Ans: (d)
Q9: Gurpartap has 5 holidays in between every consecutive exam. The first exam is on 26th of February, which is a Friday. On which day will he have the next exam, if he has exams in a leap year?
(a) 2nd March
(b) 3rd March
(c) 4th March
(d) 5th March
Ans: (b)
In a leap year, there are 29 days in February. So, if he has one exam after 5 days, which are 27th, 28th, 29th, 1st and 2nd, so he will have his next exam on 3rd of March.
Q10: Komal travels 3 m to the South, then makes a left turn and moves 5 m. After that, she turns left again and goes 3 m. What is her distance from the starting point now?
(a) 3 m
(b) 4 m
(c) 5 m
(d) 8 m
Ans: (c)
Ans: (b)
The motion of pendulum is not rotatory as it does not complete a full circle.
Q12: Observe the method of separation applied to a mixture of 'P' and 'Q' and select the option that identifies the components correctly.
(a) P - Water; Q - Table salt
(b) P - Water; Q - Oil
(c) P - Water; Q - Sand
(d) P - Water; Q - Sugar
Ans: (c)
The process being demonstrated is filtration.
The mixture of P and Q forms a suspension. Sand being insoluble in water forms a suspension.
Hence, P is water and Q is sand.
Q13: Which of the following statements are false?
(i) Human body is a bad conductor of electricity.
(ii) The air gap surrounding an electric circuit acts as an insulator.
(iii) A battery always has two terminals.
(iv) When electricity lights up a bulb, no heat is produced.
(a) (i) and (ii) only
(b) (iii) and (iv) only
(c) (i) and (iv) only
(d) (ii) and (iii) only
Ans: (a)
Q14: Read the following statements and choose the accurate option.
Statement 1: Fuse wire should possess a low melting point.
Statement 2: Fuses are intended for minimal current flow only.
(a) Both statements 1 and 2 are true, and statement 2 is the correct explanation of statement 1.
(b) Both statements 1 and 2 are true, but statement 2 is not the correct explanation of statement 1.
(c) Statement 1 is true, but statement 2 is false.
(d) Both statements 1 and 2 are false.
Ans: (c)
Q15: Directions: Read the statements given below and choose the correct option accordingly.
Assertion (A): In desert plants, leaves are modified into spines.
Reason (R): Modification of leaves into spines helps to prevent water loss, through transpiration.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, but R is true.
Ans: (a)
In desert plants, the leaves are modified into spines. This modification helps in reducing the loss of water through the leaves (in the form of transpiration). Hence, the reason is the correct explanation of the assertion.
Q16: The instrument used to see above the water surface from submarine is
(a) macroscope
(b) periscope
(c) microscope
(d) telescope
Ans: (b)
The instrument used to see above the water surface from submarine is called periscope.
Q17: Consider the two processes mentioned below:
Process A: Anaerobic bacteria digest animal waste and produce biogas.
Process B: The biogas is then burnt as fuel.
The following statements pertain to changes in these processes. Choose the correct one.
(a) Only Process A is a chemical change.
(b) Only Process B is a chemical change.
(c) Both processes A and B are chemical changes.
(d) None of these processes is a chemical change.
Ans: (c)
Both the processes are chemical changes as new substances are formed as products in both the reactions. Both these changes are irreversible.
Q18: Two activities were demonstrated for the students of class VI.
Activity I: An iron rod was heated till red hot.
Activity II: An iron blade was added to the blue solution of copper sulphate which turned Green. A reddish brown deposit was also formed on the blade.
Four students arrived at different conclusions from the observations.
(a) Reyansh: Both the activities depict a change in colour and thus they are chemical changes.
(b) Aryan: Activity I is a physical change and activity II is a chemical change.
(c) Aishmeen: Both the activities depict a change in colour and are thus they are physical changes.
(d) Ikshita: Activity I is a chemical change and activity II is a physical change.
Ans: (b)
Heating of the rod is a physical change as no new substance is formed in the process.
A chemical change occurs when the iron nail is added to the solution of copper sulphate.
Iron + Copper sulphate Copper + Ferrous sulphate
Hence, Aryan's observation is correct.
Q19: Observe the Venn diagram classifying the objects/materials on the basis of transmission of light through them.
Select the option that correctly illustrates P, Q and R.
(a) P: Plastic; Q: Wood; R: Brick
(b) P: Glass; Q: Wood; R: Brick
(c) P: Glass; Q: Butter paper; R: Brick
(d) P: Glass; Q: Ink; R: Water
Ans: (c)
Glass is a transparent material.
Butter paper is translucent.
Brick is opaque.
Therefore, option (c) is correct.
Q20: 'X' is a plant fibre and is obtained from the fruit of the plant. The fibre is thick, brow, strong and has high abrasion resistance.
Select the X among the given options.
(a) Jute
(b) Coir
(c) Hemp
(d) Flax
Ans: (b)
Coir is a natural fiber of the coconut husk. It is a thick and coarse but durable fiber.
Q21: Select the accurate statements.
I. Chalk forms a homogeneous mixture with water.
II. Edible oil is immiscible with water.
III. Oiled paper is transparent in nature.
IV. Handles of cooking pans are made up of plastic or wood.
(a) I and II only
(b) II and IV only
(c) II, III and IV only
(d) III and IV only
Ans: (b)
Q22: Which of the following mixtures can be separated using the following apparatus?
(a) Water and Vinegar(b) Kerosene and Petrol
(c) Water and Lemon juice
(d) Water and Petrol
Ans: (d)
A separating funnel is a device used to separate two or more liquids which are immiscible and form separate layers when the mixture is left undisturbed. The denser component of the mixture forms the lower layer.
Water and petrol are immiscible liquids and can be separated using a separating funnel.
Q23: Ruchi intends to prepare halwa for her mother. However, the semolina (suji) has mixed with rice, and some alpins have also fallen into the mixture. Which combination of methods will assist Ruchi in separating each component of the mixture?
(a) Handpicking and threshing
(b) By using a magnet and distillation
(c) Winnowing and sieving
(d) By using a magnet and sieving
Ans: (d)
Q24: Which of the following indicates a wrong pairing?
(a) A homogeneous gas-liquid mixture: Carbonated drink
(b) A homogeneous solid-solid mixture: Bronze
(c) A heterogeneous solid-gas mixture: Smoke
(d) A homogeneous liquid-liquid mixture: Oil and vinegar
Ans: (d)
Q25: Which of the following is a type of fruit?
(a) Carrot
(b) Apple
(c) Potato
(d) Lettuce
Ans: (b)
Q26: Which of the following statements is/are incorrect?
I. Growing of a plant is a non-periodic and chemical change.
II. Occurrence of day and night is a periodic and non-desirable change.
III. Digestion of food is a slow and chemical change.
IV. Breaking of glass is a physical and reversible change.
(a) II only
(b) II and IV only
(c) I and III only
(d) IV only
Ans: (b)
Q27: Inside the torch, two or more cells are placed with the following arrangement:
(a) Negative – positive – positive – negative
(b) Negative – negative – positive – positive
(c) Positive – negative – positive – negative
(d) Positive – positive – negative – negative
Ans: (c)
Inside the torch, two or more cells are placed with positive – negative – positive – negative terminals to power the torch, else with any other arrangement, it won't work.
Q28: Observe the following table classifying W, X, Y and Z as physical and reversible changes.
Which of the following options regarding W, X, Y and Z is incorrect?
(a) W represents cutting of paper.
(b) X represents freezing of water.
(c) Y represents melting of wax.
(d) Z represents moulding of clay.
Ans: (a)
All the listed processes are physical changes. Cutting of paper is a physical change which is irreversible. Although there is no change in the properties of the substance, the pieces cannot be put together to get the original paper.
Hence, the example for W in option (1) is incorrect.
Q29: Which of the following options is FALSE?
(a) A firki does not rotate in a closed area due to lack of air movement.
(b) An empty glass is not empty as it is filled with air.
(c) We see bubbles in water before it starts boiling because dissolved air is expelled out of heating.
(d) A weathercock shows the accurate speed with which the air is moving at that place.
Ans: (d)
A weathercock shows the direction in which the air is moving at that place.
Q31: Select the item that does not belong based on its decomposition properties.
(a) Polythene bag
(b) Aluminium wrap
(c) Glass bottle
(d) Eggshell
Ans: (d)
Q32: Rashmi, a Class 6 student, categorized four groups of foods that help in building the body. However, she made an error in one of the groups. Identify the group that contains the incorrect item and choose the right option.
(a) Gram, Moong dal, Toor dal
(b) Paneer, Milk, Egg
(c) Fish, Mango, Rice
(d) Egg, Beans, Pea
Ans: (c)
Q33: Consider the following list of substances:
a. Sand
b. Mud
c. Coconut oil
d. Copper sulphate
e. Wheat flour
Copper sulphate is the odd one in the list because
(a) it is unique with respect to its blue colour
(b) it is not edible
(c) it is a sublimable substance
(d) it is soluble in water
Ans: (d)
The most basic property which makes copper sulphate unique in this list is that it is soluble in water, whereas all the other substances are insoluble in water.
Q34: Refer to the given analogy and select the correct option regarding
P.Garlic : Stem :: P : Root
(a) Onion
(b) Sweet potato
(c) Turmeric
(d) Brinjal
Ans: (b)
Q36: Eric was learning about shadows and light, and was trying to make a project on that topic. The following is the image he has made while working on his project.
What does arrow depict in the image?
(a) Umbra
(b) Shadow
(c) Penumbra
(d) Both (1) and (3)
Ans: (c)
So, the arrow is point at the part where some light reaches and it is grey in colour. i.e. Penumbra.
Q37: Specific properties of three vitamins X, Y and Z are given below:
X: Synthesised in the body by the action of sunlight
Y: Required for good vision
Z: Required for blood clotting
Choose the incorrect statement from the options given below.
(a) Z cannot be stored in the body.
(b) Deficiency of X causes weak bones.
(c) Y is found in abundance in carrots, papaya, broccoli and mangoes.
(d) Deficiency of Y can lead to night blindness.
Ans: (a)
The correct identification of X, Y and Z is: Vitamin D, Vitamin A and Vitamin K, respectively. Option 1 is incorrect regarding Vitamin K. Vitamin K is a fat-soluble vitamin which can be stored in the fatty tissue of the body.
Q38: Select the option that correctly fills in the blanks. __L___ are made of yarns, and yarns are made up of __M__.
(a) L: Fibre; M: Fabrics
(b) L: Fabrics; M: Fibre
(c) L: Fibre; M: Yarn
(d) L: Textiles; M: Fibre
Ans: (b)
Q39: Read the given paragraph and select the incorrect statement regarding the italicized words. Leaves prepare their food in the presence of sunlight and green-coloured substance present in them. For this, they use water and oxygen. This process is called photolysis. The prepared food ultimately gets stored only in the fruits of the plant.
(a) Green must not be replaced as it is correctly mentioned.
(b) Oxygen must be replaced with carbon dioxide.
(c) Photolysis must be changed to photosynthesis.
(d) Only in fruits must not be changed as it is correctly mentioned.
Ans: (d)
Q40: Study the classification chart given below showing two types of skeletal joints (P and Q).
Which of the following statements is correct regarding these?
(a) In joint Q, the round end of one bone fits into the hollow part of another bone.
(b) Joint P is also present between the vertebrae.
(c) Joint Q is also present between the bones of fingers.
(d) Joint P allows movement in all directions, whereas joint Q allows only sideways movement.
Ans: (a)
Shoulder and hip joints represent the ball and socket joint. In the ball and socket joint, one end of the bone fits into the hollow part of another bone. Elbow and knee joints represent a hinge joint which shows restricted movement. Hinge joint is not present between the vertebrae. Fixed joint is found in the vertebrae. Hinge joints are present between the bones of fingers.
Q41: Analyse the following statements and select the option which shows the group of correct statements.
(i) Black soil is good for cotton.
(ii) Cotton, jute, flax, hemp, coir and ramie are plant fibres.
(iii) Fabric is made from yarn by weaving or knitting.
(iv) Alluvial soil is bad for cotton.
(v) The spinning of fibres decreases the strength of the yarn.
(a) (i), (ii) and (iii)
(b) (i), (iii) and (v)
(c) (i), (iv) and (v)
(d) (ii), (iii) and (iv)
Ans: (a)
Hence, the statements (i),(ii) and (iii) are correct
Hence, the statements (iv) and (v) are incorrect
Q42: During night, Moon appears shining although it is not a luminous body because of
(a) reflection of the sunlight
(b) absorption of the sunlight during day
(c) collision of rocks on the surface of Moon
(d) burning of gases on the surface of Moon
Ans: (a)
During night, Moon appears shining although it is not a luminous body because it reflects the sunlight.
Q43: Refer to the provided statements and identify the accurate ones.
(i) In rainforest plants growing in the lower strata have big leaves to absorb sunlight.
(ii) Leaf insect and stick insect show camouflage.
(iii) Nostrils of camels have flaps to keep nostrils closed during dust storms.(iv) Small ears minimize heat loss in a polar bear.
(a) (i) and (iii) only
(b) (i), (iii), and (iv) only
(c) (ii), (iii), and (iv) only
(d) (i), (ii), (iii), and (iv)
Ans: (d)
Q44: Study the given venn diagram and select the correct option.
(a) X could be jute fibre.
(b) Y could be cotton.
(c) Y could be flax.
(d) X could be ramie.
Ans: (c)
Option (3) is correct because flax is a bast fibre obtained from the stem of the plant.
All other options are incorrect.
Cotton is obtained from the seed.
Jute and ramie fibres are obtained from the plant stem.
Q45: Select the correctly matched pair.
(a) Pelvic girdle - Includes clavicle and scapula
(b) Sternum - Protects delicate brain
(c) Femur - Fits into the hip girdle
(d) Humerus - Longest and strongest bone of the body
Ans: (c)
(a) a = wire mesh, b = opaque, c = luminous, d = non-luminous
(b) a = non-luminous, b = luminous, c = opaque, d = wire mesh
(c) a = wood, b = wire mesh, c = non luminous, d = non-luminous
(d) a = opaque, b = wire mesh, c = luminous, d = wood
Ans: (a)
Q47: Match the parts (a, b, c, d) of the chart with the statements (1, 2, 3, 4) given below:
(a) a - 2, b - 4, c - 1, d - 3
(b) a - 2, b - 1, c - 4, d - 3
(c) a - 4, b - 2, c - 3, d - 1
(d) a - 3, b - 1, c - 4, d - 2
Ans: (a)
Winnowing: The process of separation of lighter particles from heavier particles with the help of wind is called winnowing.
Filtration: This method is used for separating fine insoluble solid particles from the liquid.
Condensation: The process of conversation of water vapour into its liquid vapour called condensation.
Saturated Solution: When a solution of a liquid and solid has enough of the solid and it cannot take any more solid, the solution is called saturated solution.
Q48: Read the provided passage where certain words are italicized. Identify the incorrect italicized words and select the incorrect statement about them. The process of evaporation plays an important role in bringing water back to Earth. The surface of Earth gets hotter as we move higher from the surface. Air as it moves up gets cooler. At a sufficient height, the air becomes cool, and the water present in it condenses to become fog.
(a) Evaporation must not be changed as it is correctly mentioned.
(b) Hotter must not be changed as it is correctly mentioned.
(c) Cooler must not be changed as it is correctly mentioned.
(d) Fog must be changed to droplets.
Ans: (d)
Q49: Read the given statements and select the option that correctly fills in the blanks in any two of them.
(i) Exoskeleton in cockroaches is made up of ____. (ii) _____ in fish is filled with air and helps them to move up and down in water. (iii) In snails, ______ secretes slime and moves the snail along. (iv) Body shape in earthworms is maintained by the fluid present inside the body. Such a skeleton is called ____.
(a) (i) Keratin; (ii) Fins
(b) (ii) Swim bladder; (iii) Muscular foot
(c) (iii) Tentacles; (iv) Liquid skeleton
(d) (i) Lignin; (iv) Exoskeleton
Ans: (b)
Q50: Skeleton of the body is the combination of which two components?
(a) Cartilages and bones
(b) Water and blood
(c) Muscles and fat
(d) Fat and cartilages
Ans: (a)
The combination of cartilages and bones forms the skeleton of the body.
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