Science Olympiad Previous Year Questions - 2

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.

Logical Reasoning

Q1: Five girls are sitting on a bench facing North. Megha is to the left of Beena and to the right of Priya. Latika is to the right of Beena; Garima is between Beena and Latika. Who is second from the left?

(a) Garima
(b) Latika
(c) Megha
(d) Beena

Q2: Which of the following figures will complete the pattern in Fig. (X)?
(a) (b) (c) (d)  

Q3: Count the number of triangles in the given figure.
(a) 10
(b) 13
(c) 12
(d) None of these

View Answer

Solution:

Ans: (c)
Solution: The triangles formed are...
A, B, C, D, E, F, BC, CD, DE, ABC, DEF and ABCDEF 
 ∴ Number of triangle formed = 12

Q4: Pointing towards Kanika, a boy said, "She is the mother of my father's only son." How is Kanika related to that boy?
(a) Sister
(b) Grandmother
(c) Aunt
(d) Mother

Q5: There is a certain relationship between figures P and Q. Establish a similar relationship between figures R and S by selecting a suitable figure from the options which will replace (?) in figure S.
(a) (b) (c) (d)  

Q6: In a specific coding system, if 'UNIQUE' is represented as 'NUQIEU', how would 'GENTLE' be encoded in that same system?
(a) TMHPTD
(b) VOJRVF
(c) EGTNEL
(d) NEGTLE

Q7: Select the correct water image of Fig (X).
(a) (b) (c) (d) 

Q8: Arijit correctly remembers that he visited Punjab before thirteenth of August but after ninth of August. His sister Trishika correctly remembers that Arijit visited Punjab after eleventh of August but before fourteenth of August. On which day of August did Arijit visit Punjab?

(a) Eleventh
(b) Twelfth
(c) Tenth
(d) Thirteenth

Q9: If all the vowels are taken out from the given sequence, which element is second to the left of the fifth element from the right end?
(a) R
(b) U
(c) Q
(d) ©

Q10: How many different possible combinations of one colour pencil and one rubber cap can be formed from 5 different colour pencils and 6 different rubber caps?

(a) 22
(b) 25
(c) 36
(d) 30

Science

Q11: Which  of the following is the main organ of the circulatory system ?

(a) 

(b) 
(c) 
(d) 

Q12: Identify the relationship in the given analogy and select the option that satisfies the same relationship. Fish: Swimming
(a) Kangaroo: Hopping
(b) Rabbit: Slithering
(c) Duck: Crawling
(d) Rohu: Running

Q13: Look at the given diagram carefully. The organs protected by the given structure of bones are ______ .
(i) Stomach
(ii) Lungs
(iii) Liver
(iv) Heart
(a) Only (i) and (ii)
(b) Only (i) and (iii)
(c) Only (ii) and (iii)
(d) Only (ii) and (iv)

Q14: Swati resides in a hostel and has six roommates. Among them, four have fallen ill. Which of the following can transmit the infection to Swati?
(a) Roshni who has anaemia
(b) Sakshi who has scurvy
(c) Neha who develops a dust allergy
(d) Ritika who has a cold

Q15: In which of these layers of atmosphere, changes in the weather can be seen? 
(a) Thermosphere
(b) Stratosphere
(c) Troposphere
(d) Mesosphere

Q16: Unscramble the given letters to identify a plant that possesses fibrous roots.
(a) A B N E
(b) H W T E A
(c) A R T O C R
(d) U I T N R P

Q17: Sonia, while transferring the oil from the container, found a change in ...................... .

(a) Volume
(b) Mass
(c) Shape
(d) Temperature

Q18: Which among the given plants disperses its seeds by the same mechanism as balsam?
(a) Pea
(b) Cocklebur
(c) Hiptage
(d) Madar

Q19: Layer X of the atmosphere is situated above the stratosphere and ranges from 50-85 km above the Earth's surface. Identify layer X and select the correct statement regarding it.
(a) All weather changes take place in layer X of the atmosphere.
(b) Space shuttle orbits the Earth in layer X of the atmosphere.
(c) A gas present in layer X protects us from ultraviolet radiation from the Sun.
(d) Layer X prevents small rocks and meteors from reaching the Earth's surface.

Q20: Select the option that accurately represents the sequence of processes in a water treatment facility.
(a) Z, Y, X
(b) Z, X, Y
(c) Y, X, Z
(d) X, Y, Z

Q21: Statement 1 : Energy is the ability to do work.
Statement 2 : Energy is the exerted force on a body.
Which one of the following is correct about the above statements? 
(a) Both statements are true. 
(b) Both statements are false. 
(c) Statement 1 is true and 2 is false. 
(d) Statement 1 is false and 2 is true.

Q22: Which of the following actions can contribute to decreasing both air and water pollution?
(i) Use of electrostatic precipitators
(ii) Closing industries that cause pollution
(iii) Less use of insecticides and pesticides
(iv) Building dams
(a) (i) and (iv) only
(b) (ii) and (iii) only
(c) (ii) and (iv) only
(d) (i), (ii), (iii), and (iv)

Q23: Names of a few items are listed: Metal vase, Plastic bottle, Jute bag, Cotton shirt, Fruit peel, Steel plate, Newspaper, Wooden chair. How many of these are biodegradable?
(a) 3
(b) 4
(c) 5
(d) 6

Q24: Given below are a few statements related to a planet. It is composed of gases. It features prominent rings made of ice and rocks surrounding it. It is the second largest planet in the Solar System. Identify the planet and select the correct statement regarding it.
(a) It has 27 moons.
(b) It is also known as the Blue Planet.
(c) It takes approximately 30 years to revolve around the Sun.
(d) All of these

Q25: Choose the correct statement about bat?
A bat finds its food : 
(a) By high pitched sounds produced by the bat bounce off the food and then come back to the bat. 
(b) With the help of eyes. 
(c) By smell of the food. 
(d) All of these

Q26: The time taken by the moon to go around the Earth once is ______________. 
(a) One month
(b) One year
(c) 27.3 days
(d) 45 days

Q27: Kavya has a container whose volume is 40 cm³. Which of the following substances can be held in this enclosed container?
(i) 50 cm³ of water
(ii) 80 cm³ of oxygen
(iii) 55 cm³ of sand
(iv) 60 cm³ of nitrogen

(a) (ii) only
(b) (i) and (iii) only
(c) (ii) and (iv) only
(d) (i), (ii), (iii), and (iv)

Q28: Study the food chains given below carefully. 
Grass → Goat → Man 
Leaves →  Giraffe → Lion 
Papaya →  Fruit fly → Lizard 
Which of the following statements holds true for given food chains? 
1. Food chains start with plants. 
2. All animals eat plants and other animals. 
3. Animals that eat plants become food for the other animals. 
4. Animals eat other animals which are smaller than them. 
(a) 1 and 2 
(b) 2 and 4 
(c) 1 and 3 
(d) 3 and 4

Q29: Select the statement that is incorrect.
(a) Taj Mahal was designed by architect Ustad Ahmad Lahori.
(b) The construction of Qutb Minar was initiated by Iltutmish and finished by Qutb-ud-din Aibak.
(c) Gateway of India is a 26 m high structure with four turrets.
(d) Around the base of Sun temple are the images of animals, foliage, warriors on horses, etc.

Q30: The part of coconut seed that enables it to float in water for dispersal to distant places is:  
(a) White edible part 
(b) Outermost fiber cover 
(c) Coconut milk 
(d) Hard shell 

Q31: Sanjana lived along with her six roommates in a house in Delhi. One day, out of them four fell ill. Which of these cases will make Sanjana fall ill?
(a) Kiara who has beri beri.
(b) Priya who has cancer.
(c) Neha who developed a dust allergy.
(d) Swati who has a cold.

Q32: Select the odd one out based on habitat.
(a) Cedar
(b) Sundari tree
(c) Larch
(d) Pine

Q33: Unscramble the provided letters to find the name of a tree: C A A I C A. Now, determine the accurate statement about it:
(a) Leaves of this tree are needle-shaped with a waxy coating to prevent damage due to snow.
(b) Leaves of this tree are long, thin, and devoid of stomata.
(c) Leaves of this tree are small to prevent water loss due to transpiration.
(d) Leaves of this tree are broad and flat and contain stomata only on the upper surface.

Q34: Megha accidentally touched a hot pan and spontaneously withdrew her hand from the metal. Why did she react spontaneously?
(a) Due to the attraction of the hot pan
(b) Due to repulsion of the pan
(c) Due to reflex action
(d) Due to the brightness and heaviness of the pan

Q35: The diagram shows the path of a ball when kicked at point P and return to the ground again at S. The point at which the ball has the maximum potential energy is ________. 
(a) P 
(b) Q  
(c) R 
(d) S

Q36: Select the incorrect match:
(a) Vitamin C - Scurvy
(b) Vitamin D - Rickets
(c) Vitamin A - Osteoporosis
(d) Vitamin B - Beriberi

Q37: Chaitanya suffers from stomachache and indigestion whenever he eats any wheat product whereas his brother Satvik complains of bad vision in dim light. Which of the following holds true for them? 
(a) Chaitanya is suffering from Vitamin C deficiency and should take more of citrus fruits in his diet.
(b) Satvik is suffering from iron deficiency and should take more of spinach, apple, etc. in his diet.
(c) Chaitanya is allergic to wheat products. So, he should stop taking them to avoid illness caused due to their consumption.
(d) Satvik is suffering from Vitamin B1 deficiency. So he should take more of carrots and papaya.

Q38: Kishan and his two friends Hari and Mohan are trying to get a good harvest. Which among the three would get the best harvest? 

1. Kishan loosened the soil, added manure, and sowed the seeds. He sprayed pesticides to protect the crops.
2. Hari ploughed his fields, added manure, sowed seeds, and irrigated them. He sprayed pesticides too.
3. Mohan sowed seeds, added water, and sprayed pesticides whenever needed.
(a) Kishan
(b) Mohan
(c) Hari
(d) None of these

Q39: Which of the following safety guidelines should be adhered to while on the road?
(a) Always walk on the footpath.
(b) Always obey the traffic signals.
(c) Always wear your seatbelt when in a moving vehicle.
(d) All of these

Q40: P is a substance that possesses a specific volume but lacks a fixed shape. What could P be?
(a) Nitrogen
(b) Eraser
(c) Milk
(d) Water vapor

Q41: Which of the following was the first artificial Indian satellite?
(a) Rohini
(b) Bhaskara
(c) Apple
(d) Aryabhata

Q42: A cold drink bottle mouth was capped with a balloon. The size of the balloon can be increased by putting it _______ . 
(a) In front of fan 
(b) In normal water 
(c) In cold water 
(d) In hot water

Q43: Select the accurate statement.
(a) Limestone contains the mineral lignite.
(b) Gneiss is formed from quartzite.
(c) Bedrock contains humus.
(d) Petroleum is also called black gold.

Q44: Select the correct option that includes only communicable diseases:
(a) Cholera, Typhoid
(b) Chikungunya, Scurvy
(c) Rickets, Diarrhea
(d) Typhoid, Beriberi

Q45: Which of the following changes can be observed on heating? 
(a) Liquid water changes to ice. 
(b) Water vapour changes to liquid. 
(c) Ice changes to liquid water.   
(d) Water vapour changes to ice.

Achievers Section

Q46: Adhyay created groups of animals based on their habitats but made errors in each grouping. Identify the mistakes and choose the correct option.
(a) Swallow of group I must be interchanged with guppy of group III.
(b) Penguin of group IV must be interchanged with squirrel of group II.
(c) Toad of group II must be replaced with Koala.
(d) Frog of group III must be replaced with a lizard.

Q47: Study the various steps of the water cycle as marked below:
A for rains
B for evaporation of water
C for water in rivers and lakes
D for cloud formation

What will be the correct arrangement of letters A, B, C, and D that represents the water cycle?
(a) B, D, A, C
(b) B, A, C, D
(c) B, C, D, A
(d) B, D, C, A

Q48: Read the given sentences and select the option that correctly fills any two of the given blanks: 
(i) Point under the ground where the earthquake begins is called _______. 
(ii) _______ is a dormant volcano. 
(iii) Hollow top of a volcano is called _______. 
(iv) _______ occurs due to lack of rain. 
(a) (i) Epicenter, (ii) Mt. Popa
(b) (iii) Vent, (iv) Drought
(c) (i) Focus, (iv) Earthquake
(d) (ii) Mauna Kea, (iii) Crater 

Q49: Four pupils were asked to identify forces X and Y from the given description and also give one more application of each one of these forces. Force X is responsible for falling of a fruit that gets detached from tree on the ground whereas force Y is responsible down a ball rolling on the ground. Which of the pupils stated the correct applications of these forces?

Q50: Read the statement and choose the correct option True (T) and False (F). 
(A) Gases have weight, that is why it is easier to carry an empty LPG cylinder than a full one.
(B) Liquid has a definite volume but no definite shape.
(C) Tin is the only metal that is liquid at room temperature.

(a) FTF
(b) TFF
(c) FFF
(d) TTF