Science Olympiad Model Test Paper - 2

Ans: (d)

• The pattern increases by 3 each time: 12 to 15 is +3, 15 to 18 is +3.
• Continuing this pattern, after 18, we add 3 to get 21.
• After 21, the next number is 24, which is also +3 from 21.
• Thus, the missing number is 21, making the complete sequence: 12, 15, 18, 21, 24, 27.

Ans: (b)
Except option B, all others cannot fly.

Ans: (d)

So, there are 9 circles in the given figure.

Ans: (c)
As, ₹ 100 > ₹ 77 
So, amount in option C is enough to buy the given toy guitar.

Ans: (a)
Kite V is first kite from the right end. So, kite M is fourth kite from the right end.

Ans: (d)
Ribcage protects lungs and heart.

Ans: (c)

• Payal's mother has two sisters and one brother.
• This means her mother is one of the four children of Payal's maternal grandfather.
• So, the total number of children Payal's maternal grandfather has is four: one mother + two sisters + one brother.
• Thus, the correct answer is (c) Four.

Ans: (b)
Tongue is a sense organ used to taste, and to tell that there is a salt in the vegetable or not, our tongue is used to taste it.

Ans: (d)

• Peach is an example of a one-seeded fruit, which means it typically contains a single seed.
• Orange is a good example of a fruit that contains multiple seeds, making it a few-seeded fruit.
• Other options like Papaya and Pomegranate do not fit the description as well as Orange does.
• In this analogy, we need to find a fruit that is classified as a few-seeded fruit.

Ans: (b)
Running and cycling are outdoor activities. They are done to maintain proper health.

Ans: (a)

• Storms are typically characterized by their fast-moving winds, not slow and gentle ones.
• They often bring rain and lightning, which can lead to severe weather conditions.
• Storms can indeed cause damage to both life and property, making options (c) and (d) correct.
• Therefore, the statement in option (a) is the only one that is not correct regarding storms.

Ans: (d)
Examples of food grains are: Maize, Barley, Wheat and rice.

Ans: (a)
If a thing that cannot feel sound and cannot listen. Then it is a non living thing.

Ans: (c)

• Frog - Group is the incorrect match because frogs are typically referred to as a "knot" or "army," not a "group."
• In contrast, a Bear is indeed associated with a Sloth, a Goat can belong to a Tribe, and a Giraffe is known to be part of a Tower.
• Understanding these terms helps clarify how different animals are categorized in groups.
• Thus, the correct answer is (c) because it does not accurately represent the common terminology used for frogs.

Ans: (b)
One should not lie down while reading.

Ans: (a)

• CIASNPH can be unscrambled to form the word SPINACH, which is a vegetable.
• The correct statement is that its edible part prepares food for the plant, as spinach leaves are involved in photosynthesis.
• Other options refer to different functions of plant parts, but they do not apply to spinach.
• Thus, the edible part of spinach is primarily responsible for making food through the process of photosynthesis.

Ans: (c)

• A plumber is a professional who specializes in installing and repairing pipes and taps.
• They ensure that water systems in homes and buildings function properly.
• Other options like a tailor and mason do not work with plumbing systems, while an electrician focuses on electrical systems.
• Thus, the correct answer is plumber as they are specifically trained for this type of work.

Ans: (d)
Out of five sense organs of Priya, namely eyes, ears, tongue, nose and skin only eyes are covered and all other organs are free to work. Hence, Priya can hear, touch, taste and smell to recognise things.

Ans: (c)
Given diagram shows the structure of tooth.

Ans: (d)

• Standing on the seat is a dangerous action that can lead to serious injuries in case of sudden stops or accidents.
• It is important to always wear a seat belt to ensure safety during a ride.
• Keeping hands and head inside the vehicle prevents accidents and injuries.
• Not disturbing the driver is crucial for maintaining focus and ensuring everyone's safety.

Ans: (c)

• Washing of clothes is done using water and detergent, and it does not need air to occur.
• In contrast, burning of gas stove requires oxygen from the air to fuel the fire.
• Drying of clothes often involves air circulation to help evaporate moisture.
• Flying of kite depends on air currents to lift and keep the kite in the sky.

Ans: (a)
This figure illustrates our chest.

Ans: (b)
Brain : Helps us to think and remember.

Heart : Pumps blood to all parts of the body.

Lung : Helps us to breathe.

Stomach: Helps us in digestion.

Ans: (c)

• The question asks for a combination of boxes that form the name of an animal living in a hole.
• By examining the options, boxes 3 and 10 combine to spell "rat," which is a common burrowing animal.
• The other options do not form the name of an animal that lives in a hole.
• Thus, the correct answer is (c) 3 and 10.

Ans: (b)
Brain helps in thinking. Heart pumps blood. Tongue helps in tasting, lungs help in breathing.

Ans: (b)

• Statement 1 is incorrect because a dancing doll, despite moving, is not a living thing; it is an object operated by mechanisms.
• Statement 2 is correct; a grapevine is a living plant that can grow and respond to its environment.
• Statement 3 is correct; fish are living creatures that can feel and react to stimuli.
• Statement 4 is also correct; many man-made items originate from materials that were once part of living organisms.
• Thus, the only correct statement is 3, making option (b) the right choice.

Ans: (d)

• Butter is a dairy product made from milk, not from plants.
• Erasers, chairs, and perfumes can all be made using materials derived from plants.
• For example, some erasers are made from rubber, which comes from rubber trees.
• Chairs can be made from wood, which is a plant material, and perfumes often use plant extracts for their scents.

Ans: (c)
Lungs help us to breathe, heart beats like a drum and it also pumps blood to all parts of the body.

Ans: (d)

• To report a theft, the appropriate place is a Police station, where law enforcement handles such matters.
• Sikhs visit a Gurdwara to offer their prayers, which is their place of worship.
• The other options do not correctly match the activities described in the sentences.
• Thus, the correct sequence is Police station for reporting theft and Gurdwara for prayers.

Ans: (b)
In the given figure 'P' and 'R' represent the nose and the tongue.

Ans: (d)
Reproductive system helps to produce young ones as reproductive organs are present in them.

Ans: (d)

• P includes animals that live in water, such as Whale, Fish, Octopus, and Dolphin.
• Q consists of animals that are typically found on land, like Monkey, Giraffe, Bear, and Buffalo.
• The correct classification is between Water animals and Land animals, making option (d) the right choice.
• This distinction is based on the natural habitats of the animals in each group.

Ans: (d)

• It is true that heart pumps blood through out our body.
• Brain is the thinking part of the body and smallest unit is known as cell.

Ans: (b)
When a baby is newly born it contains 270 bones.