Science Olympiad Model Test Papers - 2 | Science Olympiad for Class 2 PDF Download

Ans: (c)
20 minutes past 10 is 10 : 20 and clock in option C shows 10 : 20.

Ans: (d)
Straight lines: l₁, l₂,.....,l₁₇ i.e., 17 in number.

Circles : C₁, C₂....., C₆ i.e., 6 in number.

There are 17 – 6 = 11 more straight lines than circles in the given figure.

Ans: (d)
 is used to wear in ears, but   is called .

Ans: (b)
The sum of numbers in each part is 9.

Ans: (b)
The number of straight lines in both inner and outer shapes in the second figure is one less than the first figure.

Ans: (b)
The given animals in pictures 1, 2, 3 and 4 are sheep, hen, cheetah and rhinoceros respectively. Sheep and hen are domestic animals while cheetah and rhinoceros are wild animals.

Ans: (b)
River water is not salty. Sea water is salty.

Ans: (d)
Jaggery is energy giving food. Butter is body building food, and fruits are protective food.

Ans: (d)

• The correct answer is YESE, which unscrambles to EYES.
• The eyes are essential for vision and play a crucial role in perceiving colors, including red.
• Other options do not form any body part related to color recognition.
• Thus, the body part used for identifying the color red is the eyes.

Ans: (c)
People put wire mesh on their doors and windows to protect themselves from flies and mosquitoes.

Ans: (c)

• Underground water is primarily sourced from aquifers, which are layers of soil and rock that hold water.
• A tubewell is a structure that allows us to access this underground water by drilling into the ground.
• In contrast, sources like the ocean, sea, and river are surface water sources and do not provide underground water.
• Thus, the correct answer is (c) Tubewell, as it directly taps into underground water resources.

Ans: (a)
As Mahatma Gandhi is known as the Rashtrapita (Father of the Nation) so his samadhi is located at Raj Ghat.

Ans: (b)

• A foal is specifically the young of a horse. This term is used to describe a baby horse until it is weaned.
• Other options like sheep, kangaroo, and goat refer to different animals and their young ones have different names.
• For example, a baby sheep is called a lamb, and a baby kangaroo is known as a joey.
• Thus, the correct answer is (b) Horse.

Ans: (a)
Peacock is our national bird, and rest all are normal birds.

Ans: (c)

• Man-made things, like machines and tools, are not alive, so they cannot give birth to young ones.
• They can make noise, such as when a car honks or a machine operates.
• However, they cannot feel discomfort or pain, as they lack emotions and sensations.
• Additionally, they cannot breathe, as breathing is a function of living organisms.

Ans: (c)
Hockey is the national game of India. Rest all games are also played in India.

Ans: (c)
Underground metro is the main mode of transport of the people living in Kolkata.

Ans: (d)
The flag of India is a tricolour flag with deep saffron at the top, white in the middle and green at the bottom. In the centre, there is navy blue wheel with twenty four spokes called “Ashok Chakra”.

Ans: (b)

• Kanika and Shalini are sisters, which means they share the same parents.
• Amyra is the daughter of Shalini, making her Kanika's niece.
• In family terms, when a person has a sibling who has children, that person is referred to as an aunt.
• Thus, Kanika is Amyra’s aunt, confirming option (b) as the correct answer.

Ans: (a)
Lakshmi Puja is a family occasion. It is a Hindu festival. A puja is held in honor of Goddess Lakshmi to bring wealth and prosperity to the family in the future. Langar is a special community meal served in Gurudwaras. The birthday of Mahatma Gandhi is celebrated as ‘Gandhi Jayanti’. Christmas celebrates the birth of Jesus Christ.

Ans: (a)

• Both Anamika and Siya are correct in their statements about meal timings. Anamika emphasizes the importance of having meals at a fixed time, which is beneficial for health.
• Siya specifies the types of meals and their appropriate times, which is also a good practice.
• Having a structured meal schedule helps in maintaining a healthy lifestyle.
• Thus, both sisters provide valid points regarding meal times.

Ans: (d)

• Earth is often called the blue planet because of its vast oceans that cover about 71% of its surface.
• The reflection of sunlight off the water gives Earth its blue appearance when viewed from space.
• Other planets like Mercury, Venus, and Jupiter do not have this characteristic, making Earth unique in this regard.
• This nickname highlights the importance of water for life on our planet.

Ans: (d)
Telephone is a means of verbal communication by which two persons can talk to each other. It cannot be mass communication because we cannot communicate to a large number of people at the same time through a telephone. It is not visual or audio-visual means of communication because one cannot see the other person.

Ans: (b)

• The Taj Mahal is famously made from marble, which is a type of metamorphic rock.
• Marble is chosen for its beauty and durability, making it ideal for such a magnificent structure.
• Other options like gneiss, quartzite, and pumice are different types of rocks that were not used in the Taj Mahal's construction.
• Thus, the correct answer is marble, as it is the primary material that gives the Taj Mahal its stunning appearance.

Ans: (a)
An apple is an example of solid matter.

Ans: (b)

• Seed develops into a new plant, so it matches with (3).
• Root anchors the plant, hence it corresponds to (1).
• Fruit comes from the flower, which aligns with (4).
• Leaf is responsible for making food, thus it pairs with (2).

Ans: (a)

• Wax is a natural substance produced by honeybees to build their hives.
• It is secreted from special glands on the bees' bodies and is used to create honeycomb.
• Other options like cow, snake, and hen do not produce wax.
• Thus, the correct answer is honeybee, as they are the only ones among the options that produce wax.

Ans: (d)
Lunch box is made up of plastic or metal.

Ans: (d)
The Moon and the Planets are also the part of the solar system.

Ans: (b)
Shadows are formed when a solid (opaque or translucent) object gets in the way of light.

Ans: (a)
Object P is blocking the path of the source of light, so the shadow of P will form on the wall.

Ans: (c)
At 4 PM the height of Pole P is 2.5. If the pole P is 2 m, this shows that there is only 0.5 m difference in the height hence we can assume that there is not much difference in the height of pole Q as well. Therefore, the nearest option is 4m.

Ans: (b)
When ice melts, a solid (ice) turns into liquid (water). When a glass breaks into pieces or a paper tears into pieces, there is no change in the state of matter, a solid remains a solid. On freezing, liquid (water) changes into a solid (ice).

Ans: (d)
A tyre is made up of rubber and contains air, a gas. A bottle is a made up of plastic and contains water, a liquid.