Science Olympiad Previous Year Paper - 2 | Science Olympiad for Class 1 PDF Download

Ans: (b)
Tricycle S is first from the right end. So, tricycle O is fifth from the right end.

Ans: (d)
Third Wednesday of January 20XX falls on 20th January. So, Shilpa went to meet her grandmother on 20th January.

Ans: (b)
Except option B, all others are water transports.

Ans: (b)
The pattern followed in number of dogs is :

So, the missing figure is

Ans: (c)

Ans: (a)
Kid is the baby of goat. Goat says bleet-bleet. It eats grass and gives us milk.

Ans: (b)

• Frog – Army is the correct match because a group of frogs is commonly referred to as an army.
• Other options like Monkey – Pride and Cow – Sleuth do not represent correct group names.
• Understanding these terms helps in recognizing how different animals are categorized in groups.
• For example, a group of lions is called a pride, but monkeys do not have that designation.

Ans: (a)
Lion is a wild and a carnivorous animal.

Ans: (c)

• Snake is the correct answer because it is a legless reptile.
• Unlike a rat and a grasshopper, which both have legs for movement, a snake moves by slithering.
• A spider has eight legs, making it another example of an animal with legs.
• Thus, the only option that does not have legs is the snake.

Ans: (b)

• The toy cat is classified as a non-living thing because it lacks the ability to reproduce. Unlike living beings, non-living objects do not have biological processes that allow them to create offspring.
• While it is true that the toy cat cannot move on its own, this characteristic alone does not define it as non-living.
• Additionally, the amount of fur or the ability to grow are not the primary reasons for its classification as non-living.
• In summary, the key factor is that it cannot reproduce, which is a fundamental characteristic of living organisms.

Ans: (a)
We eat the meat of many animals like chicken, hen, goat, etc.

Ans: (b)
Lion, bear, tiger, elephant are wild animals. Ox, cow and horse are domestic animals.

Ans: (a)
All the things mentioned are found on animal bodies.

Ans: (d)
According to the given diagram, a grasshopper can be placed at the place ’X’ as it has wings and six legs. Woodpecker is a bird with two legs and has wings for flying. Frog and spider have four and eight legs respectively, and they do not possess wings. So these three cannot be placed at the X.

Ans: (d)

• Gram is a type of pulse, which is a category of legumes.
• In this analogy, we need to find a type of cereal that corresponds to X.
• Barley is a well-known type of cereal grain, making it the correct answer.
• The other options do not fit the category of cereals, as they are either legumes or nuts.

Ans: (b)

• The sequence of letters is quite complex, but if you look closely at option (b), you can find the word "SMELL" hidden within it.
• By crossing out every alternate letter starting from the first letter, you can isolate the letters that form the word.
• This exercise tests your ability to identify patterns and words related to the sense of smell.
• Thus, the correct answer is option (b), which is associated with the sense of smell.

Ans: (c)
Words hidden in the word grid are GROWL, TRUMPET, CROAK. Growl is the sound of Tiger, the sound of elephant is trumpet and croak is the sound of frog. Cry of monkey is chatter.

Ans: (b)

• Mason is the correct match because a mason is a professional who constructs buildings using materials like bricks and stones.
• The other options are incorrect as they do not accurately describe the professions: a tailor sews clothes, an electrician works with electrical systems, and a carpenter builds furniture or structures from wood.
• Understanding these roles helps clarify what each profession specializes in, making it easier to identify the correct match.

Ans: (b)

• The Moon does not produce its own light; instead, it reflects light from the Sun. This is why we can see the Moon shining at night.
• The statement about the Sun moving from West to East is incorrect; it actually appears to move from East to West in the sky.
• The Moon is not larger than the Sun; in fact, the Sun is much bigger than the Moon.
• While many stars are smaller than the Sun, there are also stars that are much larger, making the last statement inaccurate.

Ans: (d)

• All insects have wings to fly is incorrect because not all insects possess wings; some, like ants, do not.
• Birds have teeth to tear their food is also false; birds do not have teeth; they have beaks.
• All animals lay eggs is misleading as some animals, like mammals, give birth to live young.
• Since all the statements are incorrect, the answer is All of these.

Ans: (c)

• Eating food that is covered helps to keep it clean and safe from contaminants.
• Covered food is less likely to be exposed to dust and germs.
• It also helps to maintain the freshness and flavor of the food.
• In contrast, uncovered, junk, or stale food can pose health risks.

Ans: (d)
X could be bear because it is both plant and animal eater. Cow eats only plants while tiger and frog eat only animals.

Ans: (d)

• Option (d) is correct because it emphasizes safety. Playing with sharp objects can lead to serious injuries.
• Options (a), (b), and (c) suggest unsafe or inappropriate behaviors.
• Walking on the footpath is generally safer than walking on the road.
• Running on stairs can cause falls, and fighting in classrooms is disruptive and harmful.

Ans: (d)

• The letters "MSOEK" can be rearranged to form "SMOKE," which is a common air pollutant.
• The letters "STUD" do not form a relevant word related to air pollution.
• Both "SMOKE" and "STUD" are options, but only "SMOKE" is a pollutant.
• Thus, the correct answer is "Both A and B" since "SMOKE" is the key pollutant in the air.

Ans: (b)
When we are ill doctor treats us and helps us to recover soon.

Ans: (a)
Books cannot grow as these are non-living things. But Girl ant and butterfly can grow as these are living things.

Ans: (d)

• Both statements A and B are correct: Wearing a sweater in winters is common to keep warm, and carrying an umbrella during the rainy season is wise to stay dry.
• Statement C is not entirely accurate: While some people may sit in the sun during summer, it is not a general practice for everyone.
• Thus, the correct answer is option D: Both A and B are valid statements.

Ans: (c)
Stable is a home of horse, cow lives in shed, pig lives in sty and sheep lives in farm.

Ans: (a)

• When a person feels sick, the best place to seek help is a hospital.
• A hospital has medical professionals who can provide the necessary treatment and care.
• Other options like a post office, bank, or restaurant do not offer medical assistance.
• Therefore, visiting a hospital is the most appropriate choice for health issues.

Ans: (a)
A. A plant grows from seeds.
B. Mammals can reproduce themselves and give birth to their young ones.
C. A table cannot move as it is a non-living thing.
D. A boy can grow into a man.

Ans: (a)
In the given grid, four names of the materials that are used to make clothes are hidden. These are: Leather, Nylon, Cotton, wool.

Abs: (b)
Lion, whale, camel and crow live in forest, water, desert and nest respectively.

Ans: (c)
Body of fish, crocodile and snakes are covered with scales.

Ans: (d)
Giraffe is a herbivorous animal that does not eat remains of dead animals.