Class 3 Science Olympiad Mock Test

Which among these will be least useful to send an immediate message?

Bamboo, mud, leaves and straw are the main components to construct which type of house ?

Which among these would be the best material to use, while making the handle of a
tea kettle?

 I am neither insect nor worm. I have eight legs while insects have only six. Who am I?

The effigies of two persons are burnt every year along with R avana on Dussehra. Who are those two persons and what are their relations with Ravana ?

All planets in the solar system rotate anticlockwise, except ‘X’. It is the only planet that
rotates clockwise. What is planet ‘X’?

Ice changes into water and water changes into water vapour. What is the conclusion from this statement?

What are the stages in the life cycle of a plant ?

The primary function of proteins is…

Photosynthesis is the process of making food in plants. Which one of the following gases is used in the process of photosynthesis?

What is the imaginary line that circles the middle of the Earth called ?

Human body system by which the waste material is removed from the body.

Protective foods are ….?

The bird that lays its eggs in the nest of a crow is………..

Which of the following will not dissolve in water?

The amount of matter present in a substance is known as………

How many teeth does a adult human being have?

Which is the smallest part of our body?

Insects breathe through ………………………..

Which is the fastest running bird but cannot fly……………

It is referred to as the body’s head. It aids our ability to see, hear, and think. What exactly is it?

The correct order of food movement in the digestive system after it is swallowed?

When the Earth is seen from outer space, it looks mainly blue. This is because most of the Earth is covered with ____.

Study of the skin ” is known as…………..

The green substance present in the plants………………………

Which of these will take least time to get dry?

The process of breaking down food into simpler substances are called………………

Which gas is most abundant in the Earth’s atmosphere ?

Blood pumps inside our body through narrow tubes are called……………..

Type of root that has many separate roots is called………………..

Read the given statement. ‘X’ is the only organ system which comprises of a different set of organs in male and female individuals. Which of the following is X?

Wet clothes dry faster on a _______.

The final place of digestion is…?

In humans, which of the following vitamins deficiency causes the symptom listed below? The bones soften and bend.

“Study of the skin ” is known as…………..

Lungs are helpful in removing which gas from the Human Body ?

Which of the following is not the part of Respiratory System ?

Which is caused by a virus among the following illnesses?

A seed grows into a new plant called……………….

Small openings in the leaves are called…………….

Which of the following activities should not be done inside the house?

From where do the plants get water and minerals?

The Earth is tilted on an imaginary line called __________.

Grasses grow mostly in _________.

Which process involves evaporation, condensation and precipitation?

Green plants make their own food. They are called?

_________ do not have backbones.

Messages from all parts of the body keep coming to the brain through our

The process of pushing the air out of lungs is called the………

Which of the following is the best source of renewable energy?

Which of these would wrap a sticky tongue around its prey?

The process of breaking down of food into tiny simple pieces is called………..

What helps a woodpecker to climb up and down trees?

Which of these plants has a fibrous root system?

Insects breathe through…………

Which of the following does a butterfly use to smell and find food?

Early men invented this –

When an object is in motion, _____ will change.

The substance that makes plants green is known as –

People in very cold places live in ________.

What causes the fruits to fall from the trees?

Identify the substance which does not dissolve in water.

Which of the following plant shows movement when it is touched?

What is kitchen of the plant?

John ate some unhygienic food for dinner. What will happen to him?

Earth is a blue planet because __________

Which of the following activities should not be done inside the house?

Ram is driving his car. At a crossing, the traffic light shows a red signal. What should he do?

What causes the fruits to fall from the trees?