Q.1 |
Why is it easier to draw water from a well using a pulley instead of simply pulling a bucket with a rope? |
a) |
The pulley helps us change the direction of the force. |
b) | The pulley gives us the energy to pull the water up. |
c) | The water weighs much more when a pulley is used. |
d) | The water is pulled through a shorter distance with a pulley. |
Q.2 |
Sunny fully filled a glass bottle with water, put a stopper in it and placed it upright in the freezer overnight. When she looked at it in the morning, the stopper was out of the bottle and a column of ice had emerged through the opening of the bottle. Which one of the following is the best explanation for what Suman had observed? |
a) |
Extra water condensed from the air in the freezer and then froze to form the column of ice. |
b) | The volume of water increased when the water froze, forcing the stopper out of the bottle and forming the column of ice. |
c) | The bottle and stopper had contracted, allowing the water to pour out and form the ice column. |
d) | The bottle had contracted when it was put in the freezer and the water could no longer fit into it. |
Q.3 |
Which of these is the outermost layer of the fruit? |
a) |
Exocarp |
b) | Mesocarp |
c) | Endocarp |
d) | None of the above |
Q.4 |
Which of these statements are correct? |
a) |
Joints are necessary for movement. |
b) | Skeletal and muscular systems interact to allow movement to take place. |
c) | Muscles pull on the bones when they contract and hence cause movement. |
d) | All of the above |
Q.5 |
When a matter gains or loses heat, a change in state can occur. In which of the following changes of state is heat lost? |
a) |
Liquid → Gas |
b) | Gas → Liquid |
c) | Solid → Liquid |
d) | All of the above |
Q.6 |
Which one of these is the producer in the food chain? |
a) |
Rat |
b) | Snake |
c) | Grass |
d) | Eagle |
Q.7 |
Nitrogen-fixing bacteria convert nitrogen into its nitrates or nitrite which is used by ___________. |
a) |
plants |
b) | herbivores |
c) | carnivores |
d) | omnivores |
Q.8 |
I protect the heart and the lungs. I have curved bones which are fused firmly together. What am I? |
a) |
Skull |
b) | Ribcage |
c) | Spine |
d) | Sternum |
Q.9 |
Plants are amazing organisms, but not all plants respond to stimuli in the same way. Based on their characteristics, which of the following plants MOST LIKELY exhibits a response to stimuli, a trait not typically observed in most plants? |
a) |
Venus flytrap |
b) | Sunflower |
c) | Mimosa pudica |
d) | Both a and c |
Q.10 |
Which of these gases is present in a very small quantity in the air, and is very important to plants? |
a) |
Oxygen |
b) | Nitrogen |
c) | Carbon dioxide |
d) | Inert gas |
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Sample PDF of SilverZone - International Talent Hunt Olympiad (ITHO) PDF Sample Papers for Class 5:
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Answers to Sample Questions from Olympiad Success:
Q.1 : a | Q.2 : b | Q.3 : a | Q.4 : d | Q.5 : b | Q.6 : c | Q.7 : a | Q.8 : b | Q.9 : c | Q.10 : c