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- 1. Multiple Choice
In a pond, there are very tiny plants which are too small to be seen by our eyes. They are important to the aquatic animals in the pond because they ___________________.
protect them
provide them with warmth
are a source of food for them
break down dead organisms into simple substances
- 2. Multiple Choice
Flowers benefit from the visits of insects like butterflies and bees because they _______________________________________.
pollinate the flowers
lay eggs on the flowers
provide food for the flowers
disperse the seeds of the flowers
- 3. Multiple Choice
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- 4. Multiple Choice
4 students made the following statements below about some animals. Which is the correct statement?
Ailee: Whale is a fish as it lives in water
Ben: Guppy is a mammal as it gives birth
Clark: Spiny anteater is a mammal as it suckles its young
Denise: Crab is an amphibian as it can breathe in water and on land.
- 5. Multiple Choice
Tricia put a red rose and white rose into a beaker of red-coloured water each. After a few days, she made the following statements.
A: The white rose turned red.
B: Only the white rose took in water
C: The stem transported water to the flowers
Which of the following statements are correct?
A only
B only
A and C only
B and C only
- 6. Multiple Choice
A and B only
C and D only
B and D only
A and C only
- 7. Multiple Choice
Gabriel has a toy car. He turns the key a few times to wind it up.
Which of the following statements are true after he released it?
A: The potential energy of the car will increase as it moves along the floor.
B: The potential energy in the car decreases then increases as it moves along the floor.
C: The kinetic energy of the car starts to increase and then decrease as it moves along the floor.
D: The potential energy in the car will be converted to kinetic energy and heat energy as it moves along the floor.
C and D only
A,B and C only
B, C and D only
All of the above
- 8. Multiple Choice
Ali, Bala, Carl and Denise made a statement each about the living things in the aquarium.
Ali: The fish breathe through their gills
Bala: The fish give out oxygen for the plants
Carl: Plants take in oxygen through their roots.
Denise: The plants take in dissolved oxygen in the water.
Which of the following statements are correct?
Ali and Bala
Bala and Carl
Ali and Denise
Carl and Denise
- 9. Multiple Choice
Helen felt cold in an air conditioned room.
Which of the following statements can be used to explain correctly why she felt cold?
Her body lost heat to the surrounding air
Her body gained heat from the surrounding air
Her body lost coldness to the surrounding air
The surrounding air lost coldness to her body
- 10. Multiple Choice
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