Why is the water cycle important to living things?
Your answer=D,
Correct answer= D,
- The metal tank below has a capacity of 1000 cm3.
It can be filled with _____________________.
Your answer=C,
Correct answer= C,
- Su Lin wants the water in the glass to dry up as quickly a possible.
She should ________________________________________.
Your answer=B,
Correct answer= B,
- A beaker containing water at 10° C was left on a table at room temperature. After 5 minutes, water droplets were observed on the outer surface of the beaker.
What inferences can be made based on the experiment above?
A: The room temperature is higher than 10° C.
B: Condensation has taken place.
C: The water droplets come from the water in the beaker.
Your answer=A,
Correct answer= A,
- Study the classification chart below carefully.
Which 1 of the above materials is wrongly classified?
Your answer=B,
Correct answer= A,
- Which 1 of the following diagrams correctly shows the exchange of gases between the leaf of a plant and the surrounding air on a dark night?
Your answer=C,
Correct answer= C,
- Air is matter because it _________________.
A: has mass
B: occupies space
C: cannot be compressed
Your answer=B,
Correct answer= B,
- Which of the statement is/are true about all matter?
A: Matter has volume
B: Matter can be compressed.
C: Matter can be seen.
Your answer=B,
Correct answer= A,
- Which of the following are some causes of water pollution?
A: Oil spills
B: Deforestation
C: Rubbish thrown from a ship
D: A gardener uses insecticide near a pond
Your answer=B,
Correct answer= D,
- Gordon wanted to find out what type of soil was suitable for growing roses. He planted 3 rose plants of similar size in 3 pots, X, Y and Z.
| Pot X
| Pot Y
| Pot Z
|
Material of pot
| Plastic
| Plastic
| Plastic
|
Type of soil
| Garden soil
| Sand
| Clay
|
Amount of water used everyday
| 250 cm3
| 300 cm3
| 350 cm3
|
The 3 plants were placed in the garden as shown below.
Gordon's father told him that he had not carried out a fair test as not all the controlled variables were kept the same.
Which of the following should be kept the same?
A: Type of soil
B: Size of pot
C: Amount of water
Your answer=D,
Correct answer= D,