A measuring cylinder was filled with some water. Then 2 identical marbles were added to it.
What is the volume of each marble?
Your answer=A,
Correct answer= A,
- A girl observed that a fruit was thorny and had an unpleasant smell. Name all the sense that can help her to male these observations.
A: Sense of smell
B: Sense of sight
C: Sense of taste
D: Sense of touch
Your answer=C,
Correct answer= C,
- Ali heated some tap water in a beaker. He allowed it to boil for 5 minutes and then left it in the beaker to cool to room temperature. He recorded the temperature at 5-minute intervals.
Which 1 of the following graphs would correctly represent his data?
Your answer=D,
Correct answer= D,
- A group of scientists discovered that certain stretches of the river were polluted with toxic chemicals. Which factory(ies) is/are most likely responsible for the water pollution?
Your answer=B,
Correct answer= B,
- Selina did an experiment to find out the properties of solids X, Y and Z. The result of her experiment is shown in the table below.
Solids
| X
| Y
| Z
|
Does it become flat when hit?
| No
| Yes
| No
|
Does it break into pieces when dropped?
| Yes
| No
| No
|
Is it wrapped?
| Yes
| Yes
| Yes
|
In what ways are solids X and Z similar?
A: They both do not become flat when hit.
B: They both break into pieces when dropped.
C: They both are waterproof.
Your answer=C,
Correct answer= C,
- Selma set up the experiment as shown below. She poured equal amounts of water into 4 different glass containers and placed them under the Sun.
She was testing the effect of the _______________ on the rate of evaporation of water.
Your answer=B,
Correct answer= C,
- Which 1 of the following animals is not correctly matched to its breathing part?
| Animals
| Breathing parts
|
(1)
| Mud skipper
| Gills
|
(2)
| Dog
| Lungs
|
(3)
| Seal
| Lungs
|
(4)
| Whale
| Gills
|
Your answer=C,
Correct answer= D,
- Which 1 of the following is not a matter?
Your answer=C,
Correct answer= C,
- The table below shows the number of seedlings planted in a plot of land over a period of 2 weeks.
Days
| Number of seedlings
|
1
| 80
|
6
| 63
|
10
| 41
|
14
| 28
|
What could have caused the changes in the number of seedlings over the 2 weeks?
A: A drop in the supply of water to these seedlings.
B: A decrease in the number of animals feeding on the seedlings.
C: Regular rainfall resulting in the plants getting enough water.
D: Lack of nutrients in the soil.
Your answer=B,
Correct answer= B,
- Study the classification chart below carefully.
Which 1 of the above materials is wrongly classified?
Your answer=A,
Correct answer= A,