P4 HBL (Science) - Quiz (P4 Topics)

The diagram shows a syringe containing some water and air. What will happen to the volume of air when the plunger is pushed in?

• Remains the same

• Becomes smaller

The diagram shows a syringe containing some water and air. What will happen to the volume of water when the plunger is pushed in?

• Remains the same

• Becomes smaller

Raju wanted to find out whether red bean seeds need sunlight to germinate using the following jars.

Which 2 jars of red bean seeds should he use?

• W and X

• W and Y

• X and Y

• Y and Z

Irfan put green bean seeds in a beaker as shown in the diagram. He then placed the beaker in a refrigerator.

After one week, he observed that the seeds did not germinate.

What could be the most likely reason(s)?

• Lack of air.

• Lack of water.

• Lack of warmth.

Jonathan balanced two objects, P and Q, as shown.

• Objects P and Q have the same mass.

• Objects P and Q have the same shape.

• Object P occupies more space than Object Q.

• Objects P and Q are made of the same material.

Which one of the following graphs shows the change in temperature of a beaker of hot water, at 90 ^oC, when it was left on a table in a room with a constant temperature of 30 ^oC for 2 hours?

• (1)

• (2)

• (3)

• (4)

Vivian carried out an experiment to find out how the amount of water affects the growth of rose plants.

Which of the following variables should be kept the same to ensure a fair test?

• type of soil used

• type of flower pot

• amount of water used

• where the flower pot is placed

• height of the rose plant

Jane set up the experiment and conducted it in a dark room as shown in the diagram. When Jane switched on the torch, she noticed that a dark shadow of Ball X was formed on Sheet C.

Based on her observation, which of the following statements must be correct?

• Sheet A is opaque.

• Sheet C is opaque.

• Sheets A and C are translucent.

• Sheets B and D are translucent.

Study the diagrams.

How are the two insects similar? You may tick on more than 1 box.

• Both young resemble the adults.

• The eggs of both animals hatch on land.

• Both of them go through three stages in their life cycles.

Uncle Bob fills a balloon with gas and twists them to form the shape as shown. After two hours, the balloon looked different.

He concluded that the gas in the balloon has _______________.

• changed its state

• changed its mass

• changed its volume

• escaped to the surrounding