YTPS Grade 4 Science PRACTICE Test

Which is NOT needed by all organisms for survival?

• air

• nutrients

• soil

• water

Which characteristic(s) of living things is/are shown by the plant?

• movement and sensitivity

• breathing

• growth and feeding

• sensitivity

Which item does NOT belong in the box?

• clouds

• dragon fly

• flower

• tree

Is the student CORRECT?

• Yes, because the rivers reproduce.

• Yes, because the river shows the most important characteristics of living things.

• No, because the river does not feed nor does it excrete.

• No, because the river needs to display all characteristics of living things.

Which is the MAIN plant structure that carries out this function?

• flower

• leaf

• root

• stem

What do the results of the investigation indicate?

• Roots hold plants firmly in the soil.

• Roots transport water from the soil to the shoot.

• Leaves will turn blue if plant is placed in blue water.

• Root transport water from leaves to soil.

Which statement is CORRECT?

• plants will grow faster as too much water reduces plant growth

• plants will die and also animals, because they both need water to survive

• plants will not be affected because plants only need sunlight to make food

• plants will be affected and not animals, because animals get food from plants

A farmer complained that the plants in his greenhouse did not grow very tall and many of them were dying. The picture below shows the farmer’s greenhouse. Use the picture to answer question 32. Which feature of the greenhouse is LIKELY affecting the plants?

• the large doors

• the brick wall

• the windows

• the zinc roof

A student wanted to find out which of three rocks was the hardest. The test involved trying to scratch each rock with a twenty-dollar coin. Which is a safety precaution that should be followed when carrying out the investigation?

• Ensure the rocks selected have no sharp edges.

• Be sure to break each rock into identical pieces by hitting them on the desk.

• Be sure to scratch each rock in the same way with the coin.

• Ensure the investigation is carried out in a well-ventilated room.

Which is NOT a factor in the investigation?

• balloon sizes

• amount of air blown into each balloon

• colour of the balloon

• the loudness of the pop