Year 4 LO2 – How do we stay alive?

Which one of these is a main function of a plant’s roots?

• They take up water and nutrients from the soil.

• They attract bees and other insects.

• They hold the plant upright.

• They make food for the plant.

Ben and Linda were walking in the countryside. They were looking at the lovely flowers and were wondering why they have such bright colours. Why do you think flowers are so colourful?

• So that they make the plant more nice for us.

• They attract bees and other insects.

• So the plant stays healthy.

• So the plant can make more food.

What are the four main parts of a plant?

• Flowers, body, hands, roots

• Flowers, stems, leaves, roots

• Arms, legs, head, feet

• Fruits, soil, apples, roots

Plants absorb sunlight and use it to make their own food. Which part of the plant is especially important in this process?

• The stem

• The leaves

• The roots

• The fruit

Different plants have different stems. Which one of these is NOT a main function of the stem?

• Fruits grow on the stem.

• It carries water and nutrients from the roots to the other parts of the plant.

• It holds the plant upright.

• None of the above.

Plants provide food for other animals, including people. Which of the statements below is correct?

• Only the fruit of any plant can be eaten.

• All parts of any plant can be eaten

• Some plants have roots which can be eaten; some plants have stems which can be eaten; others have seeds, fruit or leaves which can be eaten.

• Only the fruit of some plants can be eaten.

A plant is a living thing and hence has certain needs. Which one of the words/phrases below is NOT a basic need of plants?

• A quiet place

• Water

• Light

• Nutrients

Where do most of the plants start their life cycle?

• Roots

• Soil

• Leaves

• Seed

Peter bought a nice indoor plant from the local pet shop. He really likes it and waters it 4 or 5 times a day, provides it with light and air by leaving it on the window sill. After some time, he starts noticing that the plant is dying; the leaves start to turn brown. Why do you think this is happening?

• He gave it too much water. The roots died and so they cannot take up more water.

• He needs to put it in a shady place.

• He needs to water it more.

• He needs to open the windows more often to allow more fresh air in the room.

Plants and trees are important to humans for several purposes. Which of the statements below is correct?

• Plants provide oxygen for humans to breathe.

• Plants provide shade.

• Plants provide foods and medicines.

• All of the above.