Name: ___________________________________ Date:____________Q1.          Parts of a Plant

(a)     Different parts of the plant have been labelled.

Where in the plant do the following two things happen?

Write a letter for the correct part of the plant in the box.

(i)      Part of the plant where water and nutrients are absorbed from the soil 1 mark

(ii)     Part of the plant where seeds will form      1 mark

(b)     What must all plants have to grow well?

Tick TWO boxes.

          light                              worms                     gravel      

          darkness                      nutrients                  pots          1 mark

Science Quick Quiz Year 3 Plants

Q2.          Living things

Some oak seedlings are growing near a fully grown oak tree.

Give TWO reasons why seedling A in the picture may not grow well.

  (a)      ......................................................................................................................

 ......................................................................................................................

  (b)      ......................................................................................................................

 ......................................................................................................................2 marks

Q3.          Watering plants

(a)     David knows that plants need water to grow.

Name TWO other things that plants need to take in for healthy growth.

  ....................................................... and .........................................................2 marks

(b)     David grows some plants.He wants to find out if the amount of water affects their growth.

Tick ONE box after each question to show the best way for David to carry out his test.

Should David use the same type of soil in each pot? yes no

Should David put the plant pots in the same place? yes no

Should David put the same amount of water in each pot? yes no

How many plants should David use? 2 plants 5 plants

2 marks

(c)     Plants absorb rain water from the soil.

Name the TWO parts of the plant the water must travel through to get from the soil to the leaves.

  1. ..................................................

2. ..................................................1 mark

 

Q4.          Growing Seeds

(a)     Martin and Jane are growing seeds.

Tick ONE thing all the seeds must have to start to grow.

light water

salt soil

1 mark

(b)     The seeds start to grow.

Martin covers the seedlings with a polythene bag. Jane covers her seedlings with black paper.

After a few days the leaves of Jane's seedlings are yellow.

Why do the seedlings under the black paper have yellow leaves?

  ......................................................................................................................1 mark

(c)     Martin's seedlings grow strong and healthy leaves.

Explain why the leaves are important to a plant.

  ......................................................................................................................1 mark

(d)     Martin measures the roots of his pea seedlings.

Graph to show rate of growth of roots

Look at the graph. When are the roots growing fastest?

Tick ONE box.

day 0 to day 4                   

day 8 to day 12                 

day 16 to day 20               

day 20 to day 24                1 mark

Q5.          Plants

(a)     Write in the boxes the correct name for each part of the plant.

One has been done for you.

3 marks

(b)     The table below describes what these four parts of the plant do.

Write the correct number of each part of the plant next to what the part does.

4 marksAssessment Summary

Total Mark /20Below Expectations

Below 9 marksExpectations

Between 9-15 marksAbove Expectations

Above 15 marks