Revision for the Natural Science test. Unit 1 Body Systems.

1. Identify the body systems you see in pictures.

Circulatory system, excretory system, respiratory system, digestive system, reproductive system.

2. Match the organs to the body system.


Example: ureters, kidneys, urethra and bladder are part of the excretory system.

3. Explain how the body systems work.

          Fill in the blanks of texts with the missing word. Study the vocabulary on pages 10 and 11.

         4. Match the body system to its definition

         What do the body systems do? 

         For example: The circulatory system moves blood through the heart and around the body.

5. Label a skeleton.


Write the names of the bones.

         6. Complete sentences about the skeleton.

         Read the text on page 13.

         7. What does the nervous system do?

         Know the 5 senses and the organs they use.

         8. Classify the male and female reproductive organs.

         For example: ovaries – female reproductive organ; urethra – male reproductive organ.

         9. How we are born.

         Match pictures of the reproductive process to descriptions. Study page 15.

         10. Explain the reproductive process.

         What do the testicles do?

         What do the ovaries do?

         What is the urethra?

         What is the vulva?

         Where does a baby develop?

         What does the embryo become?