Spelling

HOW TO PLAY:

  • In the white boxes below, type the words you hear. You will hear each word twice.
       (Remember to use the correct spelling and capital letters, etc.).
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.

Words
1. a unknown part of our immune system
2. an untapped source of natural
3. in the "Nature"
4. strategies
5. a bodily function that recycles
6. producing a of chemicals
7. These are
8. biotechnological
9. diseases
10. We discovered a novel
11. a defence against infection
12. a whole new class

Back to the our immune system lesson.

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