Micro Organisms
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
5.
Red pigrnent in algae
6.
Blue pigrnent in algae
7.
Use of microbes to protect crops
8.
Produced by the fermentation of sugars in rice and barley
Down:
1.
Yellow pigrnent in algae
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Vaccine for tuberculosis
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Vaccine for foot and mouth disease
4.
Discovered by Edward Jenner
OK