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Science Focus 2 - Chapter Tests - Pearson Australia Media Resources

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<strong>Science</strong> <strong>Focus</strong> 2 TEST<br />

<strong>Chapter</strong> 3: Microbes<br />

11 Some bacteria can undergo binary fission in as little as 20 minutes, and in seven<br />

hours will become a colony of over<br />

A 100<br />

B 10 000<br />

C 100 000<br />

D 1 000 000<br />

12 Bacteria grow and reproduce very rapidly only when the conditions are right.<br />

These conditions are<br />

A warm and dry.<br />

B cold and dry.<br />

C warm and moist.<br />

D cold and moist.<br />

13 Identify the chemicals or drugs that kill bacteria.<br />

A Biotics.<br />

B Antibiotics.<br />

C Aspirin.<br />

D Antifungicides.<br />

14 The capsule called a sporangium holds<br />

A spores.<br />

B eggs.<br />

C pollen.<br />

D sporangs.<br />

15 Viruses are only able to reproduce inside a<br />

A human cell.<br />

B plant cell.<br />

C bacterium.<br />

D host cell.<br />

© <strong>Pearson</strong> Education <strong>Australia</strong> (a division of <strong>Pearson</strong> <strong>Australia</strong> Group Pty Ltd) 2005.<br />

This page from the <strong>Science</strong> <strong>Focus</strong> 2 Teacher’s Resource may be photocopied for classroom use.<br />

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