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Question 11 0

Biology

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Question 11

0.25 / 0.25 pts

The scientist who first used the term "cell."

  

Robert Koch

   

Robert Hooke

   

Louis Pasteur

   

Fransisco Reddi

   

Anton van Leeuwenhoek

 

 

IncorrectQuestion 12

0 / 0.25 pts

The scientist who used a swan-neck flask experiment to disprove spontaneous generation.

  

Ignaz Semmelweis

   

Robert Koch

   

Louis Pasteur

   

Anton van Leeuwenhoek

   

Fransisco Reddi

 

 

Question 13

0.25 / 0.25 pts

The scientist who refuted abiogenesis by showing maggots did not grow in meat covered by gauze.

  

Louis Pasteur

   

Fransisco Redi

   

Anton van Leeuwenhoek

   

Ignaz Semmelweis

   

Robert Koch

 

 

Question 14

0.25 / 0.25 pts

The person to whom we attribute the invention of the microscope.

  

Robert Koch

   

Ignaz Semmelweis

   

Anton van Leeuwenhoek

   

Fransisco Reddi

   

Louis Pasteur

 

 

Question 15

0.25 / 0.25 pts

One nanometer =

  

1 x 10-9m

   

1 x 10-12m

   

1 x 10-6 m

   

1 x 10-10m

   

1 x 10-8m

 

 

IncorrectQuestion 16

0 / 0.25 pts

one micrometer (um) =

  

1 x 10-12m

   

1 x 10-8m

   

1 x 10-6 m

   

1 x 10-10m

   

1 x 10-9m

 

 

Question 17

0.25 / 0.25 pts

About how large are most bacteria?

  

1 - 10 m

   

1 - 10 um

   

1 - 10 mm

   

1 - 10 nm

 

 

IncorrectQuestion 18

0 / 0.25 pts

About how large are most viruses?

  

1- 10 A

   

10 - 100 um

   

10 - 100 nm

   

10 - 100 mm

 

 

Question 19

0.25 / 0.25 pts

How many micrometers are in one meter?

  

1,000,000,000

   

1000

   

100

   

1,000,000,000,000

   

1,000,000

 

 

PartialQuestion 20

0.13 / 0.25 pts

Abiogenesis

  

Obsolete theory

   

States that living organisms may be generated from non-living things

 

states that living organisms may be generated by pre-existing living organisms