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Question 18N.1.HL.TZ0.5

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.HL.TZ0.5
Level HL Paper 1 Time zone TZ0
Command term Deduce Question number 5 Adapted from N/A
5.
[Maximum mark: 1]
18N.1.HL.TZ0.5

In a copy of Louis Pasteur’s famous experiment, broth was put into flasks as shown in the diagrams.

What results would be expected with no spontaneous generation of life?

A.  Decomposition of broth by microbes occurred only in Flask W.

B.  Decomposition of broth by microbes occurred only in Flasks W and X.

C.  Decomposition of broth by microbes occurred only in Flasks W, X and Y.

D.  Decomposition of broth by microbes occurred only in Flasks W, X and Z.

[1]

Markscheme

B

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