1. Compute for the dilution of the bottle and each tube. Refer to the schematic diagram below. 10 g 1 mL 0.1 mL 0.35 m 1 ml Soil sample 9 mL 9.9 mL 9 mL 9.65 mL 90 mL Dilution: Given the following data obtained from spread plating, compute for the CFU/g of molds. Show your solution and express your final answer in 2 significant figures. Tube 3 232, 212 Tube 4 25, 33 2. How do you differentiate a nodule from a root gall?

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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1. Compute for the dilution of the bottle and each tube. Refer to the schematic
diagram below.
10 g
1 mL
0.1 mL
1 mL
0.35 m
Soil sample
9 mL
9.9 mL
9 mL
9.65 mL
90 mL
Dilution:
Given the following data obtained from spread plating, compute for the CFU/g of
molds. Show your solution and express your final answer in 2 significant figures.
Tube 3
232, 212
Tube 4
25, 33
2. How do you differentiate a nodule from a root gall?
Transcribed Image Text:1. Compute for the dilution of the bottle and each tube. Refer to the schematic diagram below. 10 g 1 mL 0.1 mL 1 mL 0.35 m Soil sample 9 mL 9.9 mL 9 mL 9.65 mL 90 mL Dilution: Given the following data obtained from spread plating, compute for the CFU/g of molds. Show your solution and express your final answer in 2 significant figures. Tube 3 232, 212 Tube 4 25, 33 2. How do you differentiate a nodule from a root gall?
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