You Are Conducting an Experiment on Plant Growth

Multiple Choice

You are conducting an experiment on plant growth. You take a plant fresh from the soil that weighs 5 kg. Then you dry the plant overnight and determine the dry weight to be 1 kg. Of this dry weight, how much would you expect to be made up of organic molecules?

A) 1 gram
B) 4 grams
C) 40 grams
D) 960 grams
E) 1 kg