You are conducting an experiment on plant growth. You take a plant fresh from the soil that weighs 5 kilograms (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 oxygen, carbon, and hydrogen?

Question

Quizplus · Accepted Answer

Most of a plant's dry weight is composed of carbon, oxygen, and hydrogen, which are the primary elements in carbohydrates, proteins, and other organic compounds. These elements typically make up about 90-95% of the dry weight.

You Are Conducting an Experiment on Plant Growth