Oxygen gas (O2) is produced by plants and algae. What is the source

of oxygen atoms in these molecules?

A. Water

B. Glucose

C. Carbon dioxide

D. Atmospheric oxygen

E. Atmospheric nitrogen

Question

Biology

Dominic Small

23 August, 13:23

Oxygen gas (O2) is produced by plants and algae. What is the source

of oxygen atoms in these molecules?

A. Water

B. Glucose

C. Carbon dioxide

D. Atmospheric oxygen

E. Atmospheric nitrogen

+3

Answers (1)

Know the Answer?

Curly · Answer 1

The answer is C. Carbon Dioxide and also A) water

Plants and algae use carbon dioxide and water in presence of sunlight to perfrom photosynthesis. Oxygen is a by-product of this process and is used later by the plant for respiration.

Oxygen gas (O2) is produced by plants and algae. What is the sourceof oxygen atoms in these molecules?A. WaterB. GlucoseC. Carbon dioxideD. Atmospheric oxygenE. Atmospheric nitrogen

Oxygen gas (O2) is produced by plants and algae. What is the source

of oxygen atoms in these molecules?

A. Water

B. Glucose

C. Carbon dioxide

D. Atmospheric oxygen

E. Atmospheric nitrogen