Which one of the following statements is not correct? Competition for light is the dominant factor in the formation of plant communities. This competition is expressed in their height, orientation and structure. Photosynthesis unites carbon dioxide and oxygen, both derived from water in the plant.

Which one of the following statements is not correct? Competition fo

1.	Which one of the following statements is not correct? Competition for light is the dominant factor in the formation of plant communities. This competition is expressed in their height, orientation and structure. Photosynthesis unites carbon dioxide and oxygen, both derived from water in the plant.
A.	1 and 2 are correct
B.	1 and 3 are correct
C.	2 and 3 are correct
D.	1, 2 and 3 are correct
Answer» D. 1, 2 and 3 are correct