C. Transpiration is the answer
Answe<u>r:</u>
<u>light caused the elodea plants to photosynthesize, releasing O2 gas</u>
Explanation:
Oxygen is a by-product of photosynthesis. In presence of light, water molecules are split into hydrogen atoms and oxygen gas. The elodea plant is photosynthetic in nature. Later, the hydrogen atoms combine with carbon dioxide to form simple sugars like glucose in the dark stage.
Answer:
A. physical characteristics of a trait
<span>a. abiotic component</span><span>
An ecosystem involves both the biological (plants, animals, human beings) and non-biological (land, water, soil, and atmosphere) community which interacts as a system. More importantly, the living things are very dependent on the abiotic community since it cannot survive by itself. Every animal, plant and human needs the primary physiological needs of water, food and shelter provided by the abiotic system. </span>