Answer:
In the presence of light, chlorophyll (a substance that gives the leaves a green color) releases oxygen and produces carbohydrates, which enable the plant to grow. This complex process is called photosynthesis.
Explanation:
The roots are used to take dissolved mineral elements from the soil. The root is not capable of absorbing even the smallest organic or solid element. This means that it is important that the soil contains a certain amount of water, but also microorganisms, which have the task of decomposing organic matter and releasing the mineral elements from which it is composed.
Answer: because oil is less dense than water and therefore it floats to the surface.
Explanation:
Pick up after pets, plant trees, reduce plastic usage
all of the above can be considered ecosystems
