The answer is C. photosynthesis, because the process of photosynthesis pulls CO2 out of the air and turns it into oxygen. this whole process is activated by sunlight as well. I hope this helped!
<span> involuntary muscles and organs is your answer </span>
Near a hydrothermal vents in the Pacific ocean on the seafloor.
Answer;
The nervous system is composed of two basic cell types, namely, the Neurons and the neuroglial cells.
Explanation;
The nervous tissue is the main component of the nervous system which includes the brain, spinal cords and the nerves. It is a specialized tissue found in the central nervous system (brain and the spinal cord) and the peripheral nervous system (nerves). It consist of the neurons and the supporting cells called neuroglia.
The neurons are responsible for conducting and generating nerve impulses.
Neuroglial or glia cells are involved in many specialized functions apart from supporting of the neurons. There are six in number; four in the CNS and two in the PNS.
Answer: Water Quality.
Explanation:
The figure of the unhealthy ecosystem shows the industrial runoff into the water. This run off contains nitrogen and phosphorous in excess amount.
This excess nutrients leads to the growth of the algal bloom in water which in turn reduces the amount of oxygen which is easily seen in the the water.
This growth is caused due to poor water quality, and if the industrial run off will be reduced the quality of water will improve.