Answer:
Cyanobacteria are responsible for first adding oxygen to the Earth's atmosphere.
Answer:
Energy decreases as it moves up trophic levels because energy is lost as metabolic heat.
Explanation:
When the organisms from one trophic level are consumed by organisms from the next level. ... A food chain can usually sustain no more than six energy transfers before all the energy is used up.
Answer:
plasma membrane
Explanation:
The plasma membrane is also known as the cell membrane. It is the boundary between the internal components of a cell and its external surroundings. It controls the entry and exit of substances into or out of the cell and thus, facilitates the exchange of substances between the cells and their external environment.
Answer:
The correct answer is the letter D. decreasing the moisture content of the air and increasing temperature
Explanation:
Fog is the result of air humidity, or water vapor in the atmosphere. The mist that forms in the morning is the result of water that changes from a gaseous to a liquid state. It is characterized by a cluster of water droplets, which give rise to a type of cloud that is very close to the Earth's surface arising from the cooling of the air during the night. Thus, it is formed by the suspension of water droplets in an air layer close to the ground. Thus, fog can be considered a cloud that comes into contact with the ground.
