Which algea is responsible for main oxygen supply for the atmosphere

Green algae

Explanation:

Marine plants produce between 70 and 80 percent of the oxygen in the atmosphere. This is significantly more than the oxygen that is produced by plants on land. Green algae is the main type of algae that is responsible for oxygen supply. This is extremely important, as it means that algae is essential for the maintenance of life on Earth.

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a