Oxygen Cycle

Question 1

what is oxygen?

Answer 1

colorless, odorless, tasteless gas essential to living organisms

Question 2

Oxygen is produced by?

Answer 2

photosynthesizing

Question 3

Photosynthesizing algae in the ocean produces around ___ of oxygen in the atmosphere

Answer 3

70%

Question 4

Scientists estimate that roughly half of the oxygen production on earth comes from the ocean. The majority of this production is from oceanic plankton— One of the particular species, _______ is the smallest photosynthetic organism on earth

Answer 4

Prochloroccus

Question 5

components of Oxygen Cycle

Answer 5

Atmosphere
Biosphere
Lithosphere
Hydrosphere

Question 6

Importance of Oxygen Cycle

Answer 6

*it is a vital process that ensures the continuous oxygen supply to living organisms on earth.
*this cycle helps maintain oxygen balance in the atmosphere and supports life as we know it.
* Without an oxygen Cycle, the planet would be a vastly different place, and many forms of life would not be able to survive

Question 7

Oxygen Consumption

Answer 7

1. Respiration/ Breathing
2. Decomposition
3. Combustion

Question 8

Human Impact on Oxygen Cycle

Answer 8

1. Deforestation
2. Burning of fuels
3. Water pollution & Eutrophication
4. Industrialization & Urbanization
5. Climate Change
6. Combustion of biomass
7. Decreased oxygen in oceans