1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
vlabodo [156]
3 years ago
5

Which process is most responsible for the increase in early Earth's atmospheric oxygen levels?

Biology
1 answer:
Alik [6]3 years ago
8 0
Which process is the most responsible for the increase in early Earth's atmospheric oxygen levels?

Photosynthesis

You might be interested in
Explain how geographic isolation can result in the formation of a new species
Vesna [10]
<span>Geographically isolated populations may live under different environmental conditions, which can lead to each of these separated populations adapting differently to these different conditions. Given enough time, these little changes can lead to those populations diverging into distinct species after so many successive generations. </span>
5 0
3 years ago
How many barrels of crude oil are used each day?
Fantom [35]
19.69 million barrels per day.
6 0
3 years ago
Read 2 more answers
What is competition what organism be competing for
lora16 [44]
Organism in an eniornment can compte for food
4 0
3 years ago
Which is a tertiary consumer in this food web?
IrinaK [193]

Answer:

Look below.

Explanation:

A tertiary consumer is an animal that eat primary consumers and secondary consumers. From this knowledge we can conclude that the tertiary consumer is the mountain lion since nothing consumes the animal and it is on the top of the food web for consuming the most energy.

4 0
3 years ago
Read 2 more answers
A solution that maintains its ph within a narrow range is called a(n):
elena-s [515]
A solution that maintains its ph within a narrow range is called a buffers.
3 0
3 years ago
Other questions:
  • using the gas pedal analogy explain the impact on the cell cycle of a proto-oncogene versus an oncogene
    12·1 answer
  • What kind of rocks are formed by the precipitation of a mineral?
    7·1 answer
  • What dis the difference between auttoroph and heteroph?
    13·2 answers
  • What process involves proteins in vesicles being held at the plasma membrane until the cell is signaled to release them?
    12·1 answer
  • Which of the following best describes chemical weathering
    13·2 answers
  • The famous scientist Galileo Galilei did several experiments with sloping
    5·2 answers
  • How can the actions of one species help or harm other species?
    14·1 answer
  • San Diego, California has cooler temperatures than Phoenix, Arizona which is the at the same latitude but further inland. What c
    9·1 answer
  • During exhalation the air pressure on the outside of the lungs is (greater than / less than) the air pressure
    7·1 answer
  • Which ecosystem has the least biodiversity? (1 point)
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!