Geography, 24.01.2020 07:31 tiwaribianca475
What evidence is there that oxygen levels in the sea increased due to photosynthetic bacteria?
a. global cooling
b. rust deposits in today’s ocean
c. rust deposits in the ancient ocean
d. decreases in anaerobic organisms
Answers: 3
Geography, 22.06.2019 17:00
Plants in the tundra biomes have had to adapt to live long periods of time without a. cool temperatures b. sunlight c. oxygen d. water
Answers: 1
Geography, 23.06.2019 01:00
Which of the following insects is a decomposer? a. mosquito. b. caterpillar. c. beetle. d. none of the above.
Answers: 2
Geography, 23.06.2019 13:00
Where was oil production at its highest in the 1980s and still remains important to the russian economy? central asia the ural mountains russian siberia the caucasus region
Answers: 2
What evidence is there that oxygen levels in the sea increased due to photosynthetic bacteria?
Mathematics, 14.07.2019 03:20
Computers and Technology, 14.07.2019 03:20
Mathematics, 14.07.2019 03:20
Advanced Placement (AP), 14.07.2019 03:20
Computers and Technology, 14.07.2019 03:20
Computers and Technology, 14.07.2019 03:20
Computers and Technology, 14.07.2019 03:20
Computers and Technology, 14.07.2019 03:20
Computers and Technology, 14.07.2019 03:20