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
lara31 [8.8K]
3 years ago
13

What quantity of carbon dioxide was in the atmosphere in 1980? 317 ppm 326 ppm 339 ppm 371 ppm

Biology
2 answers:
mylen [45]3 years ago
8 0
<h3><u>Answer;</u></h3>

371 ppm

<h3><u>Explanation;</u> </h3>
  • <em><u>371 ppm is the quantity of carbon dioxide that was in the atmosphere in 1980.</u></em>
  • <em><u>Atmospheric carbon dioxide concentrations in parts per million (ppm) was 371 in 1980. However, this has increased over the years due to human activities such as burning of fuels which release carbon dioxide into the atmosphere.</u></em>
  • In 2017, the average global atmospheric coincentration of carbon dioxide was 405.0 parts per million.
SOVA2 [1]3 years ago
7 0
The answer is 371ppm
You might be interested in
Plants use carbohydrates to build things such as cellulose. How do plants acquire these building blocks to build mass?
valentina_108 [34]
<span> C) They make carbohydrates through the process of photosynthesis.

</span>Photosynthesis is a process wherein light energy is converted into chemical energy. 
<span>Plants use the light energy coming from the sun and make food and other cellular organic compounds that will be used for certain types. 

</span>
7 0
3 years ago
The _____ of a species is usually the result of predation, competition, and other types of interaction between species. Please c
Luden [163]

Answer:

Realized niche

Explanation:

Realized niche:

is a set of conditions used by specie after interactions such as competition, predation etc with other species. It can aslo be defined as the actual range of habitats occupied by a species 

7 0
3 years ago
What is the word that describes the path of the sun, moon, and zodiac as they “move” across the sky? Question 1 options: Cardina
drek231 [11]
What is the word that describes the path of the sun, moon and zodiac as they "move" across the sky? Ecliptic is the answer. 
8 0
3 years ago
Read 2 more answers
A cat is walking down a sidewalk and spots a dog in a nearby yard. The cat starts to run in the opposite direction and then quic
dusya [7]

Answer:

I think A or B could be a possibility to your answer

3 0
3 years ago
Read 2 more answers
During telophase
ICE Princess25 [194]
I think it is that the cytoplam divides
4 0
3 years ago
Other questions:
  • Do these have body cavity?
    13·1 answer
  • How do cell differentiation and cell division work together?
    14·1 answer
  • What is the first law of radiation?
    7·2 answers
  • V
    6·1 answer
  • What is the difference in the amount of a molecule through a space
    7·1 answer
  • Which autonomic system is most likely to be dominant while someone is in a stressful situation?
    9·1 answer
  • Write three functions of the circulatory system
    14·1 answer
  • What evidence indicates that all eukaryotes share common ancestry?
    10·1 answer
  • Describe how leaves of green plants are suited for photosynthesis.​
    6·1 answer
  • enkephalin-induced depression of single neurons in brain areas with opiate receptors—antagonism by naloxone
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!