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
Mkey [24]
3 years ago
9

Which of theese is an abiotic factor pf an aquarium ecosystems?

Biology
2 answers:
Temka [501]3 years ago
7 0
D) gravel on the bottom of the aquarium. "Abiotic" means "non-living," so you would essentially pick the answer that does not include any organisms (the organisms here are plants, fish, and algae).
Aleks04 [339]3 years ago
3 0
Your answer is D.

Abiotic means a nonliving factor of an ecosystem. Reading through all of the answers you can conclude that plants are living, fish are living, and algae are living. However gravel at the bottom of an aquarium is definitely not living, as rocks never are.

Hope this helps! Would love brainliest trying to get to expert, thanks!
You might be interested in
Energy that transfers between substances because of a temperature difference between the substances is known as _______.
Kay [80]
The best answer is B; heat energy is also known as thermal energy.
3 0
4 years ago
Read 2 more answers
Which lunar phase comes directly before the full Moon phase?
miv72 [106K]
Waxing Gibbous, I believe. 
6 0
3 years ago
Read 2 more answers
Which of the following is true?
sweet-ann [11.9K]
Letter B is the correct option
3 0
3 years ago
A point mutation changes one nucleotide at a random location in human DNA. How likely is the mutation to cause a change In the a
andrew-mc [135]

Answer: Very unlikely

Explanation:

Generally, point mutation can be easily reversed by another point mutation, so

before any changes occur in the amino acid sequence, it would have been corrected.

However, when point mutation occurs within the protein coding region of a gene it may results in the change of a single nucleotide to cause the substitution of a different amino acid (which renders the protein non-functional) as in the case of sickle-cell disease.

And this kind of point mutation is specifically called Missense mutation.

Above all, because point mutation is easily reversible, it is very unlikely to change the amino acid sequence of a protein

7 0
4 years ago
List the 3 differences between Plant and Animal Cells.
quester [9]

6 0
3 years ago
Read 2 more answers
Other questions:
  • Scientists use squid nerve cells in research because the nerve cells of a squid are 1,000 times fatter than those of a human. Ho
    13·2 answers
  • What is the study of how living things interact with each other and their environment?
    10·1 answer
  • PLEASE HELP ASAP
    12·1 answer
  • True or false each organ in the body is part of a(n) organ system performing a major function?
    5·1 answer
  • If the air contains high levels of pollutants what effect might this have water quality
    14·1 answer
  • ammals that live in the Arctic Ocean have a large amount of blubber, which is a fatty tissue just beneath the skin. Which statem
    14·1 answer
  • How can genetic mutations increase the variation in a population over time?
    14·1 answer
  • What processes occur during G2 phase? Choose all which apply.
    7·1 answer
  • Which place cuts though the continental margins?
    5·1 answer
  • which evolutionary process determines that individuals of a species best adapted to the environment survive and reproduce
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!