Biology Middle School

A student is trying to model an ocean environment. What is the MOST important factor the student should add to the aquarium in order to make sure that the model is accurate?
A.starfish
B.seaweed
C.salt water
D.coral reef

Answers

Answer 1

Answer:

C: salt water

Explanation:

everything would be dead if there was no water

Answer 2

The most important factor while preparing a model of an ocean environment is Salt water. Marine ecosystems show high salinity. Thus, the correct option is C.

What is Ocean environment?

Ocean ecosystems or environments are characterized by the important factors which include the availability of light, food and nutrients. Oceans have some unique properties which include high salinity, the freezing point which is slightly lower than that of fresh water, density which is slightly higher than other waterbodies, electrical conductivity which is much higher, and the slightly basic nature.

Oceans are important as they feed us, regulates the climate, and generate most of the oxygen which we use for breathing. They also serve as the foundation for much of the world's economy, supports important sectors from tourism to fisheries to the international markets.

Therefore, the correct option is C.

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Related Questions

Write a hypothesis about the effects of magnetic and electric fields. Use the format of "if . . . then . . . because . . ." and be sure to answer the lesson question: "How can magnetic and electric fields be demonstrated?" Please halp me without the sample response!!!!

Answers

Well, I was taught about hypotheses differently but I'll try.

Answer: "If magnetic fields can repel and attract electric charges, then electric fields can exert a force on a positive charge because the electric field is radially outward from a positive charge and radially in toward a negative point charge."

I hope I don't mess up your grade and if I do then I'm extremely sorry.

Electric and magnetic fields can be demonstrated using electromagnets such as transformers.

What are electric fand magnetic fields?

Electric fields are regions where electric force van be felt.

Magnetic fields are regions where magnetic force can be field.

If electric fields are force fields, then they can be felt from a distance by charges because force fields are felt from a distance.

If magnetic fields are directional, then north poles will repel north poles because like poles repel each other.

Therefore, electric and magnetic fields can be demonstrated using electromagnets such as transformers.

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Part B Based on the information in the article, do you think the human body has one type of sensory receptor or several types of sensory receptors? Explain your answer using information from the article.

The article is about e-skin

Answers

Several is the answer
It’s several! You can see it.

Which of the following is NOT a function of the integumentary system?

a Helps regulate body temperature

b Eliminates waste from the body

c Helps move the body

Answers

I believe the answer is C
The correct answer is C

PLEASE HELP OUT !!

Which options describe patterns found in the fossil record?
(Select all that apply.)

Earth’s species have remained constant throughout time.
Links exist connecting the lineage of different species.
Most of the species that have ever existed on Earth are still alive today.
Mass extinction events occur periodically throughout time.

Answers

First and last is the answer
I think it’s the second one , and the last one !! Hope that helped ,,, if so mark brainliest please !

heyyy can someone pleasee use the diagram to answer the true/false question xx

Answers

The answer is true you are welcome
True because the moon doesn’t produce light, light from the sun is reflected from the moon surface and that’s where the sun gets its energy

Continental crust is composed of
A. metamorphic rock
B. igneous extrusive rock
C. sedimentary rock
D. igneous intrusive rock
PLEASE HELP 15 POINTS

Answers

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C. Sedimentary Rocks

How do you create an argument in support of a sub claim?

Answers

Answer:

Find someone u don't like and tell them their shirt is ugly . Oh wait ur not talking bout that kind of argument.

Explanation:

Answer:

In the subclaim, Bobby uses the claim, reason, evidence formula to clearly unpack the argument.

Explanation:

Explain why different mating systems exist.​

Answers

Answer:

.Mating systems are important to understand because they reflect the result of natural selection on mate choice, and ultimately on strategies for maximizing individual reproductive success

Explanation:

Two students described a part of Earth's middle layer.

Bob: The deepest part Joe:
The semi-fluid part

Which part of the middle layer did Bob and Joe describe? (1 point)

a They both described the mesosphere.
b They both described the asthenosphere.
c Bob described the mesosphere and Joe described the asthenosphere.
d Bob described the asthenosphere and Joe described the mesosphere.

Answers

Answer:

joe is right

Explanation:

because that is the mantle

Joe is correct I took the quiz

How do wind and rain affect folded mountains?
(A) Weather wears down mountains and makes them smaller.
(B) Weather brings soil to to areas and the mountains larger.
(C) Weather causes tectonic plates to move, so the mountains are larger.
(D) Weather slows down tectonic plates, so the mountains stop growing.

Answers

Wind and Rain are known to (A), wear down mountains because wind and rain are primary causes of weathering of mountains as well as other natural landforms.

Answer:

A

Explanation:

what is the purpose of headings in a table?
I do believe the answer may be C, but I got one question wrong and I want a 90 percent on this, so help is much appreciated!

Answers

I think the answer to this is C

Please help The question is in the picture linked to this question Thank you also it's about science

Answers

Plants use energy from sunlight to turn water and carbon dioxide into an energy-rich sugar called glucose which is then called photosynthesis and then photosynthesis takes place inside capsules in the leaf cells, called chloroplast.
Plants use energy form the sun there fore is plants

PLEASE HELP ME !!!



Which statements are patterns in the fossil record?

(Select all that apply.)


Earth’s climate has changed between hot and cold over time.

The number of organisms living on Earth shows a slow and steady increase.

The gas ratios in the atmosphere have changed over time.

Fossils belonging to the same animals are seen only on connected continents, such as North and South America.

Answers

all of the above (needs to be twenty characters)
I think it’s A and B I could be wrong soo sorry good luck!!

heyyy can someone pleasee use the diagram to answer the true/false question xx

Answers

Answer:

False

Explanation:

It will always be equally lit but we see the moon from different perspectives, hence making us think that we see the moon at different lit up amounts

False earth will also will be equality

How many chromosomes do humans have in each cell?
A. 46 pairs, total of 92
B. 10 pairs, total of 20
C. 22 pairs, total of 44
D. 23 pairs, total of 46

Answers

The correct answer is C I hope this helps
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