Which of the following best describes the matter present in an ecosystem?
A.
New matter is continuously generated by an ecosystem in a process known as photosynthesis.
B.
The waste materials generated by one organism are often reused by other organisms.
C.
The total amount of matter in an ecosystem is constantly decreasing due to the process of decomposition.
D.
When an organism reproduces, new matter is added to its ecosystem.

Answers

Answer 1

Answer:

D

Explanation:

When an organism reproduces, new matter is added to its ecosystem, is the correct answer.

Answer 2

Answer: It's is the second one. The waste materials generated by one organism are often reused by other organisms.

Explanation: Mass, or matter, is conserved in all physical and chemical changes. Matter is not created or destroyed within ecosystems, it only undergoes physical or chemical changes. One example of this process is that the waste materials generated by one organism are often reused by other organisms as food or nutrients.


Related Questions

Urgent. will mark brainiest. Explain what happens in the nervous system when your finger is hurt. Please actually answer!

Answers

Motor neurones are activated and the muscles of your arm contract, moving your hand away from the sharp object.

What do carbohydrases break down?

Answers

Answer:

Explanation:

Carbohydrase enzymes break down starch into sugars. The saliva in your mouth contains amylase, which is another starch digesting enzyme. If you chew a piece of bread for long enough, the starch it contains is digested to sugar, and it begins to taste sweet.

The food chain shows the number of organisms at each level of a lake community food chain. 12,000 Water Plants 1,900 Caddisfly larva 300 Bluegill 10 Bass Why are there fewer bass in this food chain?
A They have fewer offspring.
B. They have less energy available to them.
c They are stronger and use up more energy. D. They cannot get food from the soil like plants.​

Answers

Answer:

They are stronger and use up more energy

True or false: Predators of one species can never be prey to another species.
A. True
B. False

Answers

False.


That is false.
False
Ex: a tuna might eat a smaller fish but it can be eaten by a bear


A ________
is a system formed by the interaction of a community of organisms with
their physical environment
A.Biome
B.Ecosystem
C.Habitat
D.Campground

Answers

B. Ecosystem

hope it helps you..

The relationship between the remora and the shark is an example of

Answers

Answer:

Additional Information: Mutualism is the relationship where both organisms get positive results from it. An example of mutualism is the relationship between remora and shark.When one organism lives on another organism, that type of symbiotic relationship is called parasitism.

Importance of flower and herbal farming

Answers

Answer:

Medicinal plants are considered as a rich resources of ingredients which can be used in drug development either pharmacopoeial, non- pharmacopoeial or synthetic drugs. A part from that, these plants play a critical role in the development of human cultures around the whole world.

The major use of herbal medicines is for health promotion and therapy for chronic, as opposed to life-threatening, conditions. However, usage of traditional remedies increases when conventional medicine is ineffective in the treatment of disease, such as in advanced cancer and in the face of new infectious diseases.

- found it online

Explanation:

hope this helps

Answer:

Medicinal plants are thought to be a rich source of ingredients that can be used in the development of pharmaceutical, non-pharmaceutical,, or synthetic drugs. Aside from that, these plants play an important role in the development of human cultures all over the world. Flowers are important in nature because they can feed insects, birds, livestock, and humans; they can provide natural remedies for humans and certain animals; and they can help in plant reproduction by attracting outside pollinators. Plants would be only green in the absence of flowers, and the earth would be a duller place.

Explanation:

In the human brain, the occipital lobe, controls vision. Which of the letters on the diagram above indicated the occipital lobe of the human brain?

A) e
B) a
C) d
D) c

Answers

Answer:

A) e

Explanation:

Answer:

option. A

E. represent the optical lobe of the human brain

hope it helps

Which part of the cell is the site of chemical reactions responsible for metabolism
a, Ribosome
b,Cytoplasm
c,Golgi Apparatus
d,Endoplasmic reticulum ​

Answers

Answer:

None of those... the Mitochondria

Explanation:

The American Black Bear lives in many parts of North America. A black bear in Colorado might hibernate for three or more months in the winter, while a black bear in Florida may hibernate for only a few weeks, or not at all. Which statement best explain why?

A. Florida black bears are a different species from Colorado black bears.
B. Florida black bears hibernate less because their climate is not as cold.
C. Florida black bears have less territory and cannot risk a long hibernation.
D. Florida black bears eat different food from bears in Colorado and need less rest.

Answers

C. Florida black bears have less territory and cannot risk a long hibernation.

A post- doctorate position is most likely to be held by Oa geriatric allergist an allergist a pediatric immunologist. A scientific research immunologist .

Answers

Answer:

A scientific research immunologist

Explanation:

A postdoctoral (commonly called postdoc) position is a temporary working position assigned by a particular institution/government agency to investigate questions referred to a particular research field/discipline (e.g., economy, molecular biology, immunology, politics, etc). In general, a postdoc is a 2-year position obtained after Ph.D. (i.e., Doctor of Philosophy) completion. This short-term research position is useful for professionals who require further training in a particular field/discipline, giving the individual more independence than in a Ph.D., which allows the development of technical skills and increases his/her interest in a particular research area.

Answer:

it's A: Protecting the body, excreting wastes, sensing temperature changes, and generating vitamins.

Explanation:

edge 2021

water in plants can be lost through what​

Answers

Answer:

transpiration

Explanation:

Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers. Water is necessary for plants but only a small amount of water taken up by the roots is used for growth and metabolism. The remaining 97–99.5% is lost by transpiration and guttation.

I hope my answer will help you keep safe

in
18
An unborn child receives
antibodies from its mum before
.birth
What type of immunity is this an
?example of
natural active immunity
artificial active immunity
natural passive immunity
artificial passive immunity

Answers

Answer:

d...........................

The figure above depicts the DNA-protein complex that is assembled at the transcriptional start site of gene X when the expression of gene X is activated in liver cells. Previous studies have shown th gene X is never expressed in nerve cells. Based on the diagram, which of the following most likely contributes to the specific expression pattern of gene X?
A.Expression of gene X produces large amounts of tRNA but undetectable amounts of mRNA.
B The general transcription factors inhibit the activation of gene X in liver cells by blocking the activator from binding to RNA polymerase II.
С The activator is a sequence-specific DNA-binding protein that is present in some tissues but not in other tissues.
D The enhancer is a unique DNA segment that is added to the nuclear DNA of some cells of an organism during the process of mitotic cell division but not other cells.​

Answers

Answer:

C

Explanation:

The activator is a sequence-specific DNA-binding protein that is present in some tissues but not in other tissues. The correct option is C.

What is gene expression?

Gene expression is the process through which a gene's information is used to create a functioning gene product, allowing it to produce end products like proteins or non-coding RNA and ultimately have an impact on phenotypes.

Because a particular protein can only be made when its gene is turned on, gene expression is significant.

However, there are several steps involved in translating a gene into a protein, and one of these steps—the creation of proteins—is crucial in the gene expression pathway that can be changed in cancer.

According to the diagram, the activator is a DNA-binding protein that only binds to certain sequences in select tissues.

Thus, the correct option is C.

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Your question seems incomplete, the missing image is:

What are Life processes?​

Answers

Answer:

the process which includes as growth, differentiation, respiration, digestion, and excretion during their life time is life process.

Answer:

Growth, differentiation, respiration, digestion, and excretion are life processes.

Hope this helps!

Will using Whole Milk instead of using low
fat milk make a difference in making cheese? if so,
how?

Answers

Answer:

Yes there will be a slight difference in texture but ultimately it is a acceptable substitution. Just make sure to look at the recipe. It depends on how much fat and moisture that milk is contributing to the overall batter or food

After Elijah dropped a pass in an important football game, he became depressed and vowed to quit the team because of his athletic incompetence. His counselor challenged his illogical reasoning and pointed out that Elijah’ “incompetence” had earned him a athletic scholarship. The psychologist’s response was most typical of __________________ therapy.

A. Behavior

B. person-centered

C. psychoanalytic

D. rational-emotive

Answers

Answer:

D. rational-emotive

After Elijah dropped a pass in a crucial football game, he became depressed and believed that it was due to his incompetence; however, a counselor challenged his illogical reasoning, and this is a rational-emotive therapy that is present in Option D.

What is the significance of the therapy?

There are various types of therapy, such as psychological therapy, in which the patient with mental health problems can be evaluated by a counselor, and there are separate sessions depending on the severity of the issue, and the counselor helps the patient overcome such pain and depression to lead a normal and healthy life.

Hence, after Elijah dropped a pass in a crucial football game, he became depressed and believed that it was due to his incompetence; however, a counselor challenged his illogical reasoning, and this is a rational-emotive therapy that is present in Option D.

Learn more about the significance of the therapy here.

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how does calcitonin hormone decrease the concentrations of calcium in the blood​

Answers

Answer:

It inhibits the activity of osteoclasts, which are the cells responsible for breaking down bone.

Answer:

Calcitonin reduces calcium levels in the blood by two main mechanisms: It inhibits the activity of osteoclasts, which are the cells responsible for breaking down bone.

What is an electromagnetic wave?
Please helppp

Answers

The answer to your question is C

Blood flow causes vibrations in the heart chambers and valves and produces sounds that can be heard with a stethoscope. Evaluate
which of these does NOT necessarily contribute to the sounds detected by the stethoscope as blood passes through the heart.
A) iron level is the blood
B) velocity of the blood during motion
C) viscosity of the blood as it moves through the heart
D) density of the blood as it is pumped through the heart

Answers

Answer:A. iron level of the blood

Explanation:

Answer:

A. iron level of the blood

Explanation:

All of the other properties are physical properties that can be detected by vibrations picked up by the stethoscope. The chemical property, iron level, will not necessarily be detected by the stethoscope but may contribute to poor cardiac health.

The scientific name for an organism includes which taxa?
A. class and family
B. domain and kingdom
C. genus and species
D. kingdom and phylum

Answers

Answer:

C

Explanation:

Scientists name animals and plants using the system that describes the genus and species of the organism.

Chromosomes are
A: DNA strands that become visible during cell division
B: the control centers of cells
C: the thick, fluid material surrounding the nucleus
D: the basic units of structure in living things

Answers

Answer:

A

Explanation:

Each chromosome contains a single double-stranded piece of DNA along with the aforementioned packaging proteins. Chromatin condensation begins during prophase and chromosomes become visible. Chromosomes remain condensed throughout the various stages of mitosis

hope this helps

Natural gas burns
cleaner than coal, yet it is considered a pollutant. Why?

Answers

Answer:

Cleaner burning than other fossil fuels, the combustion of natural gas produces negligible amounts of sulfur, mercury, and particulates. Burning natural gas does produce nitrogen oxides (NOx), which are precursors to smog, but at lower levels than gasoline and diesel used for motor vehicles.

When was the structure and function of DNA discovered?
A. 1944
B. 1949
C. 1953
D. 1961

Answers

Answer:

C : 1953

Explanation:

The discovery in 1953 of the double helix, the twisted-ladder structure of deoxyribonucleic acid (DNA), by James Watson and Francis Crick marked a milestone in the history of science.

Answer:

c. 1953

On February 28, 1953, Cambridge University scientists James D. Watson and Francis H.C. Crick announce that they have determined the double-helix structure of DNA, the molecule containing human genes.

Kevelyn dreams that 12 monkeys are dancing in a circle around her while she sits on a stool and eats a banana. This description of Kevelyn’s dream contains _________ content.

A. transference

B. latent

C. lucid

D. manifest

Answers

The subconscious psychological meaning of a dream is its latent substance. This symbolically veiled content may be painful or traumatic. Therefore, option (B) is correct.

What is latent content of dream?

In Freudian dream analysis, content refers to both the Latent and manifest elements of a dream, or both the overt meaning of the dream and the dream as it is remembered. Dreams represent the uncontrollable mental events that occur during various stages of sleep.

The hidden psychological significance of a dream is its latent content. Because it could be distressing or traumatic, this content frequently makes symbolic appearances in disguise and contains things that are hidden from conscious awareness.

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Which structures in birds and mammals have a similar function?

a. Air sacs and diaphragm
b. Down feathers and underhair
c. Albumen and mammary gland
d. Crop and incisors

Answers

Answer:

Air sacs and diaphragm

Explanation:

Please help meeeeee???

Answers

Answer:

The one you chose is correct-

That is, assuming that the yellow one is the one you chose.

i need help please & thank you!!

Answers

answer C lolllllllllllllllllll

2.4 State two reasons why the fern plants are able to
greater heights than the moss plants.
(2)
Coll
19)what is an underground stem

Answers

Answer:

Explanation:

This is because ferns are vascular plants i.e they have vascular tissues which are xylem and phloems which help to conduct water and nutrients while mosses are non vascular plants.

2. Ferns sporophytes are differentiated into true leaves, stems and true roots while mosses lack true roots, stems and leaves.

Underground stems are modified part of plants that are derived from stem tissues which grow under the ground. Underground stems grow beneath the soil. Examples include Rhizomes, ginger, tubers e t.c.

Can someone help me with this question

Answers

The mother can give her blood because o can give to a,b,ab, and o but no ab can not give so the answer would be no only his wife
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