The percentage of energy in one trophic level that transfers to the next level in the average ecosystem is 10 percent. Trophic levels are the feeding positions of all organisms that are located in a certain ecosystem. Trophic levels describe what different organisms consume. As energy is transferred from one trophic level to another in an ecosystem, it decreases. Only a small amount of the energy (as little as 10 percent) at any trophic level is moved to the next trophic level. The remaining energy is lost mainly as heat through metabolic processes.

Answers

Answer 1

Answer:

See explanation

Explanation:

According to the second law of thermodynamics, energy transfer from one trophic level to another is not 100% efficient. Some energy is lost along the way from one trophic level to another.

The reason for this loss in energy is that the organisms at each trophic level harnesses the energy that they derive from complex organic matter to carry out their own metabolic processes.

Hence, only about 10% of the energy originally derived from complex food materials is passed on to the next trophic level.

Summarily, only about 10 percent of energy derived from food and stored in biomass in a particular trophic level is passed from one level to the next. This is commonly referred to as “the 10 percent rule”. This rule limits the number of trophic levels that can be supported by a given ecosystem.

Answer 2

Answer:

10 percent

Explanation:


Related Questions

Flowers can be characterized as:
A. Vegetative means of reproduction of flowers
B. Always perfect types
C. Do not have sterile parts
D. Being modified to be pollinated by different agents.

Please answer my question.
*Silly, Incomplete and/or Spam answers will be reported!*

Answers

Answer:

A

Explanation:

Vegetative reproduction is a type of asexual reproduction that results in new plant ... Plants have evolved different reproductive strategies for the continuation of their species. ... The flower is the reproductive organ of plants classified as angiosperms. External plant structures such as leaves, stems, roots, flowers, fruits, and seeds are known as plant organs. Vegetative parts  include roots, stems, shoot buds, and leaves; they are not directly involved in sexual reproduction. So yes, flowers can be characterized as part of vegetative in means of reproduction of flowers

Answer:

hey bro, yisrael its me, long time no see. you prob dont remember me but we were good friends. ive been trying to reach out to you but the comments on your answers were locked. Just wanted to say hi.

Explanation:

How much is 1 Proton, 1 Neutron, and 1 electron

Answers

Answer: it’s 3

Explanation:

I just guessed alright.

Choose the correct function for the biomolecule represented in the diagram –
A) Energy Storage
B) Genetic Information
C) Metabolism
D) Quick Energy

Answers

Answer:

B

Explanation:

Identify each picture/box below as an element, compound or mixture:

Answers

Answer:a is a compound b is a element c is a mixture

Explanation:

HELP PLEASE! WILL GIVE BRAINLY! which of.the following shows the levels of cellular organization from least complex to most complex

Answers

Answer:

The last one im pretty sure

Explanation:

Answer:

D, cell > tissue > organ

Explanation:

Basically, it is a progression. Cells are incredibly basic, but when you have a lot of them together you get tissues. Certain tissues repeated create organs. :)

a) Name the 4 type of elements that make up Xylem.

b)Name the 4 type of elements that make up Phloem.​

Answers

Explanation:

a) Tracheids,Vessels,Xylem Parenchyma, Xylem Fibres

b) Sieve tubes, Companion Cells, Phloem Parenchyma , Phloem Fibres

Answer:

Xylem is composed of 4 elements: tracheids, vessels, xylem parenchyma and xylem fibres

Explanation:

The four elements of the phloem are as follows:

Sieve tube elements: They are long tube-like structures arranged longitudinally. ...

Companion Cells: Companion cells are specialised parenchymatous cells. ...

Phloem Parenchyma: ...

Phloem Fibres:

Which of the following is not one of the four major groups of biomolecules found in living organisms? O carbohydrates O lipids O Phosphoric Acid O proteins​

Answers

Answer:

Phosphoric Acid is not one of the major 4.

Explanation:

Phosphoric acid is not one of the four major groups of biomolecules found in living organisms. Thus, the correct option for this question is C.

What are Biomolecules?

Biomolecules may be defined as those organic molecules which are significantly required in order for the survival of living organisms. This is because these molecules play essential functions like cell division, gradual development, morphogenesis, etc.

The four groups of biomolecules which are found in living organisms are Carbohydrates, lipids, proteins, and nucleic acids. Among which carbohydrates are energy-deriving biomolecules, proteins govern the structural and functional properties of the living cell.

Nucleic acids are responsible for the representation of genetic material and lipids are known for energy storage due to their large simple structure.

Therefore, phosphoric acid is not one of the four major groups of biomolecules found in living organisms. Thus, the correct option for this question is C.

To learn more about Biomolecules, refer to the link:

https://brainly.com/question/10904629

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Which option shows the correct order of mountains from the smallest grouping to the largest grouping?
peak, range, belt, system
peak, system, range, belt
range, peak, system, belt
peak, range, system, belt

Answers

Answer:

peak, range, system, belt

Explanation:

Took the quiz.

Answer:

On edge its D peak, range, system, belt

Explanation:

Do viruses carry out all life processes? If not, which are they missing

Answers

Answer:

No, they only carry out reproduction.

Explanation:

individual viruses don't carry translational machinery, namely, the proteins needed to read their DNA and RNA and build new viruses. They invade a cell and hijack its genetic tools to do it for them.

WILL GIVE BRAINLIEST!!!!!
All living things are made of carbon.

True

False

Answers

Answer:

False they are not ENTIRELY made up of carbon but have some in their/its body.

Explanation:

hope this helps :3

Where would an earthquake's epicenter be in this diagram?
NEED HELP ASAP (please)

Answers

Answer:

b

Explanation:

Suppose a bacterial infection kills off most of the prey at point B on the graph. How would this affect the predator and prey growth curves on this computer model at point C? At point D?

Answers

it would affect the growth curves because you see if a bacteria affects predators (that hunt and eat preys) the number of predators would decrease as they would be killed by the infection
Less predators means more preys as they aren’t hunted down as much so they growth curve for preys would be positive while for predators it would be negative
The predator growth curve at point C and D will be ; Negative (  decreases )  The prey growth curve at point C and D will be ; Positive  ( Increases )

If an infection kills most of the prey at a point ( B ) before the predators can get to the preys at point ( c ). The number of predators between points B and C will reduce due to the unavailability of prey to feed on.  

Therefore at points C and D the amount of available predator will decrease while the number of available prey will gradually increase because of the scarcity of predators which would have negatively contributed to their growth just like the bacterial infection.

Hence we can conclude that The predator growth curve at point C and D will be ; Negative (  decreases )  while The prey growth curve at point C and D will be ; Positive  ( Increases ).

Although the graph related to your question is missing but a general answer is provided above within the scope of the question .

Learn more : https://brainly.com/question/11398488

what is the benefit of plants having root hairs and what is thier function

Answers


Root hairs are delicate outgrowths of epidermal cells that significantly increase the volume of soil that plants mine for nutrients.

Smoking _ marijuana joints per week for 3-6 months carriers the same risk for developing lung cancer as smoking a pack of cigarettes a day for 20-30 years

A. 4
B. 5
C. 3
D. 2

Answers

Answer:

im pretty sure its 2 joints a day

Explanation:

The abuse of drugs can lead to serious health problems. Smoking THREE (3) marijuana joints per week for 3-6 months carries the same risk for developing lung cancer as smoking a pack of cigarettes a day for 20-30 years (Option C).

Drug abuse refers to the inappropriate and/or excessive use of a drug, which generates dependence.

Cannabis or 'marijuana' is a well-known psychoactive drug derived from the Cannabis plant.

The Cannabis plant contains tetrahydrocannabinol (THC), which is the main psychoactive constituent of marijuana.

This substance (THC) binds to cannabinoid receptors in nerve cells (neurons) and thus induces the release of different hormones.

Marijuana contains more than 500 chemical substances (some of them carcinogenic), it is for that reason that marijuana smoking can lead to lung cancer.

Marijuana smoking may also cause chronic bronchitis.

In conclusion, smoking THREE (3) marijuana joints per week for 3-6 months carries the same risk for developing lung cancer as smoking a pack of cigarettes a day for 20-30 years.

Learn more in:

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A flock of geese flew South for 300 miles. It took them 2
hours to complete that 300 mile trip. What is the
velocity of the flock of geese?

Answers

Answer:

150 miles per hour

Explanation:

just divide 300 by 2 and you will get the answer

19. Requires enzymes. *
(5 Points)
Photosynthesis
Respiration
O Both

Answers

I think both as well

^^ which of the following would have the highest species richness?

Answers

An ecosystem with 5 highly specialized species with equal amount of individuals in each population.

The correct answer as to which has the highest species richness would be an ecosystem with 30 species with varying numbers of each population.

The species richness of an ecosystem literally refers to the number of unique species in that ecosystem irrespective of the population size of each of the species. For example, an ecosystem with 20 species each with a population size of 50 is richer in species than an ecosystem with 10 species each with a population size of 200. This is why the species richness of an ecosystem is one of the attributes used in measuring the diversity of that ecosystem.

Hence, an ecosystem with 30 species is richer than those with 25, 15, and 5 irrespective of the population size of each species.

More on species richness can be found here: https://brainly.com/question/13259455

HELPPPPP!!!!!!!
During which stage of the cell cycle are the chromosomes lined up in the middle of the cell?
prophase
metaphase
anaphase
telophase
interphase

Answers

Answer:

Metaphase

Explanation:

Vote Brainliest Please

Hope this Helps.

Answer: Metaphase

Explanation: The phase of mitosis, which allows that allows the chromosomes to line up along the path of the middle of the dividing cell, is referred to as metaphase.

When a cell does not contain a nucleus, where is the DNA?

Answers

Answer:

The cytoplasm

Explanation:

Prokaryotic cells do not have nucleui so their DNA floats around in the cytoplasm.

Answer:

The DNA in prokaryotes is contained in a central area of the cell called the nucleoid, which is not surrounded by a nuclear membrane. Many prokaryotes also carry small, circular DNA molecules called plasmids, which are distinct from the chromosomal DNA and can provide genetic advantages in specific environments.

Explanation:

why don’t the two girls look the same using those word choices ?

Answers

Answer:

The process of meiosis involves cell division in which results in 4 daughter cells. Each cell has half the number of chromosomes of the parent cell. Genes are what determine what each cell obtains. A  unit of genes is transferred from a parent to offspring. In some cases they are spreaded equally among the eggs therefore creating identical twins. While in other cases they are not distributed in variation, creating fraternal twins.

The two girls in the images do not look identical due to there being two separate eggs that were fertilized by the sperm. Independent assortment causes genes to separate from each other when reproductive cells develop. Variation defines the difference between the DNA in two individuals. Crossing over happens when the exchange of genes between homologous chromosomes results in parental mixture to the offspring. When this occurs, the genes are uniquely developed between the two eggs.

As you can see, the methodology for the making of two non-identical twins posses a series of steps. A variation of features is created due to genes determined by independent assortment. Meiosis is what divides the cells into daughter cells for fertilization by the sperm. All of which was talked about holds a great purpose in the process.

hope this helps :)

Explanation:

Karyotypes can be studied to determine an organism’s chromosomal makeup and to detect genetic defects. Patau syndrome occurs when an individual has an extra copy of chromosome 13, giving them three copies. Symptoms of Patau syndrome include extra digits, seizures, and cleft palate. Which word would geneticists use to describe the cause of Patau syndrome?
diploidy
homologous
heterozygous
trisomy

Answers

Answer:

Trisomy "can be used to describe as a genetic disorder that is caused my an extra copy of chromosome number 13"

Answer:

Trisomy

Explanation:

ANSWER ASAP WILL GIVE BRAINLIEST

Answers

Answer:

Hope this helps

Explanation:

Adhesion

Capillary Action

Surface Tension

Universal Solvent

Cohesion

Plz give brainliest

Answer: surface tension is the bug one

capillary action is number two

Explanation:

A group of cells that join together for a particular function is known as:
A. Organ
B. Organism
C. Tissue
D. Organelle

Answers

It’s tissue I’m sure

PLEASE HELP!!!! BRAINLIEST ANSWER TO FIRST CORRECT ANSWER!!! NO TROLLS PLEASE!!!

Answers

Answer:F=enzyme

Explanation: becasue it is the aswer

plz help i wasn't paying attention in class so i forgot how to do this

Answers

Answer:

2 and 5

Explanation:

Start paying attention :)

Answer:

2 and 5

Explanation:

Make sure you pay attention in class

What happens to the electrons in the outer energy level of two or more atoms during covalent bonding

Answers

Answer:

The electrons on the outermost energy level of the atom are called valence electrons. The valence electrons are involved in bonding one atom to another.

Explanation:

hopefully you know some of this

Answers

Answer:

22) Organic

23) atom

24) element

25) buffers

26) carbon

27) lipids

28) zero

Explanation:

hopefully this helps

___________ was the English scientist that used the term call to describe the structures of cork under a microscope

Answers

Answer:

Robert Hooke was the English scientist that used the term call to describe the structures of cork under a microscope

How do laboratory tools improve the observations made by scientists

Answers

Answer:

Laboratory tools give accurate measurements and make certain areas and aspects of the experiment easier. Some tools can make pinpoint calculations.

People often say that dogs are "man's best friend.How closely related are dogs and humans? To complete this activity, you will need a computer with Internet connection, a piece of paper, a pen or pencil, and crayons or markers.Search the Internet to find the taxonomy of the domestic dog and humans, from domain through species. Check at least three different sources to make sure the information you find is correct. Try using websites that end in .Gov or .Edu; they are usually reliable.Create a chart listing the taxonomy of each species side-by-side, similar to the chart shown below.

Answers

Answer:

See explanation

Explanation:

Taxonomy actually means “arrangement law”. It is the branch of biology that deals with the classification of organisms.

The taxonomic classification system was invented by Carl Linnaeus. It is a hierarchical model of classifying living organisms based on shared characteristics.

Dogs are referred to as 'man's best friend' partly owing to some level of taxonomic relationship between the two species. Dogs and man belong to a class of vertebrates known as mammals- one of the shared characteristics of mammals is that they give birth to their young ones alive.

The taxonomic classification of man is:

Domain: Eukaryote - Kingdom - Animalia Phylum - Chordata Subphylum - Vertebrata Class - Mammalia Order - Primates Family - Hominidae Genus - Homo Species - sapiens.

The taxonomic classification of dog is:

Domain: Eukaryote - Kingdom - Animalia Phylum - Chordata Subphylum - Vertebrata Class - Mammalia Order - Carnivora Family - Canidae Genus - Canis Species - lupus familiaris

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