What is the common characteristic that is shared between a tree, a shark, a human and an amoeba?.
Answers
All living organisms have common characteristics that distinguish them from non-living things. These characteristics are unique to every living thing.
All organisms are different, yet they are all connected by the fundamental characteristics of life. The seven characteristics that are common to all living organisms are: order, reproduction, growth and development, energy processing, regulation, response to the environment, and evolutionary adaptation.A tree, a shark, a human, and an amoeba share the common characteristic of being living organisms. All of these organisms are made up of cells and contain genetic material, which is passed down from generation to generation. They require energy to survive, which is obtained by consuming other organisms or using sunlight to generate food. All organisms also have the ability to adapt to their environment and evolve over time to better suit their surroundings. In addition, they have the ability to regulate their internal environment, maintaining a stable environment despite changes in the external environment. They can respond to changes in their environment, whether it be a threat, food source, or a change in temperature. They can also reproduce, allowing for the continuation of their species and the passing down of genetic material to the next generation.
In conclusion, all living organisms share certain fundamental characteristics that distinguish them from non-living things. These characteristics include order, reproduction, growth and development, energy processing, regulation, response to the environment, and evolutionary adaptation. A tree, a shark, a human, and an amoeba are all living organisms that share these characteristics. They are unique, yet connected, and their characteristics allow them to survive and thrive in their respective environments.
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Related Questions
In eastern gray squirrels, Sciurus carolinensis, the allele for black fur (B)(B) is dominant to the allele for gray fur (b)(b). In a particular population of gray squirrels, 64% have black fur and 36% have gray fur. A researcher calculated the allelic frequencies to be B=0.4B=0.4 and b=0.6b=0.6. Five years later, the researcher returned to the location and determined the allelic frequencies within the squirrel population to be B=0.6B=0.6 and b=0.4b=0.4.
Which of the following could best explain the increase in the frequency of the BB allele in the population after five years?
a. The frequency of the uppercase B allele increased because it is the dominant allele.
b. The frequency of the BB allele increased because squirrels with gray fur exhibited greater fitness.
c. The frequency of the BB allele increased due to the selective pressures of the environment.
d. The frequency of the BB allele increased because black squirrels randomly mate with other eastern gray squirrels.
Answers
The correct answer is c. The frequency of the BB allele increased due to the selective pressures of the environment.
In the eastern gray squirrel population, the increase in the frequency of the BB allele after five years can be best explained by: c. The frequency of the BB allele increased due to the selective pressures of the environment. This suggests that the environment favored squirrels with black fur (BB), providing them with a selective advantage, leading to an increase in the frequency of the B allele. This means that the black squirrels with the dominant B allele were better adapted to the environment and had higher survival and reproductive rates, leading to an increase in the frequency of the BB allele over time. The other options are not supported by the information provided in the question.
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The most likely explanation for the increase in the frequency of the BB allele after five years is C. The frequency of the BB allele increased due to the selective pressures of the environment.
Selective pressures can drive changes in the allele frequency within a population over time. In this case, it is possible that the environment in which the squirrels live has changed in a way that favors individuals with black fur over those with gray fur. For example, if there is a higher incidence of predation on gray squirrels, then black squirrels may have higher fitness and be more likely to survive and reproduce. Over time, this could lead to an increase in the frequency of the BB allele within the population.
Option A is not a complete explanation because dominance alone does not determine the frequency of an allele within a population. Option B is unlikely because the question provides no evidence to suggest that squirrels with gray fur have greater fitness. Option D is also unlikely because random mating alone does not explain the selective pressures that could have led to the increase in the frequency of the BB allele.
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Orchids are a recently evolved plant that have a novel feature known as aerial roots. What is the most likely function of an orchid's specialized roots? Aerial roots are the site of energy synthesis. Aerial roots allow the orchid to attach itself to trees. Aerial roots produce food for the orchid through photosynthesis. Aerial roots anchor the orchid to the ground.
Answers
Answer:
Aerial roots allow the orchid to attach itself to trees
Explanation:
Orchids are a group of plants that are mostly epiphytic in nature i.e. depends on other plants for physical supports. According to this question, orchids have evolved to develop a novel feature called AERIAL ROOTS.
This specialized kind of roots serves different functions in the orchid plants but however, the most likely is for PHYSICAL SUPPORT. The orchids use their developed aerial roots to climb and attach itself to their tree host in order for them to reach sunlight.
Answer:
the answer is B- Aerial roots allow the orchid to attach itself to trees.
Explanation:
Why can a chn analysis of a compound not distinguish between a monomer and dimer of the species?
Answers
A chemical analysis (CHN analysis) of a compound cannot distinguish between a monomer and a dimer of a species because the analysis measures the elemental composition of the compound.
A CHN analysis is a method used to determine the elemental composition of a compound, specifically the amounts of carbon (C), hydrogen (H), and nitrogen (N) present. It involves combusting the compound and measuring the resulting gases, which can provide information about the relative amounts of these elements in the compound.
When it comes to distinguishing between a monomer and a dimer of a species, a CHN analysis alone is insufficient. This is because the elemental composition of a monomer and its corresponding dimer remains the same. For example, if a monomer consists of one carbon atom, two hydrogen atoms, and one nitrogen atom, its dimer will also contain the same number and types of elements in the same proportions.
To differentiate between a monomer and a dimer, additional analytical techniques are needed. For instance, spectroscopic techniques such as nuclear magnetic resonance (NMR) or mass spectrometry (MS) can provide information about the molecular structure and size of the species. These techniques can help determine if a compound exists as a monomer or if it has formed a dimeric structure.
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Question 1
Stephen predicted that seeds would start to grow faster if an electric current traveled
through the soil in which they were planted.
a.Draw Conclusion
b.Test the hypothesis with an experiment
c.Recognize a problem
d.Form a hypothesis
10 points
Answers
Answer:
This question is asking to identify which step of scientific method the statement depicts. The answer is:
d.Form a hypothesis
Explanation:
Scientific method is the series of sequential steps that aims at solving a problem. These sequential steps include:
- Asking a question/make an observation
- Form a hypothesis
- Test the hypothesis via an experiment
- Analyze the result
- Draw conclusion
According to this question, Stephen predicted that seeds would start to grow faster if an electric current traveled through the soil in which they were planted. The problem of this investigation, which has already been identified, is whether seeds will grow faster if an electric current is applied to the soil.
However, the next step is to form an hypothesis, which is a testable prediction given to answer a question or solve an observed problem. In this case when Stephen predicted the outcome of the investigation, he was FORMULATING A HYPOTHESIS.
racoons are opportunistic feeders and will eat just about anything they can find. they will catch and eat invertebrates such as beetles, but also eat different fruits and vegetables and other plant matter. Based on their feeding habits, they would be categorized as
Answers
Answer:
Explanation:
Based on their feeding habits, we will regard the raccoons as omnivores. Omnivores are organisms that possess the ability to feed and survive on both plant and animal matter.
These raccoons eat invertebrates etc which are animal matter and then different fruits and vegetables etc; plant matter.
Thus, they can be regardless as being an omnivore.
Workers find two substances. One is a toxic chemical. The other is a safe chemical. Both chemicals are liquids at room temperature. As a test, the workers transfer the same amount of energy out of the two containers and find that only the toxic chemical changes phase. How is the toxic chemical different from the safe chemical?
(*) required:
*Correct answer
*Most convincing wrong answer
* Why is the wrong answer wrong??
Answers
Explanation:
the toxic chemical has different ingredients that makes it having a different reaction at the container
Meditation is a practice of sitting still and quiet for minutes or even hours. It has been practiced for thousands of years and is even a part of religious practices for some people. Carefully controlled, repeated measurements of brain activity have shown that meditation does increase certain chemicals in the brain and even grows the part of the brain that helps people connect with their current surroundings and activities.
Are claims about the effects of meditation most likely scientific or pseudoscientific?
Answers
(Answer:) this is most likely to be scientific, (Explanation:) because, if you look at the question it says 'are the effects of medditadion scientific?... ect', and if you look back on your description of meditation, in the third sentence, they certainly state information based on scientific study!
Answer:
scientificExplanation:, because observations of brain growth and chemicals are made carefully and repeatedly
Just took the test.
place the following descriptions into the correct order to represent the sequence of events in a patellar reflex arc.
Answers
The muscular spindle is activated as a result of the patellar tendon stretching the quadriceps muscle. Sequence of events in a patellar reflex are provided in below image.
The spinal cord receives a signal from the muscle spindle's afferent neuron upon detection of stretch, which then synapses with a motor neuron to trigger the quadriceps muscle to contract. A practical and well-known illustration of the monosynaptic reflex arc is the patellar reflex.
The route leading to the contraction of the quadriceps muscle lacks interneurons. Instead, a motor neuron in the spinal cord receives a synaptic connection from the sensory neuron. activates the motor neuron. The signal is then sent from the interneuron to the motor neuron. A muscle or effector is connected to a motor neuron that exits the spinal cord.
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Correct Question:
Place the following descriptions into the correct order to represent the sequence of events in a patellar reflex arc.
What structure in the heart keeps the blood from flowing in the right direction?
Answers
Answer:
The valves The heart has four valves - one for each chamber of the heart. The valves keep blood moving through the heart in the right direction.
Explanation:
it is right hope this helps
Answer:
The answer is The valves The heart has four valves - one for each chamber of the heart. The valves keep blood moving through the heart in the right direction.
Explanation:
i hope i helped you very much
5. What are virus hoaxes? Why are the hoaxes sometimes more dangerous than an actual virus?
Answers
Answer:
An actual computer virus is a malicious software, often known as malware, that can harm a computer and its users.
Virus hoaxes are false or misleading information about viruses that circulate through various communication channels.
They can be more dangerous than actual viruses due to their ability to spread quickly, cause panic, and undermine effective public health measures.
Virus hoaxes are deceptive messages or claims that often exaggerate the severity or impact of a particular virus. They can be spread through social media, email chains, or word of mouth. These hoaxes may include misinformation about symptoms, transmission methods, or false remedies, leading people to take ineffective or even harmful actions.
What makes virus hoaxes particularly dangerous is their potential to create panic and misinformation at a rapid pace. The viral nature of social media and other communication platforms allows these hoaxes to reach a wide audience within a short period. As a result, people may make decisions based on false information, such as avoiding necessary medical treatment, taking unnecessary precautions, or spreading fear and misinformation to others.
Moreover, virus hoaxes can undermine public health efforts by diverting attention and resources from legitimate preventive measures. They can erode trust in healthcare authorities and disrupt the dissemination of accurate information, making it harder for individuals to make informed decisions and follow recommended guidelines.
This can have severe consequences, especially during outbreaks or pandemics, where timely and accurate information is crucial for public safety. Therefore, it is essential to verify the credibility of information and rely on trusted sources to mitigate the risks associated with virus hoaxes.
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Organizing rocks according to their similarities is an example of the process of
classification.
True
False
Answers
Answer:
true
Explanation:
explain how ionic balance is maintained in the human body
Answers
Answer:
ion balance is maintain in the body by its ph balance
Genetic Code
Project: Asking Questions about the Genetic Code
Active
Instructions
Click the links to open the resources below. These resources will help you complete the assignment. Once you have created your
file(s) and are ready to upload your assignment, click the Add Files button below and select each file from your desktop or network
folder. Upload each file separately.
Your work will not be submitted to your teacher until you click Submit. Can someone please help me
Answers
Answer:
Following are the steps to the given points:
Explanation:
The instructor has described the current task upload process.The teacher helped the children with all resources necessary again for the task.Every learner needs to create a document to upload a project and then select a task from the folder.To add a file, a learner should click the add-on button.The neurotransmitter that is primarily associated with the feeling of wanting something is.
Answers
The neurotransmitter that is primarily associated with the feeling is dopamine.
The effects of neurotransmittersNeurotransmitters are the chemicals that transmits messages in the form of chemical signals from nerve cells to target organs.
Examples of neurotransmitters include the dopamine. This is the neurotransmitter that is primarily associated with the feeling of wanting something. This is because it fulfills the following roles in the brain:
motor control, motivation, arousal, reinforcement.Therefore, the neurotransmitter that is primarily associated with the feeling is dopamine.
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What is the structure below? Label all parts of this structure including the polar & no polar regions.
Answers
The structure present in the image is of a phospholipid. It has 2 components:
Hydrophilic, polar phosphate head.Hydrophobic, non-polar, fatty acid tails.A phospholipid is one of the main constituent of plasma membranes. It is an amphipathic molecule as it contains the hydrophilic as well as hydrophobic parts. The hydrophilic part is the glycerol backbone along with phosphate group attached to its terminal hydroxyl group.
The fatty acid chain is the hydrophobic portion of the phospholipid that appears on the inner side of the plasma membrane bilayer. One of the two fatty acid chain is unsaturated due to presence of double bonds that gives it a kink.
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Write the function of the following structures
1crotid artery
2, hepatic artery
3,masentric artery
4, masentric vein
5,renal artery
6,renal vein
7, subclavian vein
8, subclavian artery
Answers
1.The carotid artery supplies oxygenated blood to the head and neck.
2. The hepatic artery supplies oxygenated blood to the liver.
3. The masentric artery supplies oxygenated blood to the stomach.
What is blood ?Blood is a specialized body fluid that has many essential functions in the body. It is composed of cells suspended in a liquid matrix known as plasma. Blood is responsible for transporting oxygen, nutrients, hormones, and other substances throughout the body, as well as providing immunity against infection and disease.
4. The masentric vein carries deoxygenated blood from the stomach.5. The renal artery supplies oxygenated blood to the kidneys.6. The renal vein carries deoxygenated blood from the kidneys.7. The subclavian vein carries deoxygenated blood from the upper body.8. The subclavian artery supplies oxygenated blood to the upper body.
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An organism's genotype is its
Answers
Answer:
An organism's genotyoe is its specific conbination of alleles for a given gene.
Explanation:
Place the steps of prokaryotic DNA replication in order, from the bacterium initiating DNA replication to DNA-replication termination. Bacterium initiating DNA replication DNA replication terminated Answer Bank Tus protein stops replication forks from crossing each other and ends synthesis. DNA replaces RNA and lagging strands are joined. The only origin of replication is bound by DNA protein. The upstream region melts, and helicase binds and unwinds DNA. RNA primers are added to provide a 3' end for elongation. S' to 3' synthesis of the leading strand and short lagging strand is carried out by DNA polymerase.
Answers
The steps of prokaryotic DNA replication in order :
Bacterium initiates DNA replication Upstream region melts and helicase binds and unwinds DNA DNA protein binds the only origin of replication RNA primers are added to provide a 3' end for elongation S' to 3' synthesis of the leading strand and short lagging strand is carried out by DNA polymerase DNA replaces RNA and lagging strands are joined Tus protein stops replication forks from crossing each other and ends synthesisWhat is DNA replication?The DNA replication process in prokaryotic cells is different from that in eukaryotic cells. In prokaryotic cells, the DNA replication process is quicker and occurs through a closed-loop mechanism. Prokaryotic DNA replication occurs in three phases, and the steps mentioned above correspond to them. They are as follows: Initiation, where replication begins Elongation, where the replication proceeds Termination, where the replication is stopped.
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How are genes and proteins related?
Answers
Answer: genes contain the code to make proteins
Explanation: the ADN is formed from many part of introns and exons ; exons are the parts or ADN that are translated into aminic acids . these aminic acids are gathered to make a channel if this channel is short we call is a peptedic channel . if it is long and fonctionnal we call it a protein.
Fossils reveal the body structures of ancient organisms. What other information can be concluded or inferred from studying fossils? Select THREE correct answers. *
A. The ecology of ancient environments
B. The colorations and markings of ancient organisms
C. Evolutionary lineages from common ancestors
D. Sequential nature of groups of ancient organisms
Answers
Fossils reveal the body structures of ancient organisms. What other information can be concluded or inferred from studying fossils
A. The ecology of ancient environments
C. Evolutionary lineages from common ancestors
D. Sequential nature of groups of ancient organisms
In addition to the body structures of ancient organisms, studying fossils can reveal various other aspects of ancient environments. The analysis of fossils can allow paleontologists to reconstruct ancient environments and ecosystems, providing insights into the Earth’s natural history. They can also be used to decipher the ecological characteristics of organisms in the past. In conclusion, the ecology of ancient environments, evolutionary lineages from common ancestors, and the sequential nature of groups of ancient organisms can be concluded or inferred from studying fossils.
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You are studying a population of Dlugosch’s Small Octopus that has been suffering from a skin disease. In your work, you find that some individuals have more resistance (immunity) to the disease than others. You remember learning about life history trade-offs in your Ecology class, and you hypothesize that immunity trades off with investments in other major life history traits in the octopuses. You decide to design a study to test whether higher immunity leads to a lower number of eggs produced by females.
9. State a prediction for what the results of your study would look like if they support the hypothesis given in the Mission.
Make a figure of results that would be consistent with that prediction:
Label y axis with the variable that should be on the
Label x axis with the variable that should be on the
Draw results bars or lines consistent with your prediction
If the infection reduces the population size of the octopus, would you predict an r or a K strategy would be more likely to evolve (based on what we discussed in class)? Explain why that life history strategy would be favored in a small population, and give at least two traits associated with the strategy that you predict.
Answers
If higher immunity leads to a lower number of eggs produced by females in Dlugosch's Small Octopus, then there will be a negative correlation between immunity level and egg production.
A K approach would be more likely to develop if the illness causes the octopus population to decline. Resources are few in a tiny community, therefore long-term stability and survival are prioritized over rapid population expansion. The K approach emphasizes having fewer kids while allocating more resources to ensuring their survival and welfare. In a small population, the following two characteristics connected to a K strategy might be more prevalent:
Increased parental care: Parents invest more time and resources in raising a smaller number of offspring to increase their chances of survival and reproductive success.
Delayed maturation: Individuals take longer to reach reproductive maturity, allowing them to invest more time in growth, development, and building up resources before reproduction.
These traits help ensure the survival and success of the limited number of offspring in a small population, aligning with the K-selected life history strategy.
In this figure, the y-axis represents the number of eggs produced by females, and the x-axis represents the immunity level of the octopuses. The bars or lines would show a decreasing trend as the immunity level increases, indicating a negative relationship between immunity and egg production.
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microbial community composition in southern california salterns and bitterns: analogs for remnant ocean worlds
Answers
Microbial community composition studied in Southern California salterns and bitterns as analogs for remnant ocean worlds.
The study focuses on investigating the microbial community composition in salterns and bitterns found in Southern California. These environments serve as analogs for remnant ocean worlds, which are extraterrestrial bodies that might have liquid water remnants. By examining the microbial communities in these salt-rich environments, scientists aim to gain insights into the potential microbial life forms that could exist in similar conditions on other planets or moons. Understanding the microbial community composition and adaptation strategies in extreme environments provides valuable information for astrobiological research and the search for life beyond Earth. This study explores the unique ecosystems of Southern California salterns and bitterns and their relevance in studying the possibilities of life in other environments throughout the cosmos.
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for each of the following, state whether it is an organelle , a cell , a tissue , an organ , an organ system, or an organism a) heart b) trachea c) onion epidermis d) onion bulb e) onion plant f) human being g) lung
Answers
b heart because it is connected to the organelles
WILL MAKE BRAINLIST
If an ecosystem is disturbed, goes out of balance, and cannot return to a state of equilibrium, the species living there will most likely____.
A. find new resources
B. become overpopulated
C. become extinct
D. find new habitats
Answers
Answer:
C. become extinct
Explanation:
We become more likely to be extinct once the habitat is disrupted. So, C.Become Extinct would be the correct response. When no food or supplies are available, certain species won't have milk, ensuring that species starve and humans starve, end up becoming extinct!
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what do you think would happen if a major city lost its fresh water?
Answers
Answer:chip snakes
Explanation:
GIVING BRAINLIEST what is the relationship between blood viscosity and blood pressure
Answers
blood pressure and blood viscosity are not related in healthy individuals, an effect probably due to shear stress regulation of blood flow.
Carlo, in labor with her first child, is in a great deal of pain and has been experiencing strong contractions for nearly 12 hours with little progress toward birth. Although Carla was hoping for a natural birth, her doctor has urged her to use an epidural. Which of the following problems occues MOST often following an epidural? Newborus are at high risk for birth complications like cerebral palsy. An epidural increases the chance of having a cesarean section An epidural speeds up the labor process. The mother loses consciousness prior to delivery
Answers
An epidural increases the chance of having a cesarean section, the correct option is B.
An epidural is a regional anesthesia technique commonly used during labor to provide pain relief to the mother. While it effectively reduces the pain experienced during childbirth, it can also have certain effects and potential risks. One of the most common problems associated with epidurals is an increased likelihood of cesarean section.
When an epidural is administered, it can lead to a decrease in the mother's ability to feel and control her contractions. This can result in a longer labor process and potential complications, such as fetal distress or an inability to progress in labor. The correct option is B.
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The question is inappropriate; the correct question is:
Carlo, in labor with her first child, is in a great deal of pain and has been experiencing strong contractions for nearly 12 hours with little progress toward birth. Although Carla was hoping for a natural birth, her doctor has urged her to use an epidural. Which of the following problems occurs most often following an epidural?
A) Newborns are at high risk for birth complications like cerebral palsy.
B) An epidural increases the chance of having a cesarean section
C) An epidural speeds up the labor process.
D) The mother loses consciousness prior to delivery
Categorize the following as being associated with either obstructive or restrictive lung disorders. Obstructive Disorders ___________________
Restrictive Disorders
____________________
- Decreased airflow by bronchoconstriciton - Tuberculosis - Heavy smokers - Asthma - Neuromuscular disorders - Bronchitis - Weakening of respiratory muscles - Fibrosis caused by coal dust
Answers
Obstructive Disorders:
- Decreased airflow by bronchoconstriction
- Heavy smokers
- Asthma
- Bronchitis
Restrictive Disorders:
- Tuberculosis
- Neuromuscular disorders
- Weakening of respiratory muscles
- Fibrosis caused by coal dust
Obstructive lung disorders are characterized by a decreased airflow due to partial or complete obstruction of the airways. The obstructive disorders listed in the question are asthma, bronchitis, decreased airflow by bronchoconstriction (as seen in conditions like chronic obstructive pulmonary disease, or COPD), and heavy smokers. In these conditions, the airways become narrow and obstructed, making it difficult for air to flow in and out of the lungs, leading to symptoms like wheezing, coughing, and shortness of breath.
On the other hand, restrictive lung disorders are characterized by a decrease in lung volume due to stiffness or restriction of the lung tissue itself, the chest wall, or the respiratory muscles. The restrictive disorders listed in the question are neuromuscular disorders (such as muscular dystrophy or amyotrophic lateral sclerosis), fibrosis caused by coal dust (as seen in pneumoconiosis), and weakening of respiratory muscles (as seen in conditions like myasthenia gravis). In these conditions, the lungs are unable to expand fully, leading to reduced lung volumes and difficulty breathing.
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Zombie college:The 5 rules of lab safety
Answers
The 5 rules of lab safety are as follows:
Rule 1: Dress for the Lab
Do: wear closed-toe shoes and long pants.Don't: wear jewelry or leave your hair down.Rule 2: Protective Protective Equipment (PPE)
Do: wear safety glasses, gloves, lab coat/apron.Don't: forget to wear them!!Rule 3:
Do: add acid/base to water; follow SDS.Don't: add water to acid/base.Rule 4:
Do: know where it is and how to use it!Don't: forget where it is or play with it!Rule 5:
Do: clean up after yourself.Don't: work alone; bring food or drink in lab.What is lab safety?Lab safety refers to the steps or the protocols and procedure which must be put in place in order to ensure safety in the Laboratory.
Because the laboratory is full of potential hazards, those working in the laboratory should ensure the follow the rules of lab safety.
The 5 rules of lab safety are as follows:
Rule 1: Dress for the Lab
Do: wear closed-toe shoes and long pants.
Don't: wear jewelry or leave your hair down.
Rule 2: Protective Protective Equipment (PPE)
Do: wear safety glasses, gloves, lab coat/apron.
Don't: forget to wear them!!
Rule 3:
Do: add acid/base to water; follow SDS.
Don't: add water to acid/base.
Rule 4:
Do: know where it is and how to use it!
Don't: forget where it is or play with it!
Rule 5: Do and Don't
Do: clean up after yourself.
Don't: work alone; bring food or drink in lab.
In conclusion, the 5 rules of lab safety are meant to protect those working in the laboratory.
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They have also observed the growth of plantlike organisms in the bay. Which is the most likely explanation for the results? A. The apple orchard releases toxic chemicals into the water of the bay. B. The nitrogen from the fertilizer makes it impossible for plants to grow. C. The plantlike organisms generate too much oxygen, which kills the fish D. The nitrogen from the fertilizer made the plants grow too quickly, which hurt the fish.
Answers
Answer:
This question is incomplete as it does not contain the graphical representation of fishes population over time. The image containing this information has been attached in the attachment section.
The correct answer is D. The nitrogen from the fertilizer made the plants grow too quickly, which hurt the fish.
Explanation:
According to the attached image, artificial fertilizer is being used on a an apple orchard for six years. The orchard is located near a stream which runs out into a small bay.
Based on the results of the sampled population of fishes for five years as represented graphically by researchers (see attached image), it is obvious that the population of the fishes in the bay is reducing over the years. They also observed the growth of plantlike organisms in the bay.
The possible cause of this decline in the population of fishes is the increased growth of these plantlike organisms. The plantlike organisms are algae, which uses the nitrogen content of the artificial fertilizer that washes into the bay from the orchard, as a source of nutrient. This excessive nutrient causes the plantlike organisms to bloom or grow too rapidly- a process called EUTROPHICATION.
Eutrophication causes the oxygen content of the bay to reduce gradually as the blooming of the plantlike organisms depletes oxygen in the water body, thereby, harming aerobic aquatic organisms like fishes in the bay.
Hence, in a nutshell, the reduction in the population of fishes in the bay is as a result of the nitrogen from the fertilizer which made the plantlike organisms grow too quickly, leading to oxygen-depletion and subsequently death of the bay fishes.
Answer:
The plantlike organisms are using up all the oxygen that the fish need.
Explanation:
Although the answer isn't provided, the answer is correct for the same question. The plantlike organisms aka the apple orchard is intaking oxygen from the water, causing the fish in the bay to decrease in population due to lack of oxygen in the water.