The apple tree receives 1000kJ of light from the Sun, but only uses 500kJ. Of this, only 250kJ are stored in the tree to be transferred through the food chain.
a) Calculate the efficiency of the tree (2)
b)State the ways in which the remaining energy has been transferred out the of the food chain (3)
Answers
a) 250/1000 × 100 = 25%
b) Respiration, decomposition
Related Questions
What would be the best diet to your knowledge?
Answers
ses/17549/discussion_topics/235908
G
NCCT
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Log In to Canvas Cengage eTextbook
Receptionist and the Medical Office Environment Ethics:
Chapter 5 discusses the emerging role of the medical receptionist, which includes knowing and understanding a wide
variety of laws and regulations, answering an almost constantly-ringing telephone, reviewing insurance cards, determining
insurance types or managed care plans, entering demographic data into the computer, posting a variety of transactions,
scheduling appointments, and professionalism. In other words, working as a receptionist in a medical office should be a
professionally trained medical assistant who is flexible and prepared for a variety of duties.
Scenario:
You are the patient and enter a medical office. You notice a faint smell of urine and approach the reception desk where the
receptionist is talking on the telephone. She never looks up and you wait at the desk for a few minutes, but finally give up
and sit down. She keeps talking while chewing gum and you notice her blouse is low-cut.
Instructions: For your initial post, answer the following 2 questions:
a. Discuss three (3) possible ways you could respond to her without seeming rude or embarrassing her (in your own
words).
b. How should this behavior be addressed? Who should address this employee?
Cl
Answers
a. Discuss three (3) possible ways you could respond to her without seeming rude or embarrassing her (in your own words):
Approach the situation with empathy: Begin by acknowledging the receptionist's presence and politely express your need for assistance. You can say something like, "Excuse me, I'm sorry to interrupt. I have an appointment and was wondering if you could help me with the check-in process?"Express concern and ask for clarification: In a non-confrontational manner, mention the faint smell of urine and inquire if there is a maintenance issue or if they are aware of the situation. You can say, "I noticed a faint smell and wanted to make sure everything is alright. Is there perhaps a maintenance issue that needs attention?"Provide feedback in a constructive manner: Share your observations about the receptionist's behavior without accusing or being judgmental. Use "I" statements to express how their actions made you feel. For example, you could say, "I noticed you were on the phone and it took me a while to get assistance.b. How should this behavior be addressed? Who should address this employee?
The behavior of the receptionist should be addressed to ensure a professional and welcoming medical office environment. Ideally, the responsibility lies with the supervisor or manager of the medical office.
The supervisor or manager should approach the situation with professionalism and sensitivity, providing clear feedback on the observed behavior and its impact on patients.
The discussion should also provide an opportunity for the receptionist to share any challenges they may be facing or reasons for their behavior, allowing for open communication and the possibility of addressing any underlying issues.
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If you observed that the Sun did not set during an entire 24-hour period of time during the summer months of June, July, and August, where are you most likely located?
South Pole
a location in the mid-latitudes
North Pole
near the Equator
Answers
Sun did not set during an entire 24-hour period of time during the summer months of June, July, and August, you are most likely located at the North pole.
The sun does not set above this latitude during the summer because of the Arctic Circle Phenomenon. The Arctic Circle is a fictitious boundary. The Arctic Circle's North Pole experiences extended periods of continuous sunshine, mostly in the months of June, July, and August. The reason for this is that Earth's axis is slanted by 23 degrees, and during the summer months when it rotates, the North Pole aligns with our star. For instance, the farthest reaches of Norway.That is why during the summer months of June, July, and August, the Sun did not set for a full 24 hours.
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Why is it important to eliminate air bubbles from the slide?
Answers
Answer:
Air bubbles will create distortion in the slides causing them to give misleading information. It can also cause the organisms to move around when they shouldn't.
the effects of toxic chemicals are minimized by which following three mechanisms
Answers
Answer:
Metabolic degradation, excretion, and repair.
Explanation:
As you have observed, the enzymes amylase and taq polymerase function best at different temperatures. all enzymes have an optimum temperature at which they function best. in environments where the temperature is above or below the optimum value, enzymes will not function efficiently.
Answers
Thermus aquaticus, a kind of creature that thrives in hot springs and other scalding settings, has the enzyme taq polymerase. The term "thermophilic bacteria" refers to this organism's exceptional thermostability.
Taq polymerase can withstand high temperatures, so why?While maintaining its enzymatic activity, it can resist the high temperatures employed in PCR. In a thermophilic bacteria called Thermus aquaticus, taq polymerase may be found naturally. Living conditions for the bacteria include hot springs and hydrothermal vents. It has a high thermostability as a result.
A reaction typically accelerates with an increase in temperature and decelerates with a decrease in temperature. A denatured enzyme, on the other hand, is one that has lost its form and is no longer active due to extremely high temperatures. Optimal pH ranges for each enzyme exist.
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How does glucose function in plants metabolic reaction?
Answers
Answer:
it creates good heath system for the plant
6.) The drawing shows Earth's axis and revolution around the Sun.
Based on the drawing above, what season are students in Florida experiencing when Earth is at position #3?
(SC.8.E.5.9.1)
A. Fall
B. Spring
C. Winter
D. Summer
Answers
Based on the drawing, when Earth is at position #3, Florida would be experiencing the season of WINTER.
Explanation:
This is because Earth's axis is tilted at an angle of approximately 23.5 degrees, which causes different parts of the planet to receive varying amounts of sunlight throughout the year. When Earth is at position #3 in its revolution around the Sun, the Northern Hemisphere (including Florida) is tilted away from the Sun, causing the region to receive less direct sunlight and experience colder temperatures. This corresponds to the season of winter in the Northern Hemisphere.
The following DNA is being replicated and the origin of replication is in the middle of the sequence and marked with three stars ***.
5'ATCGGGCTACCCATGAAATGCTAGCATT***TAAGATCTTAAGCTAGCTAGTTCGATCTGA3'
What is the sequence of the primer for the LEADING strand? Your answer should be 8 nucleotides long, written from 5' to 3' and only include the nucleic acid sequence (ex: ACTACTAC).
note: there are two answers for this question
Answers
Answer:
5'GATCGTAA3'
5'ATTCTAGA3'
Explanation:
As requested in the question above, the primers were presented with 8 nucleotides, with the nitrogenous bases of the DNA, and in the 5'-3 'direction.
Primers are small fragments of DNA that are used by DNA polymerase to form new strands. The primes attach to pieces on the ribbon, through the complementarity of the nitrogenous bases, serving as a template for the DNA polymerase to create the new ribbon.
DNA polymerase uses primers at the origin of replication, and can follow the path from the right or from the left, depending on the primers used, for this reason, this question has two answers.
1.1.3 state any two factors that the investigator had to control in order for the investigation to be valid
Answers
Two factors that the investigator had to control in order for the investigation to be valid are Bias and Confounding variables
Bias: The investigator must ensure that their own personal biases and preconceived notions do not influence the investigation. Bias can lead to distorted results and compromise the validity of the findings. To control bias, the investigator needs to approach the investigation with an open mind, use standardized procedures, and employ rigorous data analysis techniques that are objective and unbiased.
Confounding variables: The investigator needs to control for any confounding variables that could potentially affect the relationship between the variables under investigation. Confounding variables are extraneous factors that may unintentionally influence the results, leading to inaccurate conclusions. To control for confounding variables, the investigator can use techniques such as randomization, matching, or statistical analysis to minimize their impact on the study outcomes. By controlling for these variables, the investigator can isolate the effects of the variables of interest and enhance the validity of the investigation.
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Earth is unique in the solar system because it has a relatively stable and mild (blank)
Answers
Several conditions make our planet earth unique, to answer this statement we need to understand that.....
Earth is uniqueThere are many planets in the solar system, however, none have a location like planet Earth. Our planet is in a privileged condition, as it is located at a distance from the sun that does not prevent the emergence of elements essential for sustaining life, that is to say, it is not very close, a fact that would raise temperatures, and very far away, when they would be very low, hindering the development of lives. This factor was decisive for the formation of liquid water on planet Earth, since it is the only one with such a resource in the solar system.
With this information we can come to the conclusion that the statement is correct, the stability of the earth and location in the solar system, provided that the earth could have water in a liquid state.
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Explain why mammalian ears are more sensitive to sound than those of reptiles.
Answers
One key factor contributing to the sensitivity of mammalian ears is the presence of specialized middle ear bones known as ossicles. Mammals possess three ossicles—the malleus, incus, and stapes—that efficiently transmit sound vibrations from the eardrum to the inner ear. In reptiles, the middle ear consists of a single bone or a simple rod-like structure, which limits their ability to amplify sound waves effectively.
Additionally, mammals have a unique inner ear structure called the cochlea, which plays a crucial role in auditory processing. The cochlea contains thousands of tiny hair cells that convert sound vibrations into electrical signals, which are then transmitted to the brain for interpretation. The mammalian cochlea is highly developed and intricate, enabling precise frequency discrimination and the detection of a wide range of sounds. In contrast, reptilian inner ears are simpler and lack the complex cochlear structure found in mammals.
Furthermore, the presence of external ears, or pinnae, in most mammals aids in sound reception. The pinnae act as natural collectors, funneling sound waves into the ear canal and amplifying certain frequencies. Reptiles typically lack external ears, which hampers their ability to capture and focus sound effectively.
These evolutionary adaptations in mammalian ears have led to increased sensitivity and improved auditory capabilities. Mammals have developed intricate structures, such as ossicles, cochlea, and pinnae, that enhance their ability to detect and process sound waves. These adaptations have allowed mammals to evolve a wide range of vocalizations, precise hearing for communication, and the ability to navigate their environment effectively.
Select multiple examples of objects that are in motion based on the information provided. 1. A Cat Running Across a Field 2. Susie Running a Marathon 3. Justin texting his friends while sitting the couch. 4. Barry taking a nap. 5. Martin riding a bicycle to the store. 6. Mary climbing up a mountain.
Answers
Answer:
A Cat Running Across a Field, Susie Running a Marathon, Martin riding a bicycle to the store, Mary climbing up a mountain.
I got them correct!! ＜（＾－＾）＞
How does capillary action happen?
Answers
Х
10. Certain problems with the digestive system make it very hard for your0/1
body to digest all your food. Why would it be more difficult to exercise
when you have this kind of digestion problem?
You would not be able to sleep, which would make you too tired to exercise.
O
You would need to breathe in a lot more air because your body would have fewer x
molecules from food. This would allow for cellular respiration.
Your circulatory system could not deliver any of the molecules your cells need to
make energy for exercise..
Your cells would have molecules from air, but would not get enough molecules from
food. Both are needed for cellular respiration
Correct answer
Answers
Answer:
Your cells would have molecules from air, but would not get enough molecules from food. Both are needed for cellular respiration
Explanation:
Task 2
Presenting a Persuasive Argument
In this activity, you’ll use presentation software to create a presentation of 10 to 15 slides that predicts how Earth’s climate zones (polar, temperate, and tropical) will change over the next century. You’ll use what you learned about the climate zones in Task 1. Your presentation should answer these questions:
Which types of climactic events do you predict will alter the climate zones?
How will climate zones be affected?
What evidence from online or other sources supports your predictions?
How might changing climate zones affect the plants and animals that live in them?
Follow the steps provided to plan and create your persuasive presentation. Do additional research if necessary and use this guide to writing a persuasive argument.
Estimated time to complete: 2 to 3 hours
Part A: Forming a Thesis
A thesis statement is the central idea of your argument. It should be focused and provide answers to the question, What am I trying to claim? It should tell listeners how you think Earth’s climate zones will change over the next century. Write your thesis statement in the answer space.
Answers
Greater climatic change in the next century is expected higher as compared in the past.
How Earth’s climate zones will change over the next century?Across the globe due to increases in greenhouse gases such as carbon dioxide (CO2) in the atmosphere, temperature and precipitation patterns shows great change. The rate of climatic change in the next century is expected higher than nowadays.
So we can conclude that greater climatic change in the next century is expected higher as compared in the past.
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Nucleic Acids contain Carbon, Hydrogen, and Oxygen, like all other of the macromolecules. What element makes them different than the others
Lithium
Nitrogen
Sulphur
Phosphorus
Answers
Answer:
Phosphorus
Explanation:
Planets A and B have the same size, but planet A is half the mass of planet B.
Which statement correctly explains the weight you would experience on each
planet?
OA. You would weigh the same on both planets because your mass
would be the same on both.
OB. You would weigh more on planet A because it has less mass than
planet B.
OC. You would weigh the same on both planets because the planets
are the same size.
OD. You would weigh less on planet A because it has less mass than
planet B.
Answers
The statement that would correctly explains the weight you would experience on each planet is You would weigh less on planet A because it has less mass than planet B. Option D
How does mass affect weight?Weight is the force experienced by an object or person due to gravity. Since it is as a result of gravitational force, it depnds on both the mass of the objct or person and the level of gravity of the planet.
Gravity is dependent on th mass of the planet, and if planet A has lesser the mass of planet B, its gravitational force will be most likly be weaker.
This therefore means a person is going to weigh less on planet A than on planet B, even though both planets have the same size.
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How can color be use in balance?
Answers
Answer:
Color balance changes the overall mixture of colors in an image and is used for color correction. Generalized versions of color balance are used to correct colors other than neutrals or to deliberately change them for effect.
Explanation:
A small unit of heredity that stores a single trait is a chromosome.
T or F
Answers
Can someone help me with this please. Thank you so much
Answers
Answer:
7. SS ,ss . Ss .sS
im pretty sure the rest is 50 %
Explanation:
8. straight nose (2), bent nose (2)
9. 50% (with capital S, so Ss)
10. 50% (Ss)
11. 50%
The eyebrows are_____ to the jaw
a. medical
b. lateral
c. proximal
d. distal
Answers
the eyebrows are proximal to the jaw
103
35. Wayne took out a box of ice cream from the freezer. He saw mist forming above the box.
$$
mist
ice cream
box of ice cream
a) Explain how the mist was formed,
Answers
Answer:
Mist is tiny droplets of water hanging in the air. These droplets form when warmer water in the air is rapidly cooled, causing it to change from invisible gas to tiny visible water droplets. Mist often forms when warmer air over water suddenly encounters the cooler surface of land.
If a forensic scientist is trying to determine if fingerprints are on any surfaces, what macromolecule would they be testing for
O Lipids
O Proteins
O Nucleic acids
O Carbohydrates
Answers
If a forensic scientist is trying to determine if fingerprints are on any surfaces, they would be testing for Lipid macromolecule.
Macromolecule- A significant organic molecule, such as proteins, lipids, carbohydrates, and nucleic acids. A molecular building block for more complex compounds (polymers). Macromolecules are enormous molecules that fill a cell and give it vital life-sustaining activities. Macromolecules, for instance, offer structural support, serve as a reservoir for stored energy, have the capacity to store and retrieve genetic information, and can speed up biological operations.
Fingerprint- The friction ridges on a human finger leave an impression known as a fingerprint. Obtaining partial fingerprints from a crime scene is a crucial forensic science technique. Fingerprints left on metal or glass surfaces by moisture and oil (Lipid) on the finger.
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Why can the temperatures of land,air, and water differ?
Answers
Answer:
Because these are all different eco systems. The temperatures differ to be more suitable for the animals that live in that specific system.
Explanation:
hope this helps,
-cherry :)
Another way to talk about mental illness is to say
Group of answer choices
O mental wellness
O mental malfunction
O disordered mentality
O mental health challenge
( Its mental health class week )
Answers
Answer:
1
Explanation:
Answer:
4
Explanation:
Andy, 52, was very surprised when his doctor told him that his blood levels of vitamin D were below normal. After all, he plays tennis or rides a bike on most days. However, he forgot that the time for vitamin D synthesis from sun exposure is only from 10:00 AM to 1:00 PM for most locations in the United States, and he does most of his activities after work. Because his sun exposure is not adequate, he has to rely more on diet and supplements for his vitamin D needs. Andy's doctor asked him to consume 600 IU of vitamin D daily, He is supposed to track his vitamin D intake from foods and take a supplement if he does not meet his daily goal. It sounded easy, but he was up for a surprise. Some foods had the amounts of vitamin D listed in micrograms, others in IU. Most supplements have the amounts of vitamin.Below is Andy's vitamin D intake from the food he consumed yesterday Low-fat Yoplait yogurt-2 μg Cheerios cereal-1 μg Coffee with milk-07μg Turkey sandwich on whole-wheat bread with large garden salad-0.4 g Grilled pork chop. 8 oz. with mashed potato and a side of gnled mixed vegetables-1.6 μgA. How many IU of vitamin D did Andy consume yesterday? B. Has Andy met his vitamin D RDA? Does he need a supplement? 1. Yes, he met his RDA and does not need a supplement.2. No, his vitamin D intake was below RDA, and he needs a supplement.C. What percentage of the vitamin D RDA did Andy eat from food?
Answers
Answer:
A. Total Vit D intake = 1150000212 IU
B. Yes he met his RDA and does not need any supplements
C. 191666702%
Explanation:
I μg = 40 IU
1 oz = 28.35 g
I g = 1000000 μg
A. Low-fat Yoplait yogurt-2 μg = 2 * 40 IU = 80 IU
Cheerios cereal-1 μg = 40 1U
Coffee with milk-07μg = 0.7 * 40 = 28 IU
Turkey sandwich on whole-wheat bread with large garden salad-0.4 g = 0.4 * 1000000 * 40 IU = 16000000 IU Grilledd pork chop. 8 oz = 28.35 * 1000000 * 40 = 1134000000 IU
mashed potato and a side of gnled mixed vegetables-1.6 μg = 1.6 * 40 = 64 IU
Total vitamin D intake = 1150000212 IU of Vit D.
B. Since his RDA is 600 IU, he met his RDA and does not need any supplements of Vit D.
C. Percentage of his RDA Vit D intake = (1150000212/600) * 100% = 191666702 %
What would most likely happen to this ecosystem if all of the gray wolves
were removed?
Secondary
consumers
Primary
consumers
Primary
producers
Red fox
Red squinel
Pine
Snowshoe
hore
Gray woll
Roven (debivore)
Moose
Beaver
WA
Maple Bolsam Fir Cottonwood Aquatic plants
OA. The cottonwood population would decrease.
OB. The snowshoe hare population would decrease.
OC. The fox population would decrease.
OD. The moose population would decrease.
Answers
Species Characteristics
X Short canine teeth, small prey size
Y 1-foot-long canine teeth, large prey size
Which species will most likely survive if the prey population in the area decreases?
A- Species X because it is difficult to bring down a small prey
B- Species X because short canines are less likely to break
C- Species Y because long canines are less likely to break
D- Species Y because it is easy to bring down a large prey
Answers
The species will most likely survive if the prey population in the area decreases (A). Species X because it is difficult to bring down a small prey is correct option.
If the prey population declines, species X, which has short canine teeth and is specialized for small prey, would benefit. This is so because of how tough it is for them to take down a large prey due to their physical makeup. In contrast, due to their specialised traits, Species Y, with 1-foot-long canine teeth and an adaptation for huge food, may encounter difficulties when hunting smaller species. Therefore, in a scenario where the population of the prey drops, Species X has a higher chance of surviving.
Therefore the correct option is (A).
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1. Marco's little brother is watching a TV program about the gene that causes the genetic disease hemophilia. People with this disease cannot make a protein that is needed for blood to clot. After a few minutes, he turns to Marco and asks, "what exactly is a gene, anyway?"
Which of the following BEST describes a gene?
A. A gene is a random change to an organism's DNA.
B. A gene is a structure in a cell that contains the cell's chromosomes.
C. A gene is made of DNA and contains the instructions for building proteins.
D. A gene is a protein that makes up an organism's structure and helps it function.
Answers
A gene can be described as being made up of DNA and it contains the instructions which are required for the building of the proteins.
The correct option is option C.
Genes are basically considered as the the functional units of heredity as they are basically composed of DNA, which is the nucleic acid responsible of the transmission of information from one generation to the other generation.
The chromosomes which are present in our body are basically made up of DNA which contain a number of genes. Each of the gene basically comprises of certain set of instructions which are required in order to perform a particular function or codes for some proteins.
Hence, the correct option is option C.
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