Activity A:
Get the Gizmo ready:
• Click Reset
• Select the FOREST tab.
Trees
Question: What role do trees play in the forest?
1. Form hypothesis: Where do you think trees get the nutrients they need to grow?
2. Predict: Based on your hypothesis, how will the tree population change if ALL other organisms (deer,
bears, and mushrooms) are removed from the forest?
3. Analyze: Remove ALL organisms except trees. Click Advance year a few times and select the DATA
tab. Was your prediction correct? Explain what you found.
4. Draw conclusions: Substances that contain carbon and are produced by living things are called
organic. Examples of organic materials are sugar, blood, protein, and fat. Other materials, like water.
Answers
Answer:
Form hypothesis: Where do you think trees get the nutrients they need to grow?
I think the trees get the nutrients from the soil and sunlight
Predict: Based on your hypothesis, how will the tree population change if ALL other organisms (deer, bears, and mushrooms) are removed from the forest?
I think they will increase dramatically because there is nothing affecting them badly.
Analyze: Remove ALL organisms except trees. Click Advance year a few times and select the DATA tab. Was your prediction correct? Explain what you found.
Yes my hypothesis was correct without the other organisms affecting the trees growth the tree population increased.
Draw conclusions: Substances that contain carbon and are produced by living things are called organic. Examples of organic materials are sugar, blood, protein, and fat. Other materials, like water, carbon dioxide, oxygen, and ammonia, are called inorganic.Some living things, called producers, can produce the organic materials they need (like food) from inorganic matter. All other organisms are consumers; they consume organic matter since they cannot make it themselves.
Do your results show you that trees are producers or consumers? Explain.
Trees are producers because they make it by using the sun's light.
Analyze: Click the FOREST tab. Click the plus (+) button for mushrooms several times. Click Advance year a few times. Select the DATA tab. How did adding mushrooms affect trees?
adding the mushrooms didn’t affect the trees.
Extend: The mushrooms thrived without hurting trees. How could this happen? Try for two possible explanations. Write your ideas in the space below.
The mushrooms are decomposers; they thrive off of dead things including the trees so they do not harm the trees at all.
Explanation:
The trees in the forest controls the flow of water on the land.
When heavy rainfall occurs the trees help in trapping the water in the soil which reduces the chances of flood. These trees also provide habitat as well as food for living organisms that lives in the forests.
The trees get the nutrients they need to grow from the soil with the help of their roots. Decomposers present in the soil feed on dead bodies which turn into nitrogenous substances that is used by the trees for making amino acids.
The tree population increases if all other organisms such deer, bears, and mushrooms are removed from the forest because these organisms feed on the trees so increase occur in the tree population.
Learn more: https://brainly.com/question/18488825
Related Questions
Explain the disadvantages of the following characteristics of water injection in waterflooding project: (a) Suspended solids (b) Oxygen content (c) Bacteria content
Answers
Water injection is a widely used method in many waterflooding projects in order to maintain the reservoir pressure and improve oil recovery. However, it also has some disadvantages due to suspended solids, oxygen content, and bacteria content.
Suspended solids are tiny particles of matter that are suspended in the water that are either organic or inorganic in nature and can come from a variety of sources such as oil and gas production, drilling operations, and industrial processes. The disadvantages of suspended solids in water injection in waterflooding projects are:
They can cause formation damage by plugging the reservoir pore space and reducing the permeability of the rock and can also cause problems with the injection equipment by clogging the filters and reducing the flow rate of the injected water.
Oxygen is a highly reactive gas that can cause corrosion and degradation of the reservoir rock and the injection equipment. The disadvantages of oxygen content in water injection in waterflooding projects are :
It can cause the formation of scale and other deposits that can reduce the permeability of the rock and increase the pressure drop across the reservoir. It can also cause the formation of emulsions and other undesirable fluid properties that can reduce the efficiency of the waterflooding project.
Bacteria are microorganisms that can grow and multiply in the water and the reservoir rock. The disadvantages of bacteria content in water injection in waterflooding projects are:
They can cause corrosion of the injection equipment and the reservoir rock and can also cause fouling and plugging of the reservoir pore space, reducing the permeability of the rock and reducing the efficiency of the waterflooding project.
Water injection or water flooding project:
https://brainly.com/question/31037991
#SPJ11
2.
What organs make up the alimentary canal?
Answers
Explanation:
it consists of mouth, pharynx, gullet, stomach, small intestine, large intestine, appendix, colon, rectum, and anus.
All these parts are found in most vertebrates
the symptoms of neurodevelopmental disorders typically begin during which period of the lifespan?
Answers
The symptoms of neurodevelopmental disorders typically begin during infancy period of the lifespan.
Neurodevelopmental disorders (NDDs) are many-sided conditions characterised by impairments in noesis, communication, behavior and/or motor skills ensuing from abnormal brain development. They are a gaggle of conditions during which the expansion and development of the brain is affected. this could impact a human language, emotions, behavior, self-control, learning and memory.
The first year when birth is termed infancy. Infancy is a stage when the baby grows fast. throughout infancy, the baby doubles long and triples in weight. alternative necessary changes conjointly happen throughout infancy: The baby's teeth begin to return in, sometimes at regarding six months old-time.
To learn more about infancy here
brainly.com/question/28394485
#SPJ4
In a healthy person, bile enzymes are constantly being made in the liver cells. In contrast, bile enzymes are never made in stomach cells. Considering only this, we can reasonably predict that there will be more ribosomes __________ in liver cells compared to stomach cells.
Answers
Due to the constant production of bile enzymes in the liver cells but not in the stomach cells, it can be predicted that there will be a higher abundance of ribosomes in liver cells compared to stomach cells.
Ribosomes are cellular organelles responsible for protein synthesis. Since bile enzymes are constantly being produced in the liver cells, which require protein synthesis, it follows that there would be a greater need for ribosomes in these cells.
Ribosomes are the sites where proteins are assembled based on the instructions encoded in the DNA. Therefore, in order to meet the demand for bile enzyme production, liver cells would need to have a higher number of ribosomes to support the synthesis of these enzymes.
On the other hand, stomach cells do not produce bile enzymes, so there would be no requirement for as many ribosomes in these cells. The differential abundance of ribosomes between liver cells and stomach cells is directly related to their respective cellular functions and the synthesis of specific proteins.
Learn more about Ribosomes here:
https://brainly.com/question/13522111
#SPJ11
Two dangers associated with the exposure of X-ray
Answers
Answer: Children are Especially Vulnerable to X-Ray Damage and Dental X-Rays Every Six Months, and Probably Every Year, May Cause More Harm Than Good
Deforestation most directly results in?
Answers
Please help —————//////
Answers
Answer:
okahdbd fb fbff
Explanation:
ng nfnfgngngnngngngngnfnfnv dnf. fbf f fn
Enzyme-protein
RNA-nucleic acid
Cellulose-Carbohydrate
Growing plants that resist insects would be what type of pest control practice?
Answers
Growing plants that resist insects would be a form of pest control known as host plant resistance. This approach involves the use of plant varieties that have been specifically bred or genetically modified to be less susceptible to insect pests.
Host plant resistance is considered to be an effective and sustainable method of pest control as it targets the root cause of pest problems rather than just treating the symptoms. It can reduce the need for pesticides and reduce the risk of developing insecticide-resistant pest populations. Furthermore, the use of resistant plant varieties can provide a more environmentally friendly and cost-effective approach to pest management, especially in agricultural settings.
Learn more about plant resistance: https://brainly.com/question/22355608
#SPJ11
What is the driving force of the North Equatorial Current in the Atlantic Ocean? What
causes this driving force?
Answers
Answer:
The primary driving forces of the surface currents are the thrust by the trade winds and westerlies.
Explanation:
What are the inferred pressure and interior temperature at the boundary between Earth's outer core and inner core?
1
3.1 million atmospheres pressure and an interior temperature of 6300°C
2
3.1 million atmospheres pressure and an interior temperature of 6700°C
3.6 million atmospheres pressure and an interior temperature of 6300°C
3.6 million atmospheres pressure and an interior temperature of 6700°C
Answers
Answer: 1
Explanation:
The inferred pressure is 3.6 million atm and an interior temperature is 6300°C.
The inferred pressure is 3.6 million atmospheric pressure and an interior temperature is 6300°C that is present at the boundary between Earth's outer core and inner core. The atmospheric pressure is nearly 3.6 million atm. The temperature of the inner core is higher i.e. 6300°C than the melting point of iron. The outer core is liquid whereas the inner core is not liquid or in a molten state so we can conclude that the inferred pressure is 3.6 million atm and an interior temperature is 6300°C.
Learn more: https://brainly.com/question/20558187
QUESTION 3 Snake venom contains enzymes that chew holes in the mitochondrial membranes. If the inner mitochondrial membrane is puntured the respiratory chain can still operate, but the phosphorylation of ADP that normally occurs stops. This is because... Oa. protons are unable to be pumped across the mitochondrial membrane therefore no electrochemical gradient can be formed. Ob. protons are still able to be pumped across the inner mitochondrial membrane and the electrochemical pH gradient forms, but ATP synthase is inhibited. Oc. no protons are able to be pumped across the inner mitochondrial membrane even though the electrochemical pH gradient is still capable of being formed. Od. protons are still able to be pumped across the inner mitochondrial membrane but no electrochemical gradient can form.
Answers
If the inner mitochondrial membrane is punctured, the respiratory chain can still operate, but the phosphorylation of ADP that normally occurs stops. This is because protons are still able to be pumped across the inner mitochondrial membrane but no electrochemical gradient can form.
The proton gradient is responsible for producing the ATP synthesis. If the snake venom punctures the inner mitochondrial membrane, then the proton gradient that is responsible for producing ATP will be lost. This means that protons are still able to be pumped across the inner mitochondrial membrane, but no electrochemical gradient can be formed, thereby causing a cessation in ATP production.This is because the proton motive force has two main components, a chemical gradient, which is the pH difference, and an electrical gradient, which is the voltage difference.
It is this electrochemical gradient that drives ATP synthase to make ATP from ADP. Therefore, when the membrane is punctured, the proton motive force decreases or becomes completely lost, and the ATP synthase can't work any longer. Therefore, the answer is (D) protons are still able to be pumped across the inner mitochondrial membrane, but no electrochemical gradient can form.
To know more about electrochemical gradient visit:-
https://brainly.com/question/31239153
#SPJ11
Positive transcription factor (PTR) is important because it turns genes on to prepare them to be read. What is more important (i.e., which has a greater impact if it is changed): concentration or affinity? If PTR concentration is low but affinity is high, then what will happen to protein levels versus if PTR affinity is high but concentration is low? Argue your point in three to five sentences. Use the simulation if necessary.
Please Help! (30 pts)
Answers
Answer:
Transcription factors are vital molecules in the control of gene expression, directly controlling when, where and the degree to which genes are expressed. They bind to specific sequences of DNA and control the transcription of DNA into mRNA. Gene regulation is an important part of normal development. Genes are turned on and off in different patterns during development to make a brain cell look and act different from a liver cell or a muscle cell.
Explanation:
Hope This Helps :)
If PTR concentration is low but affinity is high, then low protein levels will be enough to promote transcription. If PTR concentration is high but affinity is low, then high protein levels will be needed to promote transcription.
A transcription factor is a protein that binds to a specific DNA sequence in order to promote or inhibit transcription. Transcription factor occupancy refers to the efficiency that exhibits a factor to promote or suppress transcription.This measurement (occupancy) depends on both the affinity of a particular transcription factor by a specific nucleotide (DNA) sequence and its concentration.In conclusion, if PTR concentration is low but affinity is high, then low protein levels will be enough to promote transcription. If PTR concentration is high but affinity is low, then high protein levels will be needed to promote transcription.
Learn more in:
https://brainly.com/question/6604811
A rabbit gathers and stores food when it becomes scarce. This rabbit is showing a seasonal change for ________.
A. winter
B. spring
C. summer
D. fall
Answers
C. summer satingin kolang
Please answer ! Best answers will be marked as brainliest and will be given thanks and 5 stars , Any unnecessary answer , will be deleted and will hack your points.
Answers
Answer:
A. Northern tropic, equator, Southern tropic (I think Im not double sure)
B. Because the sun's rays hit the earth's surface at a higher angle at the equator
C. If earth did not tilt and orbited in an upright position around the sun, there would be minor variations in temperatures and precipitation throughout each year as Earth moves slightly closer and farther away from the sun
D. It is the right distance from the Sun, it is protected from harmful solar radiation by its magnetic field, it is kept warm by an insulating atmosphere, and it has the right chemical ingredients for life, including water and carbon.
Explanation: hope it helps love :)
Why do complex organisms need specialized cells?
Answers
Answer:
Because they are more complex therefore they need more specalized cells.
Explanation:
Answer:
Explanation:
"Complex organisms need specialized cells because they are capable of performing more tasks than simple organisms."
which ligaments bind the tibia and the fibula together at the ankle joint? multiple choice question.
Answers
Tibiofibular ligaments bind the tibia and the fibula together at the ankle joint.
Anterior and posterior tibial fibular ligaments play a major role of binding the tibia to the fibula. The tibia and fibula are attached to each other by a connective tissue which are composed of collagen and elastic fibers. The tibia is the the larger of the two bones in the lower leg which connects to the knee joint and the bottom connects to the ankle joint. The fibula is much smaller and thinner than the tibia. Since fibula is not a weight bearing bone, it is advised not to walk until the injury recovers back to normalcy.
Learn more about Tibiofibular ligaments at:
brainly.com/question/13615675
#SPJ4
Please help with completing this chart it dues tmr PLS
Answers
An earthquake sends out waves in all directions from its source
(epicenter). These waves travel through different materials in Earth.
Properties of a wave change when it moves from one material to
another. What property of a wave changes as it moves from one
material to another?
wave amplitude
wavelength
wave train
wave speed
Answers
Answer:
wave train
Explanation:
because a group of waves of equal or similar wavelengths traveling in the same direction.
what percent of the weight of a typical animal is oxygen?
Answers
Answer:
Occurrence and properties. At 46 percent of the mass, oxygen is the most plentiful element in Earth's crust.
Atomic weight: 15.9994
Electron config: 1s22s22p4
Explanation:
Examine the assumption.
Assumption: Fatty foods are harmful to human health.
Which statements accurately describe how the assumption affects scientific thinking?
(Select all that apply.)
A. Because scientists think fatty foods are harmful to human health, they tell nutritionists to recommend diets low in fat.
B. Because scientists think fatty foods are harmful to human health, they tell nutritionists to recommend diets with equal amounts of fats, carbohydrates, and proteins.
C. Because scientists think fatty foods are harmful to human health, they tell nutritionists to recommend diets high in fat.
D. Because scientists think fatty foods are harmful to human health, they tell nutritionists to recommend diets without fat.
Answers
Answer:
I think 'B' is the answer ✌
did your peripheral capillary oxygen saturation values change with levels of activity? why do you think this would happen
Answers
The percentage of blood's oxygen that is bound to hemoglobin is known as peripheral oxygen saturation. Exercise causes a little decrease in peripheral capillary blood oxygen levels.
Why is hemoglobin low, and what does that mean?Your levels of hemoglobin may fall if an illness or condition impairs your body's capacity to make red blood cells. You'll experience extreme fatigue and weakness if your hemoglobin is low, which suggests your system isn't getting enough oxygen.
What transpires when the hemoglobin level is high?In addition to other symptoms, elevated hemoglobin levels can cause fatigue, bruising easily, and dizziness. Your doctor can suggest a course of action to get rid of extra red blood cells of you blood based on the root reason of your excessive hemoglobin.
To know more about hemoglobin visit:
https://brainly.com/question/15011428
#SPJ1
what is the relationship between heart rate & respiratory rate (impact on oxygen, carbon dioxide & energy levels)
Answers
which element is found in proteins and nucleic acids but not in carbohydrates
Answers
proteins: H,C,N,O &S,P
Nucleic:H,C,N,O,&P
Carbohydrates:H,C,O
Lipids :H,C,O,N,P.
skeletal muscle does each of these except __________.
Answers
Selected skeletal muscle performs each of these except to pump blood. Skeletal muscle's primary duties include contracting to provide movement, maintaining posture and position,contolling body temperature, storing nutrients, and stabilizing joints.
Mechanically speaking, skeletal muscle's main job is to transform chemical energy into mechanical energy, which produces force and power. Skeletal muscle plays a role in basic energy metabolism from a metabolic perspective by acting as a repository for necessary substrates like glucose and amino acids.
The purpose of skeletal muscle is also to generate body heat. The majority of the heat generated as a result of muscular activity is squandered. In order to generate heat, muscles are prompted to contract shiveringly as a homeostatic reaction to acute cold.
Almost all movements that are controlled voluntarily are produced by skeletal muscle cells. These cells are sometimes referred to as muscle fibers because of their very elongated morphology, which can reach very enormous sizes (2–3 cm long and 100 m in diameter in an adult human).
To know more about skeletal muscle:
brainly.com/question/15300397
#SPJ4
lizards on a small island are more likely to have to mate with close relatives. the form of microevolution is
Answers
Answer: the founder effect
Explanation:
Individual bones are organs.
A. True
B. False
Answers
Answer:
a
Explanation:
Answer:
True
Explanation:
Because they are made out of tissues
the statement its postganglionic axons always use acetylcholine as the neurotransmitter is
Answers
The statement "its postganglionic axons always use acetylcholine as the neurotransmitter" is true only for the parasympathetic nervous system.
What is the parasympathetic nervous system NS?The parasympathetic nervous system NS can be defined as an interconnected network of nerve fibers that can be activated in diverse body reactions such as in presence of stressful and dangerous situations.
This system (parasympathetic nervous system NS) is composed of the craniosacral components of the nerve system that connect with the peripheral tissue. i.e., the parasympathetic nervous system consists of the diverse nerves originating from the brain area or the sacral area located in the spinal cord.
Therefore, with this data, we can see that the parasympathetic nervous system NS is composed of networks of nerve fibers that are able to reproduce concomitant responses during stress and danger.
Complete question:
Fill in the blank. The statement "its postganglionic axons always use acetylcholine as the neurotransmitter" is true only for the _______ NS
Learn more about the parasympathetic nervous system here:
https://brainly.com/question/12961611
#SPJ1
Somebody help me so I can give y’all some points
Answers
Answer:
hypothesis in this is just like cause and affect
Explanation:
Hypothesis means:
Noun: a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation. "professional astronomers attacked him for popularizing an unconfirmed hypothesis"
Philosophy: a proposition made as a basis for reasoning, without any assumption of its truth. "the hypothesis that every event has a cause"
What is the normal/average pH level of lake in a healthy ecosystem?
Answers
Usually fresh water lakes have a pH range between 6.5 to 8.5, this is appropiate for many organisms life and development.
Fossil fuels are formed in the geological past from the remains of living organisms. Petroleum products, such as coal and natural gas are considered fossil fuels. Why are these types of fuels considered NONrenewable?
Answers
Answer:
you cant easily create more fossil fuels in a relatively short amount of time. it usually takes thousands of years.
Explanation: