In an aquatic ecosystem, the fishing of a particular fish species increased. This fish species is a secondary consumer in an energy pyramid. The fishing of the species led to a decrease in its population. In which two ways will this affect the food web?
The higher levels in the pyramid will receive more energy.
The higher levels in the pyramid will receive less energy.
The lower levels in the pyramid will have less predation.
The higher levels in the pyramid will receive no energy at all.
The lower levels in the pyramid will receive less energy.
Answer:
The higher levels in the pyramid will receive less energy.
As, it is stated that the fish species is secondary consumer in an energy pyramid. Secondary consumers are those organisms which depends upon primary consumers and primary producers for their food requirements, these can be Carnivores (meat eaters) or Omnivores (plant and meat eaters). Energy in a energy pyramid moves according to 10% law which says that energy at each subsequent higher level decreases by 10%, so the highest level in energy pyramid receives least energy. Fishing will led to decrease in population of fish species which is a secondary consumer, therefore energy received by higher level will be less.
The lower levels in the pyramid will have less predation.
The fish species being secondary consumer can be dependent upon primary producers like plants, phytoplanktons or other fish species for food requirements. As, this fish species depends upon other species for obtaining energy in the form of food, it's role is of predator in food web therefore, when this species decrease in population lower level species will get better chances of survival in absence of predation.
The higher levels in the pyramid will receive less energy while the lower levels will experience less predation.
Pyramid of EnergySince the fish species is a secondary consumer, it means that the species feeds or predates on the primary consumer in the ecosystem. They also act as prey for the tertiary consumers in the ecosystem.
With a reduction in their population, there would be less predation on the primary consumers and less preys for the tertiary consumers.
Thus, the lower level organism (the primary consumers) would experience lesser predation while the higher level (the tertiary consumers) organisms would receive lesser energy.
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Guard cells are located on the surface of the underside of leaves. how does this structure of the leaf enable the function of guard cells?
Basically, guard cells are cells surrounding each stoma and they help to set the rate of transpiration by opening and closing the stomata. Some guard cells are turgid or swollen and the stomatal opening is large. Hence ths turgidity is caused by the accumulation of the potassium ions in the guard cells. Thus, when the potassium ions or K+ levels happen to increase in the guard cells the water potential of the guard cells drops and water enters the guard cells. Some guard cells have lost water which causes the cells to become flaccid and the stomatal opening to close. This may occur when the plant has lost an exessive amount of water. Moreover guard cells function are the stomatal closing and the stomatal opening of the plant.
Guard cells located on the surface of the underside of leaves enable the function of regulating gas exchange through controlled opening and closing of stomata.
Explanation:Guard cells are specialized cells located on the surface of the underside of leaves. They play a crucial role in the gas exchange process of plants called transpiration. The structure of the leaf, including the placement of guard cells, enables their function by allowing for the controlled opening and closing of stomata, which regulate the exchange of gases such as oxygen and carbon dioxide.
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During what stage(s) of photosynthesis is glucose produced?
Glucose is produced in the second stage of photosynthesis, known as the Calvin cycle or the light-independent reactions, which utilizes ATP and NADPH generated by the light-dependent reactions to synthesize glucose from carbon dioxide.
Explanation:Stages of Photosynthesis Where Glucose is ProducedGlucose, a simple sugar, is produced during the stage of photosynthesis known as the Calvin cycle. This stage is also often referred to as the light-independent reactions. During the Calvin cycle, carbon dioxide captured from the air is combined with the chemical energy stored in ATP and NADPH, which were provided by the preceding light-dependent reactions taking place in the thylakoid membranes of the chloroplasts.
The light-dependent reactions harness energy from sunlight to produce the energy carriers ATP and NADPH. Once these molecules are generated, they proceed to the Calvin cycle, which occurs in the stroma of the chloroplasts. The Calvin cycle uses the energy from ATP and NADPH to convert CO₂ into glucose, a process crucial for the plant's energy storage and for providing energy to other living organisms upon consumption.
The net result of photosynthesis encompasses the transformation of light energy, water, and carbon dioxide into glucose and oxygen. Hence, glucose is synthesized during the second stage of photosynthesis, specifically within the Calvin cycle processes that do not require light directly but utilize the energy captured from light in the preceding stage.
Proteins can move, twist and even walk, how?
Which organelles are usually found in both plant and animal cells?
What does l.h. snyder mean by the term "mendelian marker"?
A newborn experiencing respiratory distress syndrome (rds) will demonstrate signs:
Respiratory Distress Syndrome (RDS) in newborns typically presents with signs such as rapid and shallow breathing, grunting sounds, bluish skin, nostril flaring, and an increased heart rate. The cause is often due to insufficient surfactant, a substance vital for lung function, and RDS is more common in premature infants.
Explanation:A newborn experiencing Respiratory Distress Syndrome (RDS) will exhibit several signs that may include rapid and shallow breathing, grunting sounds with exertion (such as during feeding or crying), skin that turns blue (known as cyanosis), a flaring of the nostrils, and significantly increased heart rates. It's also important to note that not all infants who have RDS show all these signs, and the severity of symptoms can vary largely.
The cause of RDS is largely due to the immaturity of the lungs, specifically an insufficiency in a substance called surfactant that is vital for optimal lung function. RDS is more common in premature infants because their lungs may not have produced enough surfactant.
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how do soils form? please answer this fast.
The brain region that identifies where the pain is occurring is the:
Most fish deposit fertilized eggs, but some sharks keep the fertilized egg inside the female until she gives birth to a relatively well-developed pup. these sharks would thus be characterized as _____.
Which are the instuctors that tell the cel everything it needs survive
In a far away city called Sparkle City, the main export and production product is the bronze octagon. Everyone in the town has something to do with bronze octagon making and the entire town is designed to build and export bronze octagon. The town hall has the instructions for bronze octagon making, bronze octagon come in all shapes and sizes and any citizen of Sparkle can get the instructions and begin making their own bronze octagon. Octagons are generally produced in small shops around the city, these small shops can be built by the carpenter’s union (whose headquarters are in town hall). After the bronze octagon is constructed, they are placed on special carts which can deliver the octagons anywhere in the city. In order for an octagon to be exported, the carts take the octagon to the postal office, where the octagon are packaged and labeled for export. Sometimes octagons don’t turn out right, and the “rejects” are sent to the scrap yard where they are broken down for parts or destroyed altogether. The town powers the octagon shops and carts from a hydraulic dam that is in the city. The entire city is enclosed by a large wooden fence, only the postal trucks (and citizens with proper passports) are allowed outside the city. Match the parts of the city (underlined) with the parts of the cell. 1. Mitochondria _____________________________________________ 2. Ribosomes _____________________________________________ 3. Nucleus _____________________________________________ 4. Endoplasmic Reticulum _____________________________________________ 5. Golgi Apparatus_____________________________________________ 6. Protein _____________________________________________ 7. Cell Membrane _____________________________________________ 8. Lysosomes ____________________________________________________________ 9. Nucleolus _____________________________________________
The city of Sparkle City's components can be matched to elements of a cell: the hydraulic dam to mitochondria, small shops to ribosomes, the town hall to the nucleus, the carpenter’s union to the endoplasmic reticulum, the postal office to the Golgi apparatus, the bronze octagon to protein, the wooden fence to the cell membrane, and the scrap yard to lysosomes.
Mitochondria — The hydraulic dam, as it provides power (like ATP in a cell) to the city shops and carts (similar to how mitochondria power cellular functions).
Ribosomes — Small shops, where bronze octagons (proteins) are made.Nucleus — Town hall, which contains the instructions for making bronze octagons (like DNA in the nucleus).Endoplasmic Reticulum — The carpenter’s union, which constructs the shops (similar to how the endoplasmic reticulum synthesizes and folds proteins).Golgi Apparatus — Postal office, which packages and labels octagons (proteins) for export (like the Golgi apparatus processing and packaging proteins for transport out of the cell).Protein — The bronze octagon itself, as it is the main product (similar to proteins synthesized in cells).Cell Membrane — The large wooden fence, determining what can enter and leave the city (like the cell membrane controls what enters and exits the cell).Lysosomes — Scrap yard, where rejected octagons are broken down (comparable to lysosomes, which break down waste in a cell).Nucleolus — Not specifically mentioned in Sparkle City analogy, but it would be the site within the town hall where specific instructions for making bronze octagon are produced (as nucleolus is the site where ribosome assembly begins).a star turns matter into energy in the process of ?
nuclear fusion
Deep structure refers to the _____ of a sentence.
Deep structure refers to the syntax manner by which words are organized into sentences. It is the underlying structure that determines the meaning of a sentence before it is transformed into its surface structure.
Explanation:Deep structure refers to the syntax manner by which words are organized into sentences. It is the underlying structure that determines the meaning of a sentence before it is transformed into its surface structure. Deep structure is an important concept in linguistics and helps us understand how sentences are formed and interpreted.
What are some disadvantages of sensory adaption? (opinion)
Sensory adaptation can lead to overlooking important changes, desensitization to crucial signals, decreased enjoyment of experiences, and potential safety risks.
Sensory adaptation is the process by which our sensitivity to a constant stimulus decreases over time. While this allows us to focus on new and changing stimuli, there are several potential disadvantages:
Overlooking Important Changes: Sensory adaptation can cause us to miss critical changes in our environment. For instance, we might fail to notice a gas leak in our home because we have become accustomed to the background smell.Desensitization to Important Signals: We may become less responsive to essential signals, such as alarms or warning sounds, if they remain constant over time.Decreased Enjoyment of Experiences: Experiences such as eating or listening to music can become less pleasurable as our sensory response diminishes with constant exposure. For example, the joy of eating your favorite cookie decreases with each bite due to sensory adaptation.Potential Safety Risks: Constant exposure to certain sensory stimuli, like the hum of a machine, can cause us to ignore them even when they indicate a malfunction or hazard.What would the results of this experiment look like if the pigments that drive photosynthesis in the algae were to absorb most strongly at 500 nm and 560 nm?
What is mitosis????????????????????????????????????
Which process must the cell undergo to have genetically different cells at the end of cell division?
What part of a blade of grass allows the grass to stand up? A. Cellulose B. Glucose C. Monosaccharide D. Disaccharide
1) The lifting and removal of loose material by wind is called _____
The process of the wind lifting and removing loose material is known as deflation. It is a natural form of erosion caused by the force of the wind, which differs from human activities like clear cutting.
Explanation:The lifting and removal of loose material by wind is called deflation. This natural process can occur in any environment where there's sufficient force from the wind. Not only can winds lifting materials up cause erosion by deflation, but others include wind directly from the side and rain or other precipitation falling straight down that can contribute to the removal of materials such as soil, sand, and other particles.
While deflation specifically refers to the action of wind, it's important to distinguish it from other related processes, such as 'clear cutting'. Clear cutting, on the other hand, is the removing of or clearing away the trees from a forest, often done to clear land for farming and ranching. It is an intentional act carried out by humans and not a natural erosive process like deflation.
Final answer:
The lifting and removal of loose material by wind is called deflation, which occurs when wind of significant force transports particles like sand or soil. This erosional process is distinct from other land clearing activities such as deforestation.
Explanation:
The lifting and removal of loose material by wind is called deflation. In the process of deflation, winds of significant force can pick up loose particles from the surface, such as sand or soil, and transport them elsewhere. This process can lead to the creation of features such as desert pavements, where all the fine particles have been blown away, leaving behind a surface covered primarily by pebbles and larger rocks.
Deflation is different from other erosional processes that involve the removal of material, such as the removing of trees from a forest for land clearing, known as deforestation. Wind-driven deflation is specifically about the role wind plays in shaping the landscape by picking up and moving loose surface material.
Which is the best example of a pioneer species that would be found where a glacier has retreated?
Answer:
Which is the best example of a pioneer species that would be found where a glacier has retreated?
Algae
Barnacles
Crabs
Grass
Explanation:
FLVS?
A student used a microscope to observe a single-celled organism. As he watched ,it looked as if the organism split into two cells. He made drawings, shown below, of the organism over a short period of time.
A. genetic engineering B.asexual reproduction C. selective breeding D. gamete formation.
https://lh5.googleusercontent.com/jvlVdGTiF3QDMXAl3k-ubO_CIE5osPHW9lXFEV3Y3l9SCFrbbYYi_n3qaItvFxylbQ53bOQa3Q=w220
Drag each label into the proper position to identify whether the indicated structure is located on the femur, humerus, or both.
Femur: Greater trochanter-Gluteal tuberosity. Humerus: Coronoid fossa-Intertubercular sulcus-Trochlea-Lesser tubercle-Deltoid tuberosity-Olecranon fossa. Both, femur and humerus: Medial epicondyle-Capitulum-Intercondylar fossa-Lateral epicondyle-Head.
Further Explanation:
Femurs:
femurs or femora, or thigh bone, is the proximal bone of the hindlimb in tetrapod vertebrates. The head of thefemur explains with the hip bone socket in the pelvic bone framing the hip joint, while the distal piece of the femurarticulates with the tibia and kneecap shaping the knee joint.
Humerus:
The humerus is the long bone in the upper arm. It is situated between the elbow joint and the shoulder. At the elbow, it associates essentially to the ulna, as the lower arm's outspread bone interfaces with the wrist. At the shoulder, the humerus associates with the edge of the body by means of the glenoid fossa of the scapula.
Femur or humerus:
Humerus is situated in the upper arm, while femur is found in the upper leg. The length and the normal breadth of the femur are higher than that of humerus.Femur is the biggest bone in the body while humerus is the second biggest. Femur is more grounded than humerus.
humerus and the femur comparative:
The humerus and the femur are relating bones of the arms and legs, separately. While their parts are comparable by and large, their structure has been adjusted to contrasting capacities. The leader of the humerus is practically hemispherical, while that of the femur shapes around 66% of a circle.
Subject: biology
Level: college
Keywords: femurs, humerus, femur or humers, humerus and the femur comparative.
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What is the difference between escape and avoidance?
which type of organisms can have cells with cell walls
Which list of items would an ecological scientist most likely include when describing a forest community?
deer, water, tree
deer, wolf, tree
deer, wolf, rock
tree, water, soil
The correct answer is deer, wolf, tree.
The ecological community can be defined as a group of different species, which are dependent on one another in a particular location. The ecological community only include the flora and the fauna, it does not include the abiotic factors, such as air, water, soil or climate. So, deer, wolf and trees are the components of a forest community.
Answer: The correct answer is B.) deer, wolf, tree.
Why is it important to question a family member, if present, while caring for an elderly victim?
One of the important things to do while caring for an elderly person is to question the family member if there is any, about the person's current health status. The person may not have a good medical record and needs special care. This information can only be best provided by any of his family members.
What property do all of the group 18 elements have that makes them stand out from other elements? They are the only nonmetals that are liquid at room temperature. They are the only nonmetals that are solid at room temperature. They are very likely to bond with any element, whether it is metallic or not. They are very unlikely to bond with any element, whether it is metallic or not.
The right option is; They are very unlikely to bond with any element, whether it is metallic or not.
The group 18 elements are placed in the far right side of the period table. The group contains noble gases which are; argon, helium, xenon, neon, krypton, and radon. The noble gases are unreactive because they have complete octets (valence shell). They are unlikely to bond with any element to form compounds. The noble gases have weak interatomic forces, and high ionization energies which reveal their chemical inertness.
The property that all of the group 18 elements have that makes them stand out from other elements is that they are very unlikely to bond with any element, whether it is metallic or not.
Group 18 elements are colorless, odorless, monoatomic gases that have a low chemical reactivity. The gases include argon, xenon, neon, krypton, helium, and radon.
Group 18 elements are very unlikely to bond with any element, whether it is metallic or not. They have weak interatomic forces.
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Which best explains why a decrease in the types of insects in an ecosystem reduces the sustainability of the ecosystem?
A=Organisms that depend on insects may not survive, eventually harming all the organisms that are interconnected.
B=The biodiversity of the ecosystem cannot be protected by laws unless there are a certain number of insect species.
C=There will likely be fewer insects that harm plants, causing an increase in plant diversity.
D=Having fewer insects allows other organisms to use the resources that the insects were using.
An ecosystem is an interaction of the biological community. If insects are decreased then organisms depending on them will be affected, and the food web will be disturbed. Thus, option a is correct.
What is a food web and chain?Food web and chain are the depictions of the flow of the energy in the ecosystem between the different organisms at different levels. The increase or the decrease in the population of one level affects the whole web.
The food web is an interlink of many producers and consumers dependent on each other for food and energy. Any disturbance in one species will affect the other species linked to them.
Therefore, option A. decrease in insects will harm the whole food web.
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If the dorsal lip of the blastopore of an amphibian is grafted onto another complete blastopore, this will result