Which of these does not determine an ecosystem carrying capacity for a population?
A. Food
B. Space
C. Migration
D. Water
Please answer it’s urgent would be very helpful . Thank you so much !
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Which of the following statements best defines density-independent limiting factors?
Question 2 options:
Anything that increasingly puts stress on the size of a population as the population gets larger
Anything that puts the same stress on the size of a population regardless of the size of the population
Anything that puts the same stress on the size of a population as the population gets larger
Anything that increasingly puts stress on the size of a population regardless of the size of the population
Answers
Image of a forest fire with elk standing in a river for safety.
Image of a forest fire with elk standing in a river for safety.
Image credit: Elk bath by John McColgan, USDA, public domain
As an example, let's consider a wildfire that breaks out in a forest where deer live. The fire will kill any unlucky deer that are present, regardless of population size. An individual deer's chance of dying doesn't depend at all on how many other deer are around. Density-independent limiting factors often take the form of natural disasters, severe weather, and pollution.
Unlike density-dependent limiting factors, density-independent limiting factors alone can’t keep a population at constant levels. That’s because their strength doesn’t depend on the size of the population, so they don’t make a "correction" when the population size gets too large. Instead, they may lead to erratic, abrupt shifts in population size. Small populations may be at risk of getting wiped out by sporadic, density-independent events
The statement that best defines density-independent limiting factors is- “Anything that puts the same stress on the size of a population as the population, regardless of the size of the population.” . Hence, option B is correct.
This question is based on the concept of population regulation.
What is population regulation?
Population regulation refers to the processes that control the size and stability of the populations over time. There are several mechanisms that regulate population size.
They are basically two main factors that regulate population growth:
Density-dependent limiting factors-These factors affect the per capita growth rate of the population differently depending on how dense the population already is. Most density-dependent factors make the per capita growth rate go down as the population increases.Density-independent limiting factors-The second group of limiting factors consists of density-independent limiting factors that impact per capita growth rate independent of how dense the population is.Example of density-indepenent limiting factor include wildfire that breaks out in the forest where a population of the deer live. The fire will kill any unlucky deer that are present, regardless of population size of the deer.
Therefore, the correct option is B as anything that puts the same stress on the size of population will not influence the size of population.
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Which of the following adaptations would help a tree-dwelling nocturnal scavenger survive in its environment?
Light-colored fur
Heels with fur
Night vision
Short snout
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On average, bone marrow accounts for about 4 percent of a person’s total body mass. If your patient weighs 200 pounds (90.7 kilograms), what mass of bone marrow will you need for a total replacement?
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Answer:
Many people with blood cancers, such as leukemia and lymphoma, sickle cell anemia, and other life-threatening diseases, rely on bone marrow or cord blood transplants to survive.
Healthy bone marrow and blood cells are needed in order to live. When disease affects bone marrow so that it can no longer function effectively, a marrow or cord blood transplant could be the best treatment option; for some patients it is the only potential cure.
Explanation:
i BELIEVE
Can someone help me with this.
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Answer:
water scarcity is harming harming animals and human life near wetlands , increasing the risk of calamities, more than half of wetlsnds have disappeared.
Increasing water scarcity means that people with already low water availability have to spend more time and effort to fetch water
Explanation:
decreasing water levels lead to droughts and lack of food thus loss of human and animal life and increased risk of calamities due to imbalance in ecosystem
Why do you think the cows are muscular? (Explain your reasoning: Do you think the muscles are due to natural process, genetic engineering, cloning, or artificial selection, why?
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thats all i could really tel you bc my family has 19 cows and we breed them and sell them. i learn from my dad about them and that’s what he told me.
Seed Germination Investigation
The students are to investigate the process of seed germination during their summer
vacation.
They will select different types of seeds, such as beans, peas, or sunflower seeds.
Encourage students to set up a germination experiment by placing the seeds in
different conditions, such as light vs. dark, or wet vs. dry. Moreover, they need to
pot the same seed in more than one pots.
They should observe and document the changes that occur over time, including the
emergence of roots and shoots.
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Answer:
Okay...In this case I suggest you use corn seed or beans seed
Explanation:
It should take about 6 weeks to see the Germination, until then continue watering it and giving it sunlight
The seed germination investigation during the students' summer vacation involves selecting various seeds (e.g., beans, peas, sunflower) and setting up an experiment. They will place the seeds in different conditions, like light vs. dark or wet vs. dry, and pot the same seed in multiple pots. Throughout the investigation, the students are expected to carefully observe and document the changes that take place over time, including the growth of roots and shoots. This hands-on approach allows them to gain practical knowledge of seed germination and develop essential scientific skills in observation, data collection, and documentation.
Which has increased at about the same rate as global temperatures over the past 100 years?
A sunlight reaching Earth
B Volcanic eruptions
C Tree rings
D carbon dioxide
Please help thank you
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Answer: D is the answer.
Explanation: Carbon dioxide significantly impacts the global temperature, and is partially the reason why it has been increasing over the past 100 years.
What are:
Biochemical cycles and reservoirs for nutrients.
Thanks!
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Answer:
Each biogeochemical cycle can be considered as having a reservoir (nutrient) pool—a larger, slow-moving, usually abiotic portion—and an exchange (cycling) pool—a smaller but more-active portion concerned with the rapid exchange between the biotic and abiotic aspects of an ecosystem. nitrogen cycle.
Explanation:
The results suggest that the combined effect of organic nutrients, inorganic salts and oxygen content determines microbial growth.
A biochemical cycle is the pathway by which chemical substances cycles the v biotic and abiotic compartments of earth
Reservoirs
A nutrient reservoir is used to hold the water/ nutrient mixture plants beds for strong growth and good health. Reservoirs can be virtually any size,and can be made from almost any type of material
How did the Industrial Revolution contribute to global climate change?
A. It led to an increased use of alternative fuels other than fossil fuels.
B. It led to an increased use of coal, oil, and other fossil fuels.
C. It led to the release of chemicals that destroyed the ozone layer.
D. It led to the development of nonrenewable sources of energy. (I think it's B. Please correct me if I'm wrong.)
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Answer: You're right its b.
Explanation:
Human activity has rapidly increased the emission of greenhouse gases to the atmosphere. Since the start of the Industrial Revolution, in about 1750, human activities such as burning fossil fuels, including coal and oil, have increased greenhouse gas concentrations in our atmosphere.
how to tell if a plant is monocot or dicot by stem, leaves
Answers
Answer:
by leaves
Explanation:
by seeing the fibrous and tap root system
Angiosperms can be classified as __________. (Select all that apply.)
a.) a nonvascular plant
b.) seedless
c.) having seeds
d.) a vascular plant
Ill give you brainliest if you are right :)
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Angiosperms can be classified as a vascular plant having seeds.
Flowering plants are called as angiosperms.In Angiosperms the flower is the reproductive organ.Based on the types of cotyledon present, angiosperms are divided into two classes.They are monocotyledons and dicotyledonsTo learn more abut flowering plants refer :https://brainly.in/subject/biology
Answer:
Angiosperms can be classified as C) having seeds and D) a vascular plant
Explanation:
Popular QNA on Angiosperms:
What are the 3 characteristics of angiosperms?
Like gymnosperms, angiosperms are seed-producing plants. They are distinguished from gymnosperms by characteristics including flowers, endosperm within their seeds, and the production of fruits that contain the seeds.
What would happen to your body if your sodium level is too high? too low?
Describe in detail the effects of both extremes on the body and what doctors must do to correct it. Can either be life-threatening - how?
Will mark brainliest but you have to answer EVERY SINGLE THING CORRECTLY
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Answer:
Too much sodium in the diet can lead to high blood pressure, heart disease, and stroke. It can also cause calcium losses, some of which may be pulled from bone. Hyponatremia is a condition characterized by low levels of sodium in the blood. Its symptoms are similar to those caused by dehydration. In severe cases, the brain may swell, which can lead to headaches, seizures, coma, and even death.
When atoms and molecules start getting Jumpy
This thing can make steak and potatoes that are lumpy.
what's the answer to the riddle?
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It can generate lumpy steaks as well as potatoes. In a certain number of protons and electrons were also found in atoms.
Electrons are organized into shells or activity levels, that have only certain capabilities if one is complete, electrodes have had to be placed in the next shell.
1.) How does air move during sea breeze?
2.) From where does the wind blow during the land breeze?
3.) What time of the day does the sea breeze occur? (night time or day time)
4.) Which heats faster, land or sea?
5.) Compare the direction of air in sea breeze and land breeze.
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1.) As a result, warm air rises. Therefore, the warmer air over the land surface is rising. As the warm air over the land is rising, the cooler air over the ocean is flowing over the land surface to replace the rising warm air.
2.) a cool wind that blows from land to water. On clear, calm evenings, temperature differences between a body of water and neighboring land produce a cool wind that blows offshore. This wind is called a "land breeze".
3.) While sea breezes occur during the day, land breezes occur at night.
4.) Since land absorbs more solar radiation the land surface retains more heat as do the vegetation for energy. Thus, land surfaces warm more quickly than water.
5.) Sea breeze carries increased moisture, which it absorbs while blowing over a water body. A Land breeze is drier since it has no opportunity to absorb water from any source. Lastly, the sea breeze moves from the sea towards a land body. A Land breeze moves from land toward a water body, generally a sea or ocean.
Answer: 1.) During a sea breeze, the air moves from the sea towards the land. During the day, the land heats up faster than the sea. As a result, the air above the land becomes warmer, and it rises. The cooler air from the sea moves towards the land to replace the rising warm air, resulting in a sea breeze.
2.) During the land breeze, the wind blows from the land towards the sea. At night, the land cools faster than the sea. The air above the sea remains warmer and rises, and the cooler air from the land moves towards the sea, resulting in a land breeze.
3.) The sea breeze occurs during the daytime.
4.) Land heats up faster than water. This is because water has a higher specific heat capacity than land. Specific heat capacity refers to the amount of energy required to increase the temperature of a substance. Water requires more energy to heat up compared to land, which is why it heats up slower than land.
5.) During a sea breeze, the direction of air is from the sea towards the land. During a land breeze, the direction of air is from the land towards the sea.
Explanation:
Some minerals have special properties. Which of these is a special property that not all minerals have? (A) -Solid (B) - Nonliving (C) - Radioactivity (D) - Crystalline Structure
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Minerals are solid, nonliving, and made up of crystals
(Daily Question) If you were to choose what animal you would be what would the animal be? Comment your answers too!
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Monkey
we are most similar to them but smarter so i think it would be fun to kinda relearn how to do basic stuff like making tools, since some monkeys can make stuff with a simple rock. AND OF COURSE TO SWING!!!
please help will mark brainliest for answer with explanation, but will report if rubbish answers are given
thank you
Answers
Answer:
A is the cell surface membrane
B is the nucleus
C is the cytoplasm
Please answer I need help
1. A hurricane draws its energy from the cold, dry air near the ocean's surface. true or false
2. when a hurricane passes over land, it loses its energy source
true or false
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2.True
The first one is false since hurricanes actually really on the warm waters and warm air as a fuel source
The second one is true since once the hurricane passes over the land it losses its source for fuel and therefore losses its strength
Hello!
I hope your having a good day, if you can.
Please answer the questions below. ^^
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Which feature contains genetic material and is present in a eukaryotic cell but not in a prokaryotic cell?
#1) A
#2) B
#3) C
#4) D
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Which two features are present in a plant cell but not in an animal cell?
#1) A and B
#2) B and C
#3) C and D
~
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Answer:6
Explanation:because of the girl on the right she is sitting down
Some organisms in the ecosystem obtain energy and nutrients from plants these organisms stores the energy in their bodies what happens to the energy in the ecosystem organism die
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Answer:
It goes to the plants or the predators that ate the organisms
Explanation:
Decomposers will break down carcasses into nutrients and provide nutrients for plants in the form of dirt
However if the organism is killed by a predator, the predator will then receive their share of energy by eating the organism.
How can a chemical reaction be sped up?
Select from the drop-down menu to correctly complete the statement.
Add a
A.) Catalyst
B.) Coefficient
C.) Product
that is unaffected by a reaction.
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Answer:
Add a catalyst that is unaffected by a reaction.
What is a smell?
A)electrical signals from the substance you are smelling
B)light from the substance you are smelling
C)molecules of the substance you are smelling
D)smells are not matter, but are energy waves from the substance you are smelling
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The molecules make contact to part of your olfactory epithelium, which contains receptors that lock onto these molecules.
40 POINTS!! Please give me an explanation of how energy and matter is being conserved in an amazon rainforest.
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Explanation:
The Amazon Rainforest is an incredibly complex ecosystem. The unique conditions of an almost constant temperature and a high, regular precipitation rate are what allow the incredible amount of biodiversity to occur there. Because of its size and high rate of productivity, the Amazon Rainforest ecosystem plays a substantial role in many of the biogeochemical cycles of the world.
When the oxygen in the air combines with the iron exposed by paint peeling off an old
bicycle, a new, red-colored, crumbly substance is formed.
Physical or chemical?
Specific type of physical or chemical
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Answer:
Chemical change
Explanation:
An object that is not moving, wants to do what? (Think law of inertia)
1.move
2.not move
3.first move, then stop, then 4.move agian
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Answer:
2. Not move
Explanation:
An object at rest will stay at rest unless acted upon by an unbalanced force.
Technology has improved telescopes over time, as shown in this sequence of images.
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Continental plates are __________ than Oceanic Plates
1.) more dense
2.) less dense
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Answer:
Continental plates are less dense than Oceanic Plates.
Look at the diagram of the rock cycle below.
Which part of the cycle is missing?
A.
sedimentation
B.
melting
C.
crystallization
D.
mineral integration
Answers
it’s melting
From the diagram of the rock cycle the missing part is ( B ) ; Melting
Magma is a hot liquid/semi-liquid rock that is usually formed under the earth due to high pressure and temperature present in the inner core of the earth. magma is obtained by the melting down of existing rocks ( Igneous, sedimentary and metamorphic rocks ) under high pressure and temperature in the earths core.
Magma is released to the earth surfaces during volcanoes therefore the missing term in the rock cycle is melting
Hence we can conclude that from the diagram of the rock cycle the missing part is Melting.
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Which of the following is evidence of the evolution of living species?
A homologous structures
B analogous structures
C vestigial structures
D all of the above
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………………………..
Drag the labels to identify whether each image mainly shows mechanical weathering or chemical weathering. Each label can be used more than once.
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We can see here that identifying whether each image mainly shows mechanical weathering or chemical weathering, we have:
Image 1: Chemical weathering.
Image 2: Mechanical weathering.
Image 3: Chemical weathering.
Image 4: Chemical weathering.
What is chemical weathering?The breakdown and alteration of rocks and minerals by chemical reactions with water, gases, and other elements in the environment is known as chemical weathering.
Both the creation of new minerals and the disintegration of old minerals into smaller particles are possible outcomes of chemical weathering.
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