Answer:
A c d
Explanation:
All of the following scientific questions could be asked about a compost pile:
Which item breaks down the fastest?Does decaying fruit smell the worst?Will the items break down faster if heat is added?Will enclosing the items in an airtight bag affect the rate of decay?Is it a good idea to compost garbage?What is a compost pile?A compost pile is a collection of organic materials, such as food scraps, yard waste, and paper, that are allowed to decompose naturally through the action of bacteria, fungi, and other microorganisms. The process of decomposition in a compost pile converts the organic materials into a nutrient-rich soil amendment known as compost, which can be used to enrich garden soil and improve plant growth.
Composting is a sustainable way to reduce waste and manage organic materials, as it diverts these materials from landfills and reduces the need for synthetic fertilizers. In order to create a compost pile, it is necessary to choose a suitable location, such as a backyard or a community garden, and follow basic guidelines for creating and maintaining the pile, such as adding a mix of green (nitrogen-rich) and brown (carbon-rich) materials, keeping the pile moist but not waterlogged, and turning the pile periodically to aerate it and speed up the decomposition process.
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Please answer quickly! I don’t understand how we are supposed to do this question.
How does each level get its energy in a food pyramid?
Answer:
There is a energy loss at each step in a food chain
Explanation:
Plants can usually be found on the beach near the sand. Predict the outcome if these plants were killed.
The outcomes if the plants were killed:
When a plant dies, that nutrition is locked up within the plant's cells. As the detritivores digest the dead plant and poop out what they can't use, that waste (called grass) becomes prime food for aerobic bacteria to work its magic and release even more nutrients.Plants produce oxygen, clean and retain water, and plants form the basis of our entire food chain.Without trees, formerly forested areas would become drier and more prone to extreme droughts.Find more information about "Plants" here:
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Killing beach plants can lead to increased erosion, loss of biodiversity, and damage to coastal ecosystems. These plants are essential for stabilizing sand, forming dunes that protect inland areas, and supporting various forms of wildlife.
If beach plants were killed, there would be several ecological consequences. Plants on a beach, especially those in dune ecosystems, play a critical role in sand stabilization. They have adapted to thrive in the harsh, dry conditions of the beach and are drought-resistant. Their roots bind the sand together, preventing it from being easily eroded by wind and water. Without these plants, beaches would be much more vulnerable to erosion.
Additionally, these plants also support a variety of wildlife; they provide habitat and food sources for insects, birds, and other animals. Without vegetation, the beach ecosystem would lose biodiversity. Furthermore, the destruction of plant life could lead to a lack of sand dune formation which is essential for providing a barrier against storms and high waves, protecting inland areas from saltwater intrusion and flooding.
Finally, should the situation escalate, it might lead to long-term ecological damage, altering the coastal landscape dramatically and possibly affecting human communities that rely on the beach for protection and recreation.
Color blindness is a sex-linked,_______trait.
1recessive
2dominant
3multiple allele
4multiple dominance
Answer:
Red - green color blindness is a sex linked recessive trait and blue - yellow color blindness is a autosomal dominant trait.
I need help ASAP!
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Answer: i dint know nothing about this stuff sorry?
Explanation:
3. Describe environmentally sustainable economies
Answer:
The goal of community sustainability is to establish local economies that are economically viable, environmentally sound and socially responsible. Achieving this goal requires participation from all sectors of the community, both to determine community needs and to identify and implement innovative and appropriate solutions.
How many kilometers above sea level would this mountain reach, and what would the approximate temperature be at this altitude?
Please help asap!!!!
Answer:
It would be about 9 kilometers above sea level, and you can expect the temperature to be cold. (see explanation)
Explanation:
If there's no snow or rain and you’re not in a cloud, then the temperature decreases by about 5.4°F for every 1,000 feet up you go in elevation. That is 9.8°C per 1,000 meters. However, if you’re in a cloud, or it is snowing/raining, the temperature decreases by about 3.3°F for every 1,000 feet up you go in elevation. Thus meaning it’s a change of 6°C per 1,000 meters.
if an earthworm eats enough matter that it consumes 100 grams of nitrogen in its lifespan, how much nitrogen did it release into the soil
Answer:
Option C
Explanation:
If an earthworm eats enough matter that it consumes 100 grams of nitrogen in its lifespan, how much nitrogen did it release into
the soil?
(A) 10 grams
(B) 27 grams
(C) 73 grams
(D) 100 grams
Solution -
Worms are considered as eating machines which take in organic matter and break it down into smaller pieces such as nutrients. These nutrients are then taken up by plants.
As per an estimate, an earthworm absorbs nearly 27% of the available nitrogen in their food.
The remaining available 73 percent of nitrogen is broken down and available as nutrients in the soil.
Therefore, out of 100 grams nearly 73 grams of nitrogen is released into
the soil
HELLLPPPPPPPPP!!
Which prediction is true based on this population pyramid?
The population is growing slowly.
The population is growing rapidly.
The population is declining.
The population is not growing.
Based on the wide base of Angola's population pyramid, the population is growing rapidly. The demographic transition model supports this, as Angola is in Stage 2 with high birth rates and dropping death rates. In contrast, Italy's narrower base indicates a declining population in Stage 5.
Explanation:The prediction of population growth can be determined by examining the population pyramid. When a country like Angola exhibits a wide base in its population pyramid, it is indicative of a high birth rate, suggesting that the population is growing rapidly. Meanwhile, countries like Italy display a top-heavy pyramid with a narrow base, which signifies an aging population and potentially a declining population size. The demographic transition model further explains that in Stage 2, where the death rate has fallen but the birth rate remains high, populations experience rapid growth. On the other hand, Stage 5 indicates a population with birth rates lower than death rates, leading to population decline.
The population pyramids reflect the historical demographic changes due to births, deaths, and migrations and can also hint at socio-economic changes. In addition, population growth rates are subject to change based on factors such as national wealth and societal values influencing birth and death rates.
Can a Bengal tiger and Florida panther mate that would also be able to reproduce?
Answer: The Bengal tiger and Florida panther are two distinct species if they mate will not be able to reproduce.
Explanation:
A species is a group of organisms that are capable of inbreeding and producing viable fertile offsprings. The members of different species will not be able to mate due to behavioral, morphological, and physiological differences between the phenomena related to this condition is called as reproductive isolation.
The Bengal tiger and Florida panther if mate they may not be able to reproduce viable offsprings due to differences in the physiology of the genital organs and gamete which may not fuse to developing offspring.
A Bengal tiger and a Florida panther are unlikely to produce viable, fertile offspring due to significant genetic differences. Any resulting hybrid would likely be sterile, similar to ligers or mules, and this type of genetic mixing can lead to issues like genetic pollution in wild populations.
A Bengal tiger and a Florida panther are different species with significantly different genetic makeups. While there are instances where different species can mate and produce hybrids, like the well-known ligers and tigons from the mating of lions and tigers, the likelihood of a Bengal tiger and Florida panther producing viable, fertile offspring is extremely low. These hybrids are often sterile, such as mules (horse and donkey offspring) and the mentioned big cat hybrids, which are unable to reproduce due to the mismatched set of chromosomes they inherit. This genetic divergence is significant enough that the gametes (reproductive cells) of the hybrids do not contain a full, viable complement of genes for further successful reproduction. Therefore, even if a Bengal tiger and a Florida panther were to mate and produce offspring, it is highly probable that these offspring would not be able to reproduce themselves.
Additionally, it is important to consider the implications of such hybridization on biodiversity. The release of non-native genes into wild populations, as described in the case of the Bengal-Siberian tiger hybrid in India, results in genetic pollution which undermines the genetic purity and adaptability of native species. Therefore, inter-specific mating is generally discouraged in conservation and wild population management.
What factor limits the number of eclipses per year?
Answer:
The tilt of the moon's orbit around the earth
Explanation:
On average of twice a year, throughout it's orbit, the moon will create a 180° angle with the Earth making the Earth's shadow visible on the surface of the moon causing a solar eclipse.
The factor limits the number of eclipses per year is the inclination of the moon's orbit around the earth.
Eclipses are part of the phenomena known as syzygy, which occur when a planet or the Moon is in line with the Earth and the Sun.
For an eclipse to occur, the Moon must be in the same plane as the Earth and the Sun, a plane that, precisely to facilitate eclipses, is called the 'Plane of the Ecliptic'.
The plane of the Moon's orbit is inclined with respect to the ecliptic, approximately 5.1º.
This causes that during the movement of the Moon around the Earth, the Moon only touches the plane of the ecliptic at two points.
Due to this inclination between the orbits, and as eclipses require the almost perfect alignment of the three stars (Sun, Earth and Moon), eclipses occur very few times throughout the year.
Therefore, we can conclude that the factor limits the number of eclipses per year is the inclination of the moon's orbit around the earth.
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Which best describes the antacid’s effect?
Answer: The antacid is basic and will neutralize the acid entering the esophagus.
Explanation: B on edge
Letter __________ represents the location of the egg in this flowering plant.
A) A
B) D
C) E
D) H
i think the egg is in A
Answer: E
Explanation:
This is correct
Use the drop-down menus to complete the description of the rock cycle at Stone Mountain.
Stone Mountain is a great example of the rock cycle at work. Streams erode existing Evand
rocks. The processes of compaction and cementation form these sand particles into sandstone, a
rock.
Answer:
1 igneous 2 metamorphic 3 sedimentary
Explanation:
1 igneous 2 metamorphic 3 sedimentary complete the description of the rock cycle at Stone Mountain.
What is rock cycle ?Rocks are naturally formed and non-living earth which are made by collection of mineral grains held together in a firm, it can be tiny or big as well and can be easily identified with their texture.
The Rock cycle is defined as a continuous process through which old rocks are transformed into new rock due to cool down of molten magma, when it solidifies become igneous rock.
in a rock cycle, when the break down of these igneous rocks occur small particles that are transported and deposited to form sedimentary rocks, When the igneous and sedimentary rocks heated up and under the pressure they change into metamorphic rocks.
The metamorphic rocks which are subjected under great heat and pressure melt down to form molten magma which again can cool down and solidify into igneous rocks
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Explain how multicellular organisms grow using cell division.
How can a change in the density of a gas affect the temperature of a gas?
A.
as density increases temperature increases
B.
as density increases temperature decreases
C.
as density decreases temperature increases
D.
a change in temperature has no effect on the temperature of the gas
The last four answer choices are
Blood
Circulatory
Oxygen
Vessels
Please help Thanks
Answer:
blood; vessels; oxygen; circulatory
Explanation:
The first blank comes after the phrase "This organ is your heart, which pumps your ________ ". Our heart is the organ that works hard to pump oxygenated blood throughout our bodies so that we can live. So, that first blank should be "blood".
The second blank comes right after the first: "...your blood through blood ________ to all parts of your body". Blood travels through vessels; there are two kinds: arteries and veins. Here, the second blank should be "vessels".
The third blank is "_______ and food and removes waste". Here, it is talking about how certain beneficial substances are transported through the body and how harmful substances are removed. "Oxygen" should go here because all parts of our bodies need oxygen in order to be able to function properly.
The last blank, by elimination, must then be "circulatory". Putting it in, the sentence will read: "...your lungs bring in the oxygen that your circulatory system...". This makes sense because the circulatory system helps to transport oxygen through blood all over the body.
Hope this helps!
In which way are rainforests and coral reefs different from ecosystems with few species?
Answer:
Coral reefs are believed by many to have the highest biodiversity of any ecosystem on the planet—even more than a tropical rainforest. Occupying less than one percent of the ocean floor, coral reefs are home to more than twenty-five percent of marine life. ... Parrotfish actually eat the reef itself.
Explanation:
hope this helps! stay safe in this crazy time
luv u all
The way that rainforests and coral reefs are different from ecosystems with few species is that they contain large amounts of life forms, and they provide shelter and protection for the life forms that inhabit them. To know more......
Coral reefsCoral reefs are important ecosystems that are home to many marine lives, providing them with shelter and protection. It is estimated that approximately 65% of marine fish live in this important habitat, therefore, its preservation is essential.
RainforestsTropical forests are those located within the equatorial zone, between the Tropics of Cancer and Capricorn, approximately 28° south and north of the equator. This location provides the incidence of high temperatures and also a significant amount of rainfall. The characteristic of tropical forests is the presence of tall trees very close to each other, forming large regions of ground covered by shade. This soil, in turn, is quite rich and has a layer of fallen leaves from trees, in addition to dead animals. If we take into account the immense diversity of plant and animal species in tropical forests, it is not difficult to imagine how rich this soil is in nutrients and, therefore, conducive to the proliferation of life.
With this information, we can conclude that the big difference will be the amount of life forms in these places.
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What happens to the earth's temperature when there is excess amount of carbon dioxide? A.Temperature increases
B. Temperature decreases
C. Stays the same
The human population is predicted to continue increasing as the rate of climate change also increases. What technology doesn't
address the concerns raised by these trends?
A)mag-lev trains
B)man-made islands
C)self-driving cars
D)chemically-engineered food
chemically
Answer:
c
Explanation:
i had a test.
Why will all of the books in this line of books fall over?
Check all that apply.
Each book is too close to the next book.
Each book pushes the next book.
Each book transfers energy to the next book.
Each book pulls the next book.
Each book does work on the next book.
Answer:
Each book transfers energy to the next book.
Each book pushes the next book.
Each book does work on the next book.
Explanation:
Assuming this question is referring to the domino effect, each book acts upon the other in a chain reaction.
Answer:
2, 3, 5
Explanation:
I got it right on the warm-up
Each book pushes the next book.
Each book transfers energy to the next book.
Each book does work on the next book.
Cross a heterozygous pink flower with a white flower. Give the phenotype and genotype ratios.
Answer:
RR= red
Rr=pink
rr=white
use a the punnet square method
r r
R Rr Rr
r rr rr
Genotype
50% H o m o zygous rr (wont let me post it otherwise)
50% hetrozygous Rr
phenotype
50% white
50% pink
Which drug is a treatment for a bacterial infection, such as strep throat?
a drug that interferes with viral DNA
a drug that moderates your use of sugar
a drug called an antibiotic
Answer:
a drug called an antibiotic
Explanation:
What is the name of the genetic engineering technique illustrated in diagram 2 above
Answer:
Genetic engineering may be defined as the deliberate manipulation or alteration of the genetic information of an organism. Among the various forms that genetic engineering takes is the removal of genes from one organism followed by their insertion into the genome of another.
Explanation:
An American elm within a neighborhood has been affected by Dutch elm disease.
How would the carrying capacity for American elms in the neighborhood be affected if the elm bark beetle population increased in size?
A. The carrying capacity for American elms would increase.
B. The carrying capacity for American elms would decrease.
C. The carrying capacity for American elms would stay the same.
Answer:
B. The carrying capacity for American elms would decrease.
Explanation:
Elm bark beetles live on American elm trees. They are also responsible for spreading the fungal disease Dutch elm disease which destroys the elm trees. Carrying capacity is the maximum number of individuals an area can hold, given the current resources. It is not constant and in case the habitat is destroyed or damaged, its carrying capacity can go down. Here, Dutch elm disease has already started to effect the trees and also the population of beetle has increased which will further spread the disease. Hence, the carrying capacity of the american elm trees will decrease.
An increase in the elm bark beetle population, which transmits Dutch elm disease, would likely decrease the carrying capacity for American elms in the neighborhood due to a higher infection rate and tree mortality.
If the elm bark beetle population increased in size, the carrying capacity for American elms in the neighborhood would likely decrease. This conclusion is based on the relationship between the elm bark beetle and Dutch elm disease. Since the elm bark beetle acts as a vector for the disease by transmitting the fungus Ophiostoma ulmi from tree to tree, more beetles would likely lead to a faster and more widespread infection of elms.
As the disease spreads, more elms would become infected, leading to a higher tree mortality rate. With fewer healthy trees, the neighborhood's environment would not be able to support as many American elms as before, hence the reduction in carrying capacity. This result mirrors other instances in ecology where an increase in a predator or a parasite corresponds to a decrease in the carrying capacity for the affected species.
examine the cladogram. which trait separates bicylces from airplanes motorcycles and cars
Answer NONE THEY ALL USE mechanical COMPONENTS
Explanation:
100 POINTS! WILL MARK BRAINLIEST!
Answer:
C
Explanation:
I took the test.
Answer:
c?
Explanation:
What type of disease transmission is most likely represented by the graph shown below?
Answer:
A. Person to person.
Explanation:
The graph shows that the disease spreads slowly at first, then rapidly, and slowly at the end. This pattern of transmission is most characteristic of a disease spread from one person to the next. When only one person has the disease, the rate of transmission is slow because that person may only meet a few others. But as the number of people with the disease increases, the number of meetings that spread the disease also increase. At this time, the disease can spread very rapidly. The disease spreads more slowly again when there are only a few people remaining that do not have the disease. With foodborne and airborne diseases, the rate of disease spread is most rapid when the disease first arises and the greatest number of possible victims are available. Graphs of foodborne and airborne transmission show the greatest rate of disease spread at the start of the outbreak.
FYI: This isn't my explanation this is the explanation the question gives! :)
What is the role of the pancreas?
O
A. It takes excess salt from the blood.
O
B. It maintains the amount of water in the body.
O
C. It produces digestive enzymes.
O
D. It removes toxins from food.
Answer:
C. It produces digestive enzymes.
Explanation:
brainliest?
pleaaaaaase?
Pancreas make digestive enzymes called pancreatic juices. Thus, option C is correct.
What is pancreas?The pancreas is a mixed or heterocrine gland, with both endocrine and exocrine gastrointestinal functions. Its primary function as an endocrine gland is to regulate blood sugar levels by secreting the hormones insulin, glucagon, somatostatin, and pancreatic polypeptide.
As part of the digestive system, it functions as an exocrine gland that secretes pancreatic juice, which contains bicarbonate, and neutralizes the acid entering the duodenum from the stomach. It also contains digestive enzymes, which helps in braking down of carbohydrates, proteins, and fats in food.
It plays an important role in the sugar metabolism by secreting insulin and glucagon. Therefore, option C is correct.
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help please :)
Which of these would be a good topic for a descriptive investigation?
A. how the Moon's appearance changes
B. what kind of dog food is the healthiest
C. how well different brands of soap can clean
D. what force causes an object to slide down a ramp
D. i think if i get you wrong then I'm sorry
D.