Natural Sciences Essay Examples and Topics

His book titled "Omnivore's Dilemma: A Natural History of Four Meals" discusses several aspects of nature and focuses specifically on grass and what it is for animals and different people.

It is believed that the increase in the demand for food due to the increase in global population and change in dietary habit of the population.

These resources are easily exploited because of the availability of facilities and labor in the cities, which leads to economic development and improvement of living standards of the city dwellers.

In my opinion that debate is of the greatest importance and my hope is that these six lectures may have contributed to it.

In spite of the perceived benefits of genetic engineering technology in the agricultural sector, the production and use of genetically modified foods has triggered a number of issues pertaining to safety and consequences of consumption.

The chemical process in this experiment entails reacting salicylic acid and methanol in presence of concentrated sulfuric acid, which catalyzes the reaction, and under reflux conditions to form methyl salicylate and water.

This experiment aimed at establishing the activation energy for the reaction between oxalic acid and potassium permanganate by first determining the rate equation for the reaction.

The following are some of the reasons that make animals matter to human beings. The other significance of animals to human beings is that they are a source of food.

In comparison, the percent germination of mung beans soaked in acidified water was zero and the germination rate was zero because none of the seeds germinated during the period of the experiment.

Even today the wild onions grow in Central Asia that is said to be the place of origin of the entire family of onions.

The Aryans society established the beginning of the modern Hinduism. The rule of the dynasty was indubitable in the 16th and 17th centuries.

The BH4- anion acting as a nucleophile attacks the carbonyl carbon of Benzophenone due to the presence of a partially positive charge zone, which leads to the breaking of the double bond, electron density shift [...]

GDP of London The GDP of London is currently on the rise. London has some of the best hotels in the world.

In this view, retinol is unstable at room temperature and in the presence of air. Metabolism of retinyl esters and carotenoids produces retinol, which is an active molecule in the body.

The method of initial rates was employed in the determination of the order and rate law for the reaction. The power to which the concentrations of reactants are raised in a rate law is referred [...]

This essay critically looks at the role of Bronislaw Malinowski in the development of British Social Anthropology and his influence in the contemporary ethnography.

A tour to the firm and fields of agriculture exposed the students to the nursery practices that are crucial in crop production.

Table 1 contains the data of direct measurements and indirect calculations for p-nitroacetanilide as a product of the EAS reaction of acetanilide. Then the theoretical mass of p-nitroacetanilide could be obtained by the following calculations: [...]

However, it is unknown whether bacteria are perfectly 'ubiquitous' and whether available techniques could address the issues related to contamination, maintenance of cultures, and growth of desirous bacteria. A total of three bacteria were included [...]

The story highlights the attitude of the particular national society of Bushmen to the arrogance and social inequality in the modern world.

This paper focuses on the application of chemistry in life as well as some of the hazards that it has presented to life.

The implication is that people are likely to fear for their safety in Italy because the probability of losing belongings and even life to the robbers are high.

The color change depends on the relative acid strength of the conjugate acid form of the indicator. Based on the equation above, the acid strength is calculated as:

Over the next three millennia, Egypt would see the rise and fall of several civilizations, including the Old Kingdom, the Middle Kingdom, and the New Kingdom.

Following the procedure in the production of acetone, the several materials emerge during and after the production. The production of acetone In the feed drum: A feed is a tank like object used in the [...]

The capital city of the country is Ankara, and in fact, the greater part of Turkey is in Asia; however, politically, modern Turkey believes itself to be a committed European nation, and therefore it applied [...]

9g of potassium nitrate was added to the water, and the test tube was shaken until all the salt was submerged in the water.

This tribe is called the Luhya tribe and is one of the 42 tribes of the Republic of Kenya. This is because a clan might actually size to exist due to the death of a [...]

As Atlas contemplates the existing monuments of the 20th-21st centuries, he writes about the great nations of the past, such as the Roman Empire, that never thought it would collapse in the way it did.

India is the largest producer of lemon producing about 16% of the total lemon and lemon products in the world. The Bush lemon tree is a natural and wild lemon.

The metaphase is characteristic of an alignment of chromosomes in a line in the middle of the cells called equator. The paired chromatids separate at the point of centromere during anaphase and move to the [...]

Nevertheless, they can also do it in winter, going to the playing-field. On the other hand, it is impossible to make a snowman in summer.

This type of economy is also characterized by "flexible work arrangement" Culture: Global cities are multicultural, owing to among other factors, deregulation and privatization of economies that has attracted foreign workers and traders setting in [...]

The fact that almost everybody in the village ignored the ethnographer and his wife would be a major setback in their mission to study the cockfight activities in the small Balinese village.

Acetone is the simplest form of the ketones. Acetone is very crucial in the field of organic chemistry.

The second objective was to confirm that the rate of the reaction is directly proportional to the concentration of the tert-Butyl Chloride if the temperature is kept constant.

In both sets of experiments, all three sets of seeds in each experiment were subjected to three variant pH value conditions while the other germinating conditions were maintained at optimal levels.

Seeing that agriculture shapes the society and defines the course of its further development, promoting the ideas of environmentalism and sustainability, it will be reasonable to assume that agriculture belongs to the domain of cultures.

However, plants are scarce in deserts due to the lack of water, and the diversity of desert flora cannot be compared with a wide range of plants growing in rainforests.

The central purpose of this experiment is to study the primary salt effect in the oxidation reaction of iodide ions to iodine during sodium thiosulfate titration with appearance of salt KNO3 All steps of the [...]

This point was the basic idea for performing this study, in which acetylsalicylic acid, which is the main component of analgesics, was actively hydrolyzed to salicylic acid: the reaction is shown in Figure 1.

The concentration of the chemical reactants also affects the rate of reaction by altering the number of reacting molecules. This increases the rate of collision and hence the rate of reaction.

The expectation of the experiment was a steady rise in the rate of reaction with an increase in the temperature during the experiment.

The data obtained from the above experiment supports the hypothesis that if the cell is soaked in corn syrup, a hypertonic solution, then water will move out of the cell by osmosis, and the egg [...]

The objective of this experiment was to synthesize methyl salicylate from salicylic acid and methanol using sulfuric acid as a catalyst.

The method of initial rates was employed in the determination of the order and rate law for the reaction. The rate of the reaction and the rate law expression for the reaction were then established [...]

According to Kotz and Treichel, the solubility of various substances increases with increases in the temperatures of their surroundings, although this is not always the case.

Therefore, the moles of the limiting reagent is 0. 025, and the mole of the product is 0.025.

The Net Migration Pattern The pattern of migration in relation to the hinterland and heartland was dictated by the socioeconomic opportunities at the place of destination and the flow of migrants was from the hinterlands [...]

The Killer Whale, also known as the Orcinus orca, is a large black and white mammal with distinctive white patches around the eyes and a white patch on the underside of its body. The baby [...]

The objective of the experiment is to demonstrate how substitution reactions of alcohol occur. Specifically, the experiment aims to demonstrate the formation of 1-bromobutane from 1-butanol through a nucleophilic substitution reaction.

It is crucial to agree that animal testing might be unethical phenomenon as argued by some groups; nonetheless, it should continue following its merits and contributions to the humankind in the realms of drug investigations [...]

In the recent past physical features have been misused thus leading to environmental changes which has caused negative effects on human health and the development of the human society.

The evolution and advancement of technology have influenced the methods of how people grow and consume food. The changes that people have made to nature are very traceable and their inability to predict the outcome [...]

It contains either a weak acid and its conjugate base, or a weak base and its conjugate acid. The equation links the measured pH of a solution, hydrogen ions concentration, and the dissociation constant of [...]

One of the main differences between aerobic and anaerobic respiration is that in anaerobic respiration, there is only a partial breakdown of sugar.

The main difference between acidic and basic solutions is the concentration of hydrogens ions: for the former, it is higher than that of pure water, and for the latter, it is lower.

This experiment aimed at establishing the concentration of iodine with time by quantifying the absorbance of the reacting solution at a wavelength of 410 nanometers and finally determining the initial velocity of the reaction.

The area covered by Canada is the largest country in the world after Russia and has the largest coastline. The Shield and the Rocky Mountains in the North have discouraged settlement in the area because [...]

Although 16S rRNA and 18S rRNA are located in the cytoplasm, the differences in the systems exist because 16S rRNA is in the prokaryotic ribosome and 18S rRNA is in the eukaryotic ribosome.

This makes organic chemistry to have a very important role of describing the reaction of the carbon compounds. The aim of the experiment was to identify the functional group of the two unknown organic compounds.

The pinacol rearrangement constitutes the dehydration of pinacol and the stabilization of carbocation by the shift of methyl. The mechanism of the pinacol rearrangement commences with the protonation of one of the two OH groups.

Mitochondria-associated membrane, a specialized sub-group of the ER has specific lipid and protein composition and is involved in cross-communication with mitochondria.

Geography is the study of the earth and the natural features that characterize it. The revolution was related in some way, to the methods in which the researchers studied the earth and the processes occurring [...]

The birds need nectar from the flowers, the plants that produce nectar consequently only do so to attract these birds and insects, for the process of drawing nectar from these plants to be possible, the [...]

This leads to the growth of gametangia that results in the fusion of the cytoplasm. These Ascomycota are to be found in conidia, at the end of the hyphae.

The length of roots in a germinating seed is reduced by the acidic conditions, which, in its turn, affects the rate of germination of seeds.

Salicylic acid is administered in the form of tablets, a less irritating method, unlike in the early days where it was administered in the form of leaves.

The starting reactants are the light of the sun, carbon dioxide, and water. Both processes are required to support the being of plants and animals.

In light of this brief background, the discovery of Pompeii as an archaeological site was thus a rediscovery of the ancient town of Pompeii.

The pH of a solution at the equivalence point depends upon the nature of the acid and the base being titrated.

You will examine some surfaces and note that while you cannot see individual bacteria because they are so tiny and clear, it is possible to see a colony, or group, of bacteria. Then, the bacteria [...]

The purpose of the experiment is to study substitution reactions of alcohols because they can react as nucleophiles or electrophiles, depending on prevailing conditions of the reaction. This experiment illustrates the reaction of 1-butanol with [...]

The percentage yield of acetanilide is the mass of acetanilide recovered, divided by the theoretical mass of acetanilide multiplied by 100.

The geographic location is South Asia. India is regarded to be the seventh-largest country by geographical area, the second-most populous country.

The report will cover the structure and functions of animal cells and organelles. It will also address the structure and functions of tissues and main organs of the body.

In the first case, adding hydrochloric acid to the produced azo dye led to the change of the color from dark red to orange, and the reaction with sodium hydroxide resulted in the change from [...]

The hypothesis also presupposes that the people from Europe were the constructors of the first settlements in the American territories. The hypothesis suggests that the Clovis culture spread from the north to the south of [...]

During the de-waxing process, the solvent is subjected to a mixture of the waxy oil. Evaporators The evaporator is used in recovery of the solvent from the de-waxed oil and wax.

It is important to note that though the problem of hunger is virtually everywhere in the world, most of the hunger stricken people are found in the developing countries.

Agriculture advocacy and anti-agriculture groups' perspectives on technology and innovation are critical distinctions between activist groups that oppose agriculture and those that support it.

The purpose of this paper is to compare Colombia and the USA through the length of the six cultural dimensions model proposed by Geert Hofstede and to examine the similarities and differences.

This report explores the anatomy and physiology of the nervous system of a rat. Therefore, the physiology and anatomy of the nervous systems of rats and that of humans are considerably similar.

Secondly, the liver makes most of the cholesterol in the body which is still not important and the body takes only about 50% of the cholesterol in the food eaten and the rest is eliminated [...]

This is food for the insects and we all agree that honey is sweet; but the question is, how is honey made? Making honey is a process that the bees seem to have mastered.

Particularly the way Russian bride fits in the three phases of 'separation', 'transition' and 'incorporation' as suggested by anthropologists, is the best example how a Slavic life cycle event 'Marriage' depicts most of the major [...]

The aim of this experiment was to determine the impact of various types of soil as well as the effect of an energy drink on plant growth. The growth of the plants was measured as [...]

Regardless of the fact that protection dogs are animals that can hurt people, they are loving and supportive family members that provide their owners with a wide range of benefits.

Given the significance of the agricultural sector to the economy, the government introduced the 11th five-year plan to provide support and incentives to farmers and other stakeholders in order to enhance production of food.

Pulmonary circulation involves the transfer of deoxygenated blood from the heart to the lungs and then the movement of oxygenated blood from the lungs back to the heart. Coronary circulation is responsible for replenishing the [...]

Similar to the way letters of the alphabet are organized in a sequence to form words and sentences, these bases combine in a certain way to pass traits to the next generation.

Foraging involves actions that are related to the acquisition of food by the species, and these behaviors are critical in the evolutionary and ecological feedbacks between the species and their environments.

I was prepared to make observations on the behaviour of the three primates within their enclosed incarceration. The main behaviour characteristics that I observed include play-face, sniff/nuzzle, groom, new food, scent mark, and object manipulation.

The process of photosynthesis and fermentation was the main focus of the practical exercise. The role of the fermentation process to provide energy for the yeast cells is shown in this experiment.

The reactants of the respiration are glucose circulating in the blood and oxygen obtained from breathing, while the product is ATP.

The rate law demonstrates how the rate correlates with the concentrations of the components of the reaction. It is possible to note that "the power of the concentration in the rate law expression is called [...]

However, it is important to note that the amount of products produced from the atmospheric distillation process is not always proportional to the demand of the products rather it depends on the amount of crude [...]

Based on the impact of seed size on the light requirement for germination, it was hypothesized that pea seeds would germinate well in the absence of sunlight than in the presence of sunlight.

The other important information for the pavement industry with regards to location is that the region lies in a longitude range of 56 to 25 degrees north and in a latitude range of 22 to [...]

The most commendable among the benefits of marine life to human life are the fact that marine life can act as food and the fact that some oceanic organisms have medicinal value.

The Akan people believe that the family is the most important unit of the society. It is important to note that the Akan people honor their ancestors and are proud of their roots.

Hurricanes might not really be the main storms on the earth, but their mixture of size and strength make them fatal and the most disparaging storms on earth.'The eye of the hurricane' is a round [...]

They are the most famous and trendiest fruits in the planet. Strawberries are also used as ingredients in strawberry tiramisu which substitutes the coffee flavor for tasty and colorful strawberry effect.

Nationalism is a core concept in anthropology that encompasses the desire for a collective identity and the belief in the value of one's social, political, and cultural group.

In short, Mohenjo-Daro's sophisticated urban planning system is a testament to the advanced level of urban planning, governance, and administration of the Indus Valley Civilization.

Undertake qualitative analysis of the product using IR and NMR techniques, which provide spectra of functional groups and chemical shifts respectively. Carry out qualitative analysis of the product using 2,4-DNP test, which can detect carbonyl [...]

The dark skin color is predominant in the southern hemisphere of the globe while the light skin color is common in the northern hemisphere.

The length of the shoot and root of the germinated seedlings was also measured and registered. Germination rate decreased in the solution of potassium chloride.

Throughout my life, I have liked the way my mother treated us as a family, and I terribly longed to marry a spouse with qualities that resembled those of my mother.

The Masson's trichrome is commonly used to reveal the architecture of tissues and in the preparation of frozen sections. The Masson's trichrome stain was used in the staining of normal uterus and the uterus fibroid.

It touches on plant cell DNA extraction, animal cell DNA extraction, sequence used in DNA extraction and composition of the sample.

Rome is the capital city of Italy and the most populated city in Italy. The city is located in the middle of the Italian Peninsula along the Tiber River.

At the primary stage of the evolution of human civilization, the rise of agriculture in the later part of stone age, also known as the Neolithic Revolution, was ultimately necessary to keep pace with the [...]

In the book "Shamanism, Colonialism and the Wild Man", Taussig explores and explains the atrocities committed by the early-20th-century rubber traders in the Putumayo Valley by studying the phenomena of terror and shamanic healing in [...]

The naturalist of the time believed that everything in the world had a key role in the economic of nature and the credit was given to an intelligent creator.

While the world believes that nanobiotechnology is likely to shape future technology, it is important to consider both sides of the technology and have an analysis of its pros and cons.

The aim of this paper is to compare the lifestyles and achievements of the Olmec and the Inca civilizations. The creation of the civilization was instigated by the fact that local alluvial soil was well [...]

This section looks into the case of the Northern Afghanistan nomadic pastoralists and the kind of animal they keep coupled with why they choose to remain nomadic pastoralists.

In the autumn season, the animals become healthy, and this is the time when nomads sell their animals and buy supplies for themselves, which they have to keep for another season of the year.

London plays a significant role as commercial capital of the UK, while Istanbul is regarded as a cultural capital of Turkey mainly for its importance in maintaining the coexistence of different traditions, and its rich [...]