give correct procedure of activities carried out in an experiment to investigate soil drainage​

Answers

Answer 1

Explanation:

These are 5 inverted cut bottles with different soils:

(Gravel, Sand, Loam, Clay, and Peat)

- The piece of cloth is tied at the mouth of the bottle to let out water at the same rate as the piece of cotton wool in the previous diagram.

- Soil that is very porous holds very little water and therefore allows too much water to pass through it.

- From the above, gravel has very large particles,it allows too much water to pass through it meaning it holds little water.

- Peat has more fine particles than Clay Soil, hence holds more water than Clay. It therefore allows very little water to pass through it.


Related Questions

Which of the following is not a benefit of genetic engineering?

A: Creation of harmful mutations and variations
B: Diagnosis of genetic diseases
C: Production of plants and crops that are resistant to disease
D: Replacement of non-functioning genes

Answers

Answer:

The answer is C.Production of plants and crops that are resistant of diseases.

The benefit of genetic engineering will not be in "Production of plants and crops that are resistant to disease".

What is genetic engineering?

Genetic engineering, often known as genetic alteration, is a technique that modifies an organism's DNA using technology developed in laboratories.

What is plants?

A plant would be a living entity with a stem, leaves, as well as roots that develop in the soil.

There are some example of genetic engineering and they are:

Rapeseed Plants Resistant to PesticidesProtection against Pollution PlantsCry-Free Onions

Therefore, the benefit of genetic engineering will not be in "Production of plants and crops that are resistant to disease".

To know more about genetic engineering

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will give brainliest if correct
Which of these is the best definition of genetic technology?
a. The study of chemical processes in living things
b. The use and application of living things and science
c. The application of engineering principles to solve medical problems
d. The study of forces

Answers

D the study of forces

Answer:

it was B!!!

Explanation:

yo wassup yostos from Mrs Hees 4th period!!

The molecule is known as the universal energy source of the cell

Answers

Answer:

El ATP es la molécula universal que almacena y distribuye la energía a muchos procesos: fabricación de componentes celulares, transporte, transmisión de señales, etcétera.

Explanation:

Answer: ATP or Adenosine triphosphate

Explanation:

Can anyone help me with my homework

Answers

1. Water, soil and air are (renewable) natural resources.

2. Oil is a (non-renewable) natural resource.

3. Natural resources come from (earth)

4. I don’t know...

5. The wise use of natural resources is called (conservation)

An example of an involuntary movement would be -
A dancing
B swing a club
C heartbeat
D walking​

Answers

Answer:

C. heartbeat

Explanation:

Answer:

Option C

Explanation:

Because the rhythm is not something that we do voluntarily. We're not able to control the movements of our heart and therefore Heartbeat is an example of involuntary movement.

In an ecosystem, what are some living and nonliving things that affect the ecosystem?

Answers

Answer:

Abiotic factors refer to non-living physical and chemical elements in the ecosystem. Abiotic resources are usually obtained from the lithosphere, atmosphere, and hydrosphere. Examples of abiotic factors are water, air, soil, sunlight, and minerals. Biotic factors are living or once-living organisms in the ecosystem.

Explanation:

Some examples of important nonliving things in an ecosystem are sunlight, temperature, water, air, wind, rocks, and soil. Living things grow, change, produce waste, reproduce, and die. Some examples of living things are organisms such as plants, animals, fungi, and bacteria.

Amino Acid sequences in one organism that resemble those of another suggest
а
coincidence
shared ancestry
great number of mutations
lack of evolutionary relationship

Answers

Answer:

shared ancestry

Explanation:

The ungiven term that represents the elements in DNA in the figure is

Answers

I would say nucleotide for the section in the image.

Put the following in order from smallest to largest and tell what they are: tissue, body systems, organ, cell, organ systems.

Answers

Answer: cells, tissues, organ, and body system.

HOPE THIS HELPS AND PLEASE BRAINLIEST

classifying burning oil as clean up method
a. mechanical
b. chemical
c. biological

Answers

Answer:

Chemical, because the chemical reaction of the oil being lit on fire cannot be reversed

Explanation:

Help pleaseeeeeeeeeeeeeeeeeeeeeeee

Answers

the answer is letter Bbbbbb

What do the human body cell do with the carbon dioxide

Answers

Answer:

It is taken to the heart and pumped into the cells.

Explanation:

Carbon dioxide is essential for internal respiration in a human body. Internal respiration is a process, by which oxygen is transported to body tissues and carbon dioxide is carried away from them. Carbon dioxide is a guardian of the pH of the blood, which is essential for survival.

~Hope this helps

Which statement about cancer is TRUE?
A. Colon cancer is caused by smoking tobacco.
B. Skin cancer is caused by diets low in fiber.
C. Cancer cells divide and grow in an orderly fashion.
D. Lung cancer is the leading cause of cancer deaths.

Answers

Answer:

D. Lung cancer is the leading cause of cancer deaths.

Explanation:

due to smoking, and second hand smoke

Answer:

D. Lung cancer is the leading cause of cancer deaths.

Explanation:

I know this cause my uncle died this way..

pls help this is for biomed

Answers

Answer: the second one

Explanation:

Can someone help me. Write 4 paragraphs

Answers

Answer:

If I had a superpower, it would be that I was fluent in every language. I would use this superpower to do things such as travel, and better understand current events happening around the world.

This superpower would help me, because I'd have the ability to speak to any person, and read any book. I would be able to travel anywhere I want without having to worry about a language barrier. I would also be able to have a better understanding of current and pasts events that have happened in other countries, as I would be able to understand resources that are in other languages.

This superpower would also be beneficial to the public, because I could easily translate between two people. Having a person who is fluent in every language could help improve communication in personal, professional, and government relationships. It could allow for people from many different countries come together and share ideas easily.

I think that having the superpower of being able to speak, read, and write every language would be beneficial to both myself, and the public. It would help me personally, as I wish to travel to many places, and it would help the public because the language barrier negatively impacts people's ability to communicate with those who speak another language.

Explanation:

I hope this helps, have a wonderful day :))

Select the correct location on the image.

Karla list the steps of her scientific analysis in the form of a flow chart. Which step should Karla go back to as a result of her conclusions?

Answers

answer is already correctly displayed in the photo

Answer:

1

Explanation:

Which statement is incorrect about the adult human heart?


Question 28 options:


Blood in the right ventricle is deoxygenated.



Blood in the left ventricle is deoxygenated.



Blood in the pulmonary artery is deoxygenated.



Blood in the pulmonary vein is oxygenated.



Answer not listed

Answers

Answer:

B. Blood in the left ventricle is deoxygenated.

Explanation:

Human heart consists of four chambers namely: right atrium, right ventricle, left atrium and left ventricle. These chambers work hand in hand to perform the function of circulating blood throughout the body.

- The RIGHT ATRIUM receives deoxygenated blood from the heart and passes it to the RIGHT VENTRICLE, which pumps it to the lungs in order to be oxygenated.

- The LEFT ATRIUM receives oxygenated blood from the lungs and passes it to the LEFT VENTRICLE, which pumps it into the body.

- Also, the pulmonary artery carries deoxygenated blood into the lungs for oxygenation while the pulmonary veins carry oxygenated blood from the lungs

Based on the above explanation of the right & left atria and the right & left ventricles, it is FALSE that the blood in the left ventricle is deoxygenated. It is rather oxygenated.

The ocean has salt water, but rivers and streams .
have _____Water .

Answers

The answer is B because I know because I always go to the beach

I need help pleaseeee

Answers

Answer:

D

Explanation:

That’s the one that’s most specific. That one tells you about the mosquito it’s self and your part of US not US in general.

Answer: Option D is the answer.

HELP ASAP PLZZZ

The table below lists the characteristics of genetic material isolated from a bacterium, a plant cell, a virus, and ribosome. Which source is the virus?

A.) #2
B.) #1
C.) #4
D.) #3

Answers

Answer:

Option D, Sample 3 is the sample extracted from a virus

Explanation:

Uracil is less expensive as compared to thymine and hence it is found in RNA. Also, RNA virus has RNA or single stranded DNA. The RNA of virus has Uracil instead of thymine in its genetic material

Hence, option D is the correct answer.

Option A is incorrect because sample 2 has two strands while virus has only 1 strand

Option B is incorrect because sample 1 has a circular DNA while virus as linear genetic material

Option C is incorrect because sample 4 has 2 stands while virus has only 1 strand and it also has thymine instead of uracil

Based on the data provided, the source of the virus is #3.

What is the nature of the genetic material of a virus?

The genetic material present in a virus can either be DNA or RNA.

The genetic material is single stranded.

For RNA viruses, uracil is found in place of thymine.

From the data provided, there is only one single-stranded genetic material and it has uracil in place of thymine.

Therefore, based on the data provided, the source of the virus is #3.

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PLEASE HELP IM GONNA FAIL WILL GIVE BRAINLESS

Answers

Answer:

It is the first one

Explanation:

Tissues combine to create an _______ that completes a specific task (job) in the body.


A. organ


B. cell


C. organ system

Answers

Answer:

A. Organ.

Explanation:

Cells make up

tissues, tissues make up an organ. Organs make organ system

In 1859, Charles Darwin proposed that differential survival and reduction of individuals would produce changes in species population over time. In other words, the environment acting on variation of individuals within a population would result in an adaptation (an evolutionary process that results in morphological, physiological or behavioral changes at the population level and that increases the probability of the members of that population to survive and their reproductive success). Using a specific example, explain how natural selection explains the theory of evolution. Also include in your explanation and within your example, what are the 4 factors needed for natural selection to act

Answers

Answer:

Reproduction, heredity, variation in fitness or organisms.

Explanation:

Evolution occurs in organisms due to natural selection process because natural resources are limited. Evolution is the change in the characteristics of a species over several generations. If evolution occurs in the organisms so these evoluted organisms can survive rate more than those organisms where no evolution occurs because the evoluted organisms can adopt successfully the features of environment. Reproduction, heredity, variation in fitness or organisms are the four factors needed for natural selection to act.

NO LINKS I WILL REPORT U

Answers

Answer:

I belive the answer would be c...Im sry if im not right

Explanation:

Answer:

C. Return fixed nitrogen to the soil

Explanation:

I'm so sorry if I'm not correct

John, who is 15, is trying to figure out what type of person he wants to be. He
is most likely in the stage.
A. integrity versus despair
B. intimacy versus isolation
C. trust versus mistrust
D. identity versus role confusion

Answers

D. Identity versus role confusion

Which of the following does not maintain biodiversity?
A. growing a variety of plants on a farm
B. protecting all the species in an ecosystem
C. protecting the habitats in an ecosystem
D. removing an important predator from the ecosystem​

Answers

Answer:

D

Explanation:

when you remove some things on a ecosystem the ecosystem will decrease

NO LINKS!!

What is the role of mitosis in asexual reproduction?

Answers

the process of mitosis helps organizing reproduce by repeated division of cells, the somatic cells increase in number, the cells are differentiated into different kinds of tissues for the body of organisms.

basically,,,, the increase in the number cells by repeated mitosis divisions help the growth of asexually reproducing organisms and allow them to reproduce more.
It’s just the division of cells

please help i need awnser in 2 hours or less please and thanks you!

Answers

Answer: 1. High, low. 2. Decreasing, increasing. 3. Nothing, highest. 4. Kinetic, thermal. radio plays- Back at home, you turn on a radio It runs on electrical energy which travels along the wires that connect a power plant to your home. The electrical energy used by the radio is converted into sound energy. Sound is another form of kinetic energy--it's air in motion. eat dinner- Back at home, you turn on a radio It runs on electrical energy which travels along the wires that connect a power plant to your home. The electrical energy used by the radio is converted into sound energy. Sound is another form of kinetic energy--it's air in motion. space heater- Space heaters work by utilizing convection or radiant heating. Radiant heaters emit infrared radiation into the room that directly heats objects and people who are close to them. One way to generate electricity is to burn solid waste, like the material found in landfills. ... That thermal energy is transformed into electrical energy, usually by turning a turbine. Another energy resource that comes from our garbage is the methane gas that is produced as the waste decays.  A television set is another device that operates by the transformation of energy. An electrical beam from the back of the television tube strikes a thin layer of chemicals on the television screen, causing them to glow. In this case, electrical energy is converted into light.

Explanation:

Si usted sitúa un grupo de plantas verdes (que realizan fotosíntesis) dentro de un ambiente rico en CO2 (dióxido de carbono) con el carbono marcado radiactivamente, es decir, puedo seguir el rastro del carbono. ¿En qué moléculas espera encontrar la marca al interior del cuerpo vegetal?

Answers

Answer: Esperaría encontrar la marca en el interior de moléculas de glucosa ya que el CO2, ya que se utilizan 6 moléculas de CO2 para sintetizar una molécula de glucosa.

Explanation:

La fotosíntesis es un proceso utilizado por las plantas y otros organismos fotoautótrofos para convertir la energía de la luz en energía química que, a través de la respiración celular, puede utilizarse para llevar a cabo distintas actividades metabólicas. Esta energía química se almacena en moléculas de carbohidratos, como los azúcares, que se sintetizan a partir de dióxido de carbono y agua. También se libera oxígeno como producto de desecho.

La energía de la luz es absorbida por unas proteínas llamadas centros de reacción que contienen pigmentos verdes de clorofila. En las plantas, estas proteínas se encuentran en el interior de unos orgánulos denominados cloroplastos, que son los más abundantes en las células de las hojas, mientras que en las bacterias están incrustadas en la membrana plasmática. En estas reacciones dependientes de la luz, se utiliza una parte de la energía para despojar de electrones a sustancias adecuadas, como el agua, produciendo gas oxígeno. El hidrógeno liberado por la ruptura del agua se utiliza en la creación de otros dos compuestos que sirven como almacenamiento de energía a corto plazo, permitiendo su transferencia para impulsar otras reacciones: estos compuestos son el nicotinamida adenina dinucleótido fosfato reducido (NADPH) y el adenosín trifosfato (ATP), la "moneda energética" de las células.

El almacenamiento de energía a largo plazo en forma de azúcares se produce mediante una secuencia posterior de reacciones independientes de la luz denominada ciclo de Calvin. En el ciclo de Calvin, el dióxido de carbono atmosférico se incorpora a compuestos de carbono orgánico ya existentes, como la ribulosa bifosfato (RuBP). Utilizando el ATP y el NADPH producidos por las reacciones dependientes de la luz, los compuestos resultantes se reducen y se eliminan para formar más carbohidratos, como la glucosa.  

Entonces, si el carbono en la molécula de dióxido de carbono (CO2) se encuentra marcada radiactivamente, esperaría encontrar la marca en el interior de moléculas de glucosa ya que el CO2, ya que se utilizan 6 moléculas de CO2 para sintetizar una molécula de glucosa.

In seedcracker finches on a remote island, birds are found with varying bill sizes. Those with larger bills (on average) specialize in cracking hard, thick-walled seeds. Birds with smaller bills (on average) feed on seeds with softer seed coats. If ongoing climate change results in the most of the seeds in the area becoming thich-walled, predict the outcome on the population of seedcracker finches. Select ALL that apply

Answers

Answer:answer is b and d

Explanation:

Birds with larger bills (on average) specialize in cracking hard, thick-walled seeds and Birds with smaller bills (on average) feed on seeds with softer seed coats, but if climate change results in most of the seeds in the area becoming thick-walled, then only birds with larger bills will survive.

What is the natural selection in the case of finches?

Natural selection selects the best and fittest individuals so that the population or species can grow further, as in this case, where both types of finches are present, but due to climate change, only the seeds with thick walls survived, and the birds that can eat these will survive, while the rest will be removed from the environment.

Hence, birds with larger bills (on average) specialize in cracking hard, thick-walled seeds and Birds with smaller bills (on average) feed on seeds with softer seed coats, but if climate change results in most of the seeds in the area becoming thick-walled, then only birds with larger bills will survive.

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