Pesticides are: Group of answer choices Always highly toxic to humans All of the listed answers All synthetic chemicals Always the best weapon against insect pests None of the listed answers

Answers

Answer 1

Answer:

Always highly toxic to humans.

Always the best weapon against insect pests

Explanation:

Pesticides are always highly toxic to humans as well as all synthetic chemicals are always the best weapon against insect pests because the chemicals used in these pesticides affect the body structure as well as other mechanism of survival for the insects or pests. The ingredients present in pesticides are highly toxic to humans which leads to the death of human while on the other hand, it is the best weapon used by humans against pest.


Related Questions

where can we find most of the gases ? to the left or right section ? explain .​

Answers

Answer:
Nitrogen and oxygen account for 99 percent of the gases in dry air, with argon, carbon dioxide, helium, neon, and other gases making up minute portions.

Explanation:
:)

How are finches in the Galapagos Islands a good example of adaption?

Answers

Finches in the Galapagos Island are good example of adaptation because these finches have undergone several variations in their beak shape and form according to their ecological niche.Nov 29, 2017

Drag the substances into the correct category
water
Reactants Products

oxygen
energy
carbon dioxide
glucose

Answers

Reactants: Carbon Dioxide, Water, Energy
Products: Oxygen, Glucose

Answer: 100% on edge

Reactants:: glucose and oxygen

Products:: carbon dioxide, energy, and water

What is one factor that could account fir a rise int the water table? A.more clouds B.less porous soil C.more precipitation D.more wind

Answers

It’s C. More precipitation

Answer:

I agree that it is C

(06.01 MC)
When Linnaeus began classifying organisms in the 1700s, he categorized them as plant, animal, or mineral. These kingdoms were later revised to exclude minerals and expanded to include animals, plants, fungi, protists, and bacteria. Which of the following best explains a reason for this change? (2 points)

Group of answer choices

As new organisms were discovered, new kingdoms were created to sort them based on ability to interbreed.

It was discovered that the organisms in each of the five kingdoms have a different method of obtaining nutrients and are therefore fundamentally different.

Technological advances led to the discovery of single-celled organisms and increased our understanding of relationships between organisms.

Genetic research led to the discovery that each of these five kingdoms has a unique evolutionary ancestor.

Answers

Answer:

It was discovered that the organisms in each of the five kingdoms have a different method of obtaining nutrients and are therefore fundamentally different.

Explanation:

New kingdoms were needed that reflected our growing knowledge of the differences between living organisms.

which one of the following substances is not excreted by the human body?


a. carbon dioxide
b. saliva
c. urea
d. salt ​

Answers

Saliva is not excreted by the human body.

Carbon dioxide is excreted by respiration.

Urea is excreted by urine.

Salt is excreted by sweat.

Answer:

the anwer is C. urea is the only one the is not a part of human

Rate each question from 1 to 5 ❑How much do you depend on natural ecosystems that you use for recreation (camping, fishing, hunting, hiking, swimming, boating)? ❑How much do you depend on natural ecosystems for the food you eat? ❑How important is preserving natural ecosystems to you? ❑How willing are you to sacrifice things in your life to make sure that natural ecosystems stay unharmed in the future?

Answers

Answer:

❑How much do you depend on natural ecosystems that you use for recreation (camping, fishing, hunting, hiking, swimming, boating)?  4

❑How much do you depend on natural ecosystems for the food you eat? 5

❑How important is preserving natural ecosystems to you? 5

❑How willing are you to sacrifice things in your life to make sure that natural ecosystems stay unharmed in the future? 4

Explanation:

The questions are closely related to ecosystemic services and how humans make use of it. Let us first review theoretical concepts, and then discuss the rating of the questions.

Ecosystem services refer to all the benefits that human beings can get from ecosystems, not only for survival but also for good life quality. There are four types of ecosystem services:

• Provision or supply:

These are the products obtained by nature to be used or consumed, directly or with previous processing. Among them, we might mention food, clear freshwater, fertile soils, geotic materials, raw materials (used for clothing, construction), renewable fuels, biochemical compounds, pharmacological/medicinal resources, among others.

• Regulation:

Refers to ecological processes that improve life. Among others, we might mention climate regulation, CO² absorption, water purification, air purification, erosion control, natural disaster avoidance such as flooding, soil fertility maintenance, waste recycling, pest/plague control, etc.

• Cultural:

Refers to not the material benefits. Ecosystems also provide a recreational place or area to spend time, learn, enjoy spiritual/religious space, and are a source of inspiration. It is considered to be cultural patrimony and the source of scientific knowledge.

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I answered the questions from my personal point of view, and considering 5 as the most important topic, and 1 as the less important. So, from most important to less important is 5, 4, 3, 2, 1.

How much do you depend on natural ecosystems that you use for recreation (camping, fishing, hunting, hiking, swimming, boating)?

Probably, we as species, do not need these activities to survive. However, we need them to have good mental health. These are activities that we enjoy and that produce satisfaction. Whenever we do things that we enjoy our organism secretes hormones that make us feel happy. This feeling is important when people are stress about any personal situation. So, this question does not get the highest rate, but it gets a significant one, a 4.

How much do you depend on natural ecosystems for the food you eat?

Basically, we depend on nature and the ecosystem to get food and any kind of supply. If the ecosystems are damaged and altered, there is a general disbalance, and every form of life is affected. Some species might even get extinct. If we keep damaging the environment as we are doing currently, we will get to the point of not having any supply available to survive. So this is one of the most important questions, which gets the highest rate, a big 5.

How important is preserving natural ecosystems to you?

This question is closely related to the anterior one. It is very important for us as a species to realize that we depend on nature 100%, that we need to take care of it and preserve ecosystems all around the world. With no healthy and equilibrated ecosystems, we do not get to survive. So this is the other question that gets the highest rate, 5.

How willing are you to sacrifice things in your life to make sure that natural ecosystems stay unharmed in the future?

This one is kind of difficult to answer, We could say that we are 100% willing to sacrifice to make sure ecosystems stay unharmed. However, we are so used to consumption, technology, confort, an easy lifestyle, and etc, that would be really difficult for us to sacrifice everything that we are used to. Just imagine yourself giving up your cellphone or your computer. Technology is one of the most polluting industries in the world. But we depend so much on it, that seems almost impossible to imagine us without it. This is why my score for this question is a 4. Personally, I surely would sacrifice too many useful things, but I find it hard to sacrifice some others.  

Plz help I’ll give you brainliest!!
The California Current is a surface current that carries
water south from polar regions.
Callfornia Current
Which statement best describes how this current affects the climate on
nearby land?
A. It warms the eastern coast of the United States
B. It cools the eastern coast of the United States.
C. It warms the western coast of the United States.
D. It cools the western coast of the United States

Answers

Answer:

D

Explanation:

It's located on the west coast and it's carrying water from the cooler polar regions. It cools the western coast of the US.

which type of plant was important in establishing the transition from water to land and the dominance of gametophyte

Answers

Answer: Nonvascular plants

Explanation:

Non-vascular plants are the plants that do not have a vascular system that has a xylem and phloem but rather, they have simpler tissues which have specialized functions that are used in the internal transport of water.

The type of plant that was important in establishing the transition from water to land and the dominance of gametophyte is the non vascular plant.

The insulin/glucagon ratio changed over the course of the experiment indicating changes in glucose storage and changes in ability to increase blood glucose concentration via glycogenolysis and gluconeogenesis. State when glucose storage capability was highest and why.

Answers

Answer:water

Explanation:water

how are proteins and nucleic acids related

Answers

Answer: Deoxyribonucleic acid (DNA) encodes the information the cell needs to make proteins. A related type of nucleic acid, called ribonucleic acid (RNA), comes in different molecular forms that participate in protein synthesis

Explanation:

When does chromatin form into chromosomes?

Answers

Answer:

Chromatin is a mass of genetic material composed of DNA and proteins that condense to form chromosomes during eukaryotic cell division. Chromatin is located in the nucleus of our cells. The primary function of chromatin is to compress the DNA into a compact unit that will be less voluminous and can fit within the nucleus.

Explanation:

The process where animals take in oxygen to breakdown energy from the plants is
a) breathing
b) photosynthesis
c) aerobic respiration
d) digestion​

Answers

it’s C. Aerobic respiration

what organelles are not found in plant cells?

Answers

Answer:

The organelle not found in plant cells is the centriole. Plant cells have a large central vacuole that holds water and minerals for the cell.

Explanation:

Answer:

The centriole JRJRJRBRBV5NEJDJDHDNEJB5BTKWH

Explanation:

I don't know what to put here

The branch of life sciences which involves the structure and function of the brain and nervous system, including neurons, nerves, and nervous tissue is called

Answers

Answer:

Neuroscience.

Explanation:

Neuroscience is the branch of life sciences which involves the scientific study of structure and function of the brain and nervous system, including neurons, nerves, and nervous tissue. People who study neurosciences is known as neuroscientist. Neuroscientists focus on the human's brain and its impact on the behavior and cognitive functions. Not only is neuroscience concerned with the normal functioning of the nervous system but also concern with neurological, psychiatric and neurodevelopmental disorders.

In graph two, label A represents the gases hydrogen sulfide, methane, and carbon dioxide. What gases are represented by label B and how do these gas levels relate to the evolution of photosynthetic organisms?

Answers

Answer:

Oxygen.

Explanation:

Oxygen is the gas that is increased in concentration due to photosynthetic activities of plants and algae because in the process of photosynthesis, plants and algae absorb carbondioxide gas into the body and as a result, oxygen gas is produced. Some amount of oxygen is used by the plants in the process of respiration while the remaining is released in the atmosphere through stomata.

What are the possible phenotypes of the children if the mother has Type O blood and the father has type AB blood

Answers

Answer:

Type A

Type B

Explanation:

Blood type in humans is controlled by a gene with multiple alleles. Alleles iA and iB are dominant over allele i but are codominant. This means that the following genotypes will give rise to the phenotypes as follows:

iAiA or iAi - type A

iBiB or iBi - type B

iAiB - type AB

ii - type O

According to this question, if a mother with Type O (ii) blood and a father with type AB (iAiB) blood are crossed, the following offsprings will be likely produced:

iAi, iAi, iBi, iBi

iAi - type A

iBi - type B

Hence, the possible phenotypes of the children will be type A and type B blood.

What happens if Rainsford refuses to play the game?

A.
he is set free

B.
he must swim to a passing boat

C.
Ivan gets him

D.
he lives with Zaroff forever

Answers

Answer:

C.  Ivan gets him.

Explanation:

Richard Connell's "The Most Dangerous Game" is about Sanger Rainsford, a famous hunter who cared less about his prey. But then the tables turned and he became hunted instead of being the hunter, thereby presenting the theme of civilization and savagery, conscience, etc.

After Rainsford reached "Ship Trap Island", he discovered that there lived someone, Colonel Zaroff. But soon, he became aware of the "game" that the colonel likes to hunt. Refusing to be a part of the hunt, he was offered to be either the prey (which leaves him a choice of being free if he survives 3 days being hunted) or be killed anyway by Ivan, the Cossack.

Thus, the correct answer is option C.

Who are the units of Newtons named
after?
A. American scientist, Sir Isaac Newton
B. English scientist, Sir Isaac Newton
C. French scientist, Sir Isaac Newton
D. German scientist, Sir Isaac Newton

Answers

C french scientists, Sir lsaac newton
B English scientist Issac Newton was born in England

Under which circumstance will a disease not spread beyond a few individuals in a population? If the rate of infection is lower than the rate of recovery, the reproductive ratio of the infection will be less than 1. If the rate of recovery is lower than the rate of infection, the reproductive ratio will be greater than 1. If the primary case infects a large number of people very quickly, the reproductive ratio will be less than 1. If the reproductive ratio is greater than 1, only a few individuals in a population will be infected.

Answers

Answer:

The correct answer is - If the rate of infection is lower than the rate of recovery, the reproductive ration of the infection will be less than 1.

Explanation:

The rate of infection is the chances or occurence of new cases of infection in a particular population over a particular time period and the rate of recovery is the occurence of the recovery of an individual case over a period of time. These two rates determines if a disease or infection is spreading faster or lesser.

The higher the rate of infection to rate of recovery it is more lkely to be spreading rapidally and higher the rate of recovery the infection not spreading beyond few individuals in the population. In the later case, the reproductive ration of the infection will be less than 1.

Pure liquid water has a pH of 7, which means that water is

Answers

Answer:

Pure liquid water has a pH of 7 it means pure water is neutral.

During what phase is the cell polyploid? Why is it polyploid at this point--what has happened to create this state and why is it important to the process?

Answers

Polyploid is cell which has two or more pairs of homologus chromosomes. There are two basic types of cell division are meiosis and mitosis

When cutting a stem, you can cut straight across, not at an angle *

True
False

Answers

True I believe because if an angel the stem will not produce the same
That’s a good question
“Hey Siri, can you cut a stem across?”
“Sorry I didn’t get that”
The answer is “sorry, I didn’t get that.”

Apakah hubungan antara keamatan cahaya dengan kadar transpirasi?

Answers

Answer:

Kadar transpirasi meningkat apabila keamatan cahaya meningkat .

Select the correct answer.
What conclusion can you make about the skeletal structure of these two organisms?



A.
They share a common ancestor, but they’re different species.
B.
They’re the same species.
C.
They’re different species with no evolutionary relationship.
D.
The four-legged organism directly evolved from the two-legged organism.

Answers

Answer:

A. They share a common ancestor, but they’re different species.

Explanation:

what is cell wall ?

please help.​

Answers

Answer:

A cell wall is a structural layer found just outside the cell membrane that surrounds various types of cells. It may be robust, flexible, and even stiff at times. It functions as a filtration mechanism as well as providing structural support and protection to the cell.

atrial fibrillation, a dangerous form of irregular heartbeat is associated with the intake of _____.

Answers

Answer:

Palmitic acid

Explanation:

Intake of palmitic acid is associated with atrial fibrillation.

Palmitic acid - is a saturated long-chain fatty acid and a straight chain saturated fatty acid with a 16-carbon backbone. Palmitic acid is found naturally in palm oil and palm kernel oil, as well as in butter, cheese, milk and meat. It is a conjugate acid of a hexadecanoate.

Hexadecanoate - is a long-chain fatty acid anion that is the conjugate base of hexadecanoic acid (palmitic acid).

What do you think are the possible alleles for eye color in humans?

Answers

Answer:

I'm not sure but i think its brown and blue

Which is a symbol that represents SI units for temperature?
°C
g
L
°F

Answers

The answer is option a degree Celsius

Answer:

the answer is A on edge!

Explanation:

Why does the thermosphere increase in temperature as altitude increases?

Answers

Answer:

The thermosphere is the outer layer of the Earth's atmosphere, extending from about 53 miles to more than 370 miles above the surface. The temperature increases rapidly in this layer due to the absorption of huge amounts of incoming high energy solar radiation by atoms of nitrogen and oxygen.

Explanation:

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I have this math problem I can't solve."Evelyn and Meredith decided to kayak 1 mile up and then back in the Humboldt channel.The rate of the water flowing in the channel was 2 miles per hour. The total time it took them to kayak up and back was 3 hours and 40 minutes. Assuming they were padding their double kayak at a fairly consistent rate, find the rate Evelyn and Meredith were paddling.Step 2 - Draw a picture to model the problem.Step 3 - Label variables and create a table.Step 4 - Write an equation to model the problem.Step 5 - Solve the equation. Provide supporting work and detail.Step 6 - Explain the results."If you can help please do. Natal Technologies is developing a superior ultrasound machine for which it is required to invest $800,000. Based on the company's analysis, the product will generate $200,000 from the first year till perpetuity. According to this, the payback period is ________. a. 10 years.b. 6 years.c. 3 months.d. 4 years. 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