One of the control measures of mosquito is to spray paraffin oil into the pool of water having its larva. Explain how oil kills the mosquito larva.​

Answers

Answer 1

Answer:

In the present study, the use of oil-film layer and surfactant (Tween 20) was confirmed to be effective in killing mosquito larvae. The use of a surfactant would affect the wettability of the siphon, including the lobes of mosquito larvae.


Related Questions

♡ Observations... ! I NOTICE... ? I wonder... Think = Reminds me of...

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Answer:

???? whats this and where is the image

Which of the following is NOT a characteristic of all living things?

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Answer:

Ability to move is the answer

Answer:

ability to move

Explanation:

List the abiotic and the biotic factors in the following image.

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Abiotic is anything non-living and biotic is anything living so a the trees, the scorpion, the bug, and any other plants are all biotic factors. The clouds, snow, wind/air, shell, ice, and ice sickles are all abiotic factors.

The factors considered as living are biotic factors and includes trees, scorpion, bug, and plants, whereas non-living things like snow, cloud, ice, wind, ice flakes, etc., are abiotic factors.

What are abiotic and biotic factors?

Organic and living things have various characteristics that include organic matter, plants, microorganisms, and animals. The scorpion, bug, trees, cactus, etc., are biotic factors that show the properties of living things.

The abiotic factor is said to be non-living things that do not show any property of the living beings and includes climate, sun, soil, and temperature. Clouds, snow, flakes, ice cubes, etc. are examples of abiotic factors.

Therefore, biotic and abiotic factors together make the ecosystem.

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Jurassic Park High School is testing the effect of a new book bag policy on tardiness to classrooms. Selected
classes like English, Arts and Humanities, and Science classes would allow book bags and others would restrict
them. Data on the number of students tardy to classes will be collected in both groups and analyzed.
Traditionally, book bags were not allowed into classroom

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Hopefully no dinosaurs decide to escape

WILLL GIVE BRANLIEST TO CORRECT ANSWER

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The third choice 2FeO+C=2Fe+CO2

Perform this investigation.
Create a dichotomous key based on the characteristics of various fruits
1. Choose a group of five or more different fruits. It may be helpful to keep a picture of your group of fruits or the fruits
themselves together so that it is easier to make your key and identify the fruits that you are using
2. If you do not have the fruit on hand, look up a picture online or from any other suitable reference material.
3. Carefully examine or think about the characteristics of the fruits and create a dichotomous key using some of these
characteristics. The list provided in the experiment should give you an idea of some of the fruits and/or characteristics
that could be used, but you are free to use any of your own choosing
apples (red)
oranges
bananas
cherries
lemons
pears
tomatoes
watermelons (oblong)
cantaloupes
plums (red)

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Answer:

EXPERIMENT:  FRUIT

1a. Red -- Strawberry/Apple

1b. Not Red -- Kiwi/Lime/Orange

2a. Black Seeds and Red -- Strawberry

2b. No Black Seeds and Red -- Apple

3a. Green -- Kiwi/Lime

3b. Orange -- Orange

4a. Black Seeds and Green -- Kiwi

4b. No Black Seeds and Green -- Lime

Answer:

1a. Red -- Strawberry/Apple

1b. Not Red -- Banana/Lemon/Orange

2a. Black Seeds and Red -- Strawberry

2b. No Black Seeds and Red -- Apple

3a. Yellow -- Banana/Lemon

3b. Orange -- Orange

4a. Black Seeds and Yellow -- Banana

4b. White Seeds and Yellow -- Lemon

What are forest fires, temperature fluctuations, and floods all examples of?

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Answer:

Hey mate.....

Explanation:

This is ur answer.....

Abiotic, Density Independent Factors                             ORMost probably Global Warming....

Hope it helps!

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What elements make up carbohydrates?
A) Carbon, hydrogen, oxygen
B) Glucose and fructose
C) Carbon, hydrogen, nitrogen, oxygen
D) Sulfur, carbon, hydrogen

Answers

Carbon , Hydrogen and oxygen

Carbohydrates are a class of chemical compounds composed of carbon, hydrogen, and oxygen in 1:2:1 ratio, respectively.

hurry50points
Explain the theory of plate tectonics and how they have changed Earth’s surface over time. Include the role of plate tectonics in the creation of landforms. suort awser

Answers

Answer:

The movement of these tectonic plates is likely caused by convection currents in the molten rock in Earth's mantle below the earth crust...

Explanation:

The movement of these tectonic plates is likely caused by convection currents in the molten rock in Earth's mantle below the crust. Earthquakes and volcanoes are the short-term results of this tectonic movement. The long-term result of plate tectonics is the movement of entire continents over millions of years... please marks me as brainliests for my effort....

Cells are made from a large variety of different _____ and ____.

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Answer:

Explanation:

they are made of nucleic acids, proteins, carbohydrates, and lipids

All of the following predicts why is it difficult to find a solution to decrease pollution except?
1-There are limited numbers of laws regarding pollution
2- Humans refuse to stop polluting.
3- There are many cause of pollution
4- Scientists are still researching methods to best reduce pollution

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2 - Human refuse to stop polluting.

All other three are attempting to attack the problem of pollution.

What does it mean to be alive? On the lines below, list
characteristics that you think living things have. Then read the
lesson to learn what you have in common with other living
things.

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Living things breath, feel, and smell.
Most living things have those characteristics.
I’m not 100% sure, but I hope I helped a bit.

what name is given to factors that should not change in an experiment, science changes might affect the outcome

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Answer:

Variables

Explanation:

There's independent, dependent and controlled variables. Controlled variables is the one that does not change and the independent variable is the one that is changed by scientist

A. Ribosomes
B. cytoplasm
C. Golgi apparatus
D. Cell membrane
E. DNA

Answers

Ribosomes and cell membrane

Answer:

The following is not found in both pro and eukaryotic cells are

1)Ribosomes

2)DNA

How do the cells in meiosis differ from the cells in mitosis

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The purpose of mitosis is cell regeneration, growth, and asexual reproduction,while the purpose of meiosis is the production of gametes for sexual reproduction. Mitosis is a single nuclear division that results in two nuclei that are usually partitioned into two new daughter cells. The nuclei resulting from a mitotic division are genetically identical to the original nucleus. They have the same number of sets of chromosomes, one set in the case of haploid cells and two sets in the case of diploid cells. In most plants and all animal species, it is typically diploid cells that undergo mitosis to form new diploid cells. In contrast, meiosis consists of two nuclear divisions resulting in four nuclei that are usually partitioned into four new haploid daughter cells. The nuclei resulting from meiosis are not genetically identical and they contain one chromosome set only. This is half the number of chromosome sets in the original cell, which is diploid.

I need help with this y’all .

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Move over x (exponent in this case) amount of decimal places. The easiest way to convert to standard notation for this problem is to move x amount of decimal places until the first number becomes a whole number, then add x amount of zeros left.

eg.
3.00 x 10^8
=300 x 10^6 <-took us two decimal places to make 3.00 a whole number
=300000000

Complete the sentence to identify a method to estimate the weight of an animal.
A simple method to get an approximate weight for an)
is with a weigh tape.

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Answer:

this question states Complete the sentence to identify a method to estimate the weight of an animal.

A simple method to get an approximate weight for an)

is with a weigh tape. you can do it.

Explanation:

Biodiversity means that all living things are the same. True or False​

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Answer:

False

Explanation:

Bio: life

Diversity: variety, differences

The __________ system is responsible for moving blood cells throughout the body.

circulatory
endocrine
immune
respiratory

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The circulatory system is responsible for moving blood cells throughout the body.

Water is considered a polar molecule. What does this mean?

Answers

Answer:

It means that there is an uneven distribution of electron density.

Explanation:

Pablo and Johanna must complete a yearlong study for their biology course. After some discussion, they decide to compare dog diets. To test their hypothesis that the local veterinarian's special dog food mix will enhance growth and development, each student adopts a puppy from the local pound. Pablo plans to feed his goldendoodle the special diet, while Johanna plans to use generic dry kibble from the supermarket for her bulldog. Pablo and Johanna have too many ________.

Answers

Pablo and Johanna have too many independent variables.

In order to conduct an experiment, 3 kinds of variables are used. These are:

Dependent variable Independent variable Control variable

A dependent variable is a variable that the experiment seeks to observe and measure, this variable is expected to change in value throughout the experiment and depends on other variables. An independent variable is one that the researcher changes throughout the experiment in order to see what effect it will have on the dependent variable. Finally, the control variable is the variable that remains the same throughout the experiment in order to limit the influence they will have on the outcome. If the value we wish to measure changes, the presence of control variables helps to narrow down and correctly credit the cause of this change, leading to a valid experiment.

In the situation given, Pablo and Johanna have too many independent variables. The dependent variables that Pablo and Johanna wish to measure are dog growth and development. The independent variable is the one they change in order to see what effect it will have on the dependent variable, in this case, the dog food. However, the experiment would not be valid because the breed of dog should be a control variable to ensure correct data, given that different breeds of dogs grow and develop at varying rates. This variable is instead an independent variable in this given experiment, given that it changes between the two groups and will affect the outcome.

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how do farmers produce large number of banana plants in a short time?

Answers

Answer:

The banana is a perennial plant that replaces itself. Bananas do not grow from a seed but from a bulb or rhizome, and it takes 9 to 12 months from sowing a banana bulb to harvesting the fruit. The plants need rich, dark and fertile soils with steady moisture in the air and ground and good drainage.

Calcium are needed to ensure rotten root, leaf development, thereby providing high yields. Its effects are most important in ensuring high quality fruit with long term storage potential. Magnesium have a direct effect on yield, increasing the number and weight of fruit per banana bunch.

The ingredients described above are used to make a bonding agent. The most important safety precaution to take when applying this bonding agent is to...

Answers

Is to work in a well ventilated area since the fumes are very dangerous

Drug manufacturers must test their new products before they can be marketed. A pill containing a new drug was given to participants in Group A. A pill containing NO drug was given to the same number of participants in Group B. In this test, the drug given to the participants in Group A was the —

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The drug given to the participants in Group A was the clinical trial drug.

After the manufacturing of a drug, the new drug needs to be evaluated before being pushed into the market for population use.

Researchers usually follow three main steps:

Preclinical drug trialsAnimal trials Human clinical trials

During the human clinical trials, drugs that have passed animal tests are used for human clinical trials.

This involves the use of two groups:

Group A: A pill containing a new drug known as the clinical trial drug will be given to participantsGroup B:  A pill containing NO drug known as placebo will be given to the same number of participants.

The results obtained from both grouped would be evaluated. This will give the manufacturer a clear view concerning the new drug, if it is safe and effective in people.

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2) List one way viruses can be helpful.

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Answer: In fact, some viruses have beneficial properties for their hosts in a symbiotic relationship (1), while other natural and laboratory-modified viruses can be used to target and kill cancer cells, to treat a variety of genetic diseases as gene and cell therapy tools, or to serve as vaccines or vaccine delivery agents.

Explanation:

Answer: Viruses, like bacteria, can be important beneficial microbes in human health and in agriculture.

b. What is the dependent variable?
50
# of deer
38
32
lo
Month
Sept
Oct
Nov
Dec
Jan
Feb
26
20
15
12

Answers

Answer: number of deer

Explanation:

dependent variable is the responding variable. Good ways to remember is DRY MIX

DRY means dependent REASPONDING variable

MIX means Manipulated independent variable

Which of the following would be considered a specific defense?

A) Antibiotics
B) Fever
C) Inflammation
D) Skin​

Answers

C would be the answer


SpongeBob loves to garden and wants to grow lots of pink flowers for his pal Sandy.
special Flower Power fertilirer to see if will help plants produce more flowers. He plants two plants of
the same size in separate containers with the same amount of potting soil. He places one plant in a sunny
window and waters it every day with fertilized water. He places the other plant on a shelf in a closet and
waters it with plain water every other day.

What should SpongeBob do to test the effectiveness of Flower Power fertilizer? Write an experiment.

Answers

He should use one with normal water, then One with fertilized water

what is the independent and dependent variable? If the temperature of water is higher, then an egg will boil faster.​

Answers

Answer:

The dependent variable is the cook time of the egg

Explanation:

How would cellular respiration be impacted in the absence of photosynthesis?

Only aerobic respiration would take place.
Only anaerobic respiration would take place.
Fewer ATP would be produced during cellular respiration.
Both reactants of cellular respiration would not be available.

Answers

Answer:

I believe it is D. Both reactants of cellular respiration would not be available

Explanation:

I do FLVS too im on the test rn :D

it was correct.

photosynthesis and cellular respiration work together to create the life cycle. without Cellular respiration we would die and without photosynthesis we would die. They are equally important without one the other could not function

have a great day

:)

Only anaerobic respiration would take place in the absence of photosynthesis, hence option B is correct.

What is the relation between cellular respiration and photosynthesis?

Oxygen and glucose are used in cellular respiration to create carbon dioxide and water. The equation for photosynthesis is the inverse of the equation for cellular respiration, further emphasizing this concept.

The cycle of cellular respiration and photosynthesis is essential for the survival of humans, animals, and plants. The term "cellular respiration" describes a chain of metabolic processes that convert glucose into water and carbon dioxide and ATP.

Therefore, in the absence of photosynthesis, there would be no glucose or oxygen for respiration, and since photosynthesis requires carbon dioxide, only anaerobic respiration would be possible.

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