When modeling fisheries: (You may choose one or more answers)
A. Fixed quota models result in multiple maximum sustainable yield population levels
B. Fixed effort models result in an inability to harvest at maximum sustainable yield
C. Fixed quota models are risky because slight miscalculations can result in fish population extinction
D .Fixed effort harvesting reduces the risk of population extinction

Answers

Answer 1

Answer:

Option A, Fixed quota models are risky because slight miscalculations can result in fish population extinction

Explanation:

Some of the major drawbacks of modelling fishing are as follows –  

a) The fixed quota model is very risky as a miniscule change in attributes can result into extinction of fish.  

b) On the other hand fixed effort harvesting can decrease the risk of fish population extinction

Hence, option A is correct


Related Questions

Identify the functions of the labeled parts.

Answers

Answer:A=Ureters

B=Urethra

C=Bladder

D=Kidney

Explanation:I think it’s right ,lol

Answer:

A Ureters

B Urethra

C Bladder

D Kidney

Explanation:

If you are observing worms, ants, and caterpillars, you are studying a biological _________________.
A. community
B. species
C. individual
D. population
E. none of the above

Answers

If you are observing worms, ants, and caterpillars, you are studying a biological species. Thus, the correct option is B.

What is Biological species?

Biological species may be defined as a cluster of organisms that can reproduce with one another in nature and produce fertile offspring.

A Community may be defined as a group of individuals belonging to different species living in the same area. A Population may be defined as the number of the same species living in the same area at a particular time.

Here, worms, ants, and caterpillars are organisms of different species with different characteristics such as mode of nutrition, reproduction, and response to the environment.

The biological species are considered as an integral part or component of an ecosystem. The greater the biodiversity in an ecosystem, the greater the stability of the species within that ecosystem.

Therefore, if you are observing worms, ants, and caterpillars, you are studying a biological species. Thus, the correct option is B.

To learn more about Biological species, refer to the link:

https://brainly.com/question/985104

#SPJ5

How can marine mammals survive underwater for so long?

Answers

Answer:

Special properties of an oxygen-binding protein in the muscles of marine mammals, such as seals, whales and dolphins, are the reason these animals can hold their breath underwater for long periods of time, according to a new study. ... In fact, the amount was so high in the muscle that it almost looked black in color.

Explanation:

Answer:

Special properties of an oxygen-binding protein in the muscles of marine mammals, such as seals, whales and dolphins, are the reason these animals can hold their breath underwater for long periods of time, according to a new study. ... In fact, the amount was so high in the muscle that it almost looked black in color.

Explanation:

This is the site that I got the info from, just so you know.  I hope this helps!

Scientists Discover How Marine Mammals Hold Their Breath ...https://blogs.voanews.com › science-world › 2013/06/14

if three or more subunits of glucose connect together they create a _________

Answers

The answer to this question is Monosaccharides

Reproductive isolation occurs when

A- some catastrophic event greatly reduces the size of the population

B- The gene pool of different populations have become very diversified

C-members of different populations can no longer meet successfully

D-small numbers of individual moves and starts in new population

Answers

Answer:

The correct answer is - C. members of different populations can no longer meet successfully.

Explanation:

Reproductive isolation is the process that occurs when two or more species or populations are not able to interbreed. The mechanisms or properties that are used to preventing individuals of separate species from mating called Reproductive isolation mechanisms.

The different barriers can cause this reproductive isolation such as different mating seasons. These barriers could be behavioral or temporal or ecological isolations.

In the passage, the author explains that biodiversity allows species to have different choices for survival and strengthens an ecosystem by ensuring lots of options for hungry animals. Based on the evidence, what conclusion can be made

Answers

Answer:

The correct answer is - biodiversity is a good thing.

Explanation:

Biodiversity is the variety of types of life including all organisms present on earth or if related to a specific area then the ecosystem. Biodiversity helps in boosting the productivity of the ecosystem and each organism of the ecosystem plays an essential role in it.

The higher the biodiversity more chances of survival of organisms. Biodiversity provides oxygen, water and soil that helps to strengthen the ecosystem.

All the following actions will help prevent injury when operating equipment on a farm EXCEPT

Answers

Answer is A
Others seem to be basic injury prevention activities

Two humans mate who are heterozygous for earlobe shape where attached earlobes (A) are dominant to free earlobes (a), and earwax quality where dry earwax (e) is recessive to wet earwax (E ). What is the probability that their first child will have dry earwax and attached earlobes

Answers

Answer:

3/16

Explanation:

This question involves two different genes coding for earlobe shape and earwax quality. The alleles for attached earlobes (A) and wet earwax (E) are dominant over the alleles for free earlobes (a) and dry earwax (e).

According to this question, two humans mate who are heterozygous for both genes i.e. AaEe × AeEe. Each parent will produce the following gametes: AE, Ae, aE, ae.

Using these gametes in a punnet square (see attached image), the following proportion of offsprings will be produced:

* Attached earlobe, wet earwax (A_E_) = 9/16

* Attached earlobe, dry earwax (A_ee) = 3/16

* Free earlobe, wet earwax (aaE_) = 3/16

* Free earlobe, dry earwax (aaee) = 1/16

Hence, the probability of these parents having their first child with dry earwax (ee) and attached earlobes (A_) i.e. genotype A_ee is 3/16.

Organisms are classified as producers or consumers according to the way they *
(1) obtain energy
(2) release wastes
(3) produce offspring
(4) move from place to place

Answers

Answer:

1) obtain energy

Why is the research on plant material mentioned in the article important to Rohit Karnik’s work on membranes?

Answers

Answer: The plant tissues act as a filter to remove harmful bacteria. Rohit Karnik designs membranes used in fraction system.

Explanation: Like wood, these membranes allow water to pass through, but not bacteria. Mr. Karnak might be able to apply the research on the wood to his designs.

Answer:

The plant tissues act as a filter to remove harmful bacteria. Rohit Karnik designs membranes used in filtration systems. Like the wood, these membranes allow water to pass through, but not bacteria. Mr. Karnik might be able to apply the research on the wood to his designs.

Explanation:PLATO

HOW DO THE OCEANS CURRENTS AFFECT CLIMATE

Answers

Answer:

Explanation:

Ocean currents act much like a conveyor belt, transporting warm water and precipitation from the equator toward the poles and cold water from the poles back to the tropics. Thus, ocean currents regulate global climate, helping to counteract the uneven distribution of solar radiation reaching Earth's surface.

What is Temperature. in your own words but be more detailed about what you say.

Answers

Answer:

Hey mate......

Explanation:

This is ur answer.....

--> Temperature is a measure of how hot or cold something.

Temperature is specifically, a measure of the average kinetic energy of the particles in an object, which is a type of energy associated with motion. ... To answer that question, a physical scientist would measure the temperature of the liquid metal.

Hope it helps!

Brainliest pls!

Follow me! :)

the market price of a pendrive is Rs.650. if a discount 10% is allowed, find the selling price of the pendrive​

Answers

585 would be the selling price with discount

A graduated cylinder containing 40 mL of water has a total mass of 60 g. A solid object carefully lowered into the graduated cylinder. The level of the water rises to 70 mL. The total mass of the cylinder, water and object is now 95 g what is the mass? volume? and density

Answers

Answer:

The correct answer is -

A) 35 g

B)30 mL

C)1.66666666666667g/ml3

Explanation:

Given:

mass of graduated cylinder containing 40 mL = 60 g

volume of water = 40 ml

increase in the level of water = 70 ml

increase in mass = 95

Solution:

A) mass of object -

increased mass - initial mass

90 - 60 = 35 g

B) volume of object

increased volume - initial volume

70 - 40 = 30 mL

C)  density d=m/v

d=35/30

d=1.66666666666667

Which of the following describes a way that a person's health can be affected by heredity?

A person with a family history of obesity is less likely to enroll in a weight loss plan.

A person with a family history of obesity is more likely to catch a common cold.

A person with a family history of high blood pressure is more likely to have heart disease.

A person with a family history of cancer is less likely to be screened for cancer.

Answers

Answer:

A person with a family history of high blood pressure is more likely to have heart disease.

Explanation:

The other answers aren't really hereditary. This is the only answer that is directly affected from hereditary.

What aspect of chaparral shrubs is both a part of their natural defenses and the reason many are popular in cooking?

Answers

Answer:

The answer is "aromatic oils".

Explanation:

Aromatherapy is indeed the integral therapy used only to support health and very well through the natural ingredients of plants.  It's sometimes referred to as essential oil treatment. Aromatherapy top point aromatic oils in medicine to enhance body, mind, and mental fitness. This also improves fitness, both physical and emotional, that's why the Aromatic oils are also the appearance in chaparral shrubs both components of their natural protection but are popular in cooking for several reasons.

What makes an organism fit for its environment is any trait that helps it survive the longest, even if it doesn't reproduce.

Answers

Answer: A cactus has needles to prevent animals from eating the water out from it.

Explanation:


The diagram above represents the rock cycle. According to this diagram, metamorphic rock is formed by

Answers

the answer is heat and or pressure

Answer:

heat and/or pressure

Explanation:

who created the naming system

Answers

Answer:

Carl Linnaeus

Explanation:

Carl Linnaeus

Explanation:Answer:

Carl Linnaeus

In truth, Linnaeus adopted their work and is responsible for the formal introduction of the naming system into the scientific world through his 1735 publication Systema Naturae which listed around 10,000 species consisting of 6,000 plants and 4,236 animals.

good luck!

inorganic chemicals definition​

Answers

Simplified definition -> the branch of chemistry that deals with inorganic compounds.

Longer definition -> Inorganic science is the part of science which examines the components, and inorganic mixtures. Inorganic science can be characterized just as all science which isn't natural science. Natural science is essentially the investigation of carbon compounds.

In chemistry, an inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds, that is, a compound that is not an organic compound. However, the distinction is not clearly defined; authorities have differing views on the subject

Which type of reproduction involves only one parent?
Asexual
Cytokinesis
Meiosis
Sexual​

Answers

Answer:

Asexual Reproduction

Explanation:

because it involves one parent

Answer:

asexual my dudes

Explanation:

do you ever get so mad that you just give up? thats me in math

name the main branches of biology​

Answers

Answer:

Microbiology

Anatomy

Physiology

Explanation:

have a good day!

A building project caused many small mammals and insects to leave an area. What effect could this have on plant reproduction in that area?
a. less pollination and less seed dispersal
b. more pollination and more seed dispersal
c. more fertilization but less seed dispersal
d. less fertilization and more seed dispersal

Answers

Your answer :


Your answer is c

heres 15 points
The following diagram represents processes and products in the carbon cycle. In this diagram of the carbon cycle, Location A is the process by which carbon in the atmosphere is converted by green plants into food. © 2011 FLVS What process is occurring at Location A? Combustion Photosynthesis Respiration Weathering

Answers

Answer:

It should be B , Photosynthesis.

Explanation:

The question says something about the process by which carbon in the atmosphere is converted by green plants into food which sounds like Photosynthesis.

So sorry If it's wrong

Answer: Respiration

Explanation: took the test

Distinguish between tissue fluid and lymph

Answers

Answer:

Fluid found in the spaces around the cells. It comes from substances that leak out of blood capillaries. As new tissue fluid is made, it replaces older fluid, which drains towards lymph vessels. When it enters the lymph vessels, it is called lymph.

Explanation:

help will give brainliest

Answers

Answer:

B

Explanation:

Do mutations always lead to evolution?

Yes, because mutations create adaptations that give a competitive advantage.

No, because most mutations lead to death of the organism.

No, because some mutations happen in the body cells, so they are not passed on.

Yes, because there would be no change in populations without mutations.

Answers

Answer:

Yes, because mutations create adaptations that give a competitive advantage.

Explanation:

Answer:

No, because some mutations happen in body cells, so they are not passed on

Your welcome

i really need someone to help pleasee

Answers

Answer:

B) Stars form large groupings.

Explanation:

A star clusters are large groups of stars. So option b is basically the same thing.

Hope this helps! :)

B maybe you could be there for when you get home from the mail or something that you could be there and then you could breathe

Explain how a single fertilized egg can develop into a multicellular organism.

Answers

Answer:

The fertilized egg goes through mitosis to create many identical copies of the original cell then those cells will differentiate into specialized cells of different tissues.

Explanation:

Carbon dioxide is carried in blood plasma.
Human blood also contains red blood cells and white blood cells.
Explain how the structure of red blood cells and white blood cells is related to their function.
(6 marks)

Answers

Answer:

Plasma is the main component of blood and consists mostly of water, with proteins, ions, nutrients, and wastes mixed in. Red blood cells are responsible for carrying oxygen and carbon dioxide. Platelets are responsible for blood clotting. White blood cells are part of the immune system and function in immune response.

Blood is important for regulation of the body’s pH, temperature, osmotic pressure, the circulation of nutrients and removal of waste, the distribution of hormones from endocrine glands, and the elimination of excess heat; it also contains components for blood clotting. Blood is made of of several components, including red blood cells, white blood cells, platelets, and the plasma, which contains coagulation factors and serum.

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