Disturbances in Ecosystems Quick Check
What is the function of a top predator in an ecosystem?(1 point)

-It helps increase the number of prey.
-It creates imbalance in the ecosystem.
-It increases the food for other predator species.
-It maintains other populations.

Which is considered a top predator in the ocean?(1 point)

-a sea lion
-a bird
-a small whale
-a shark

What happens to an ecosystem during normal seasonal flooding?(1 point)

-The biodiversity of the area stays the same.
-The biodiversity of the area reaches equilibrium.
-The biodiversity of the area decreases.
-The biodiversity of the area increases.

How is the impact of seasonal flooding different from damming a river?(1 point)

-Seasonal flooding is not considered an ecological disturbance like damming.
-Seasonal flooding does not impact biodiversity for as long term as damming.
-Seasonal flooding helps balance biodiversity, but damming does not.
-Seasonal flooding increases biodiversity, but damming does not.

Would a long-term increase in the average temperature of a region be considered a significant disturbance in the ecosystem?(1 point)

-No, because it would not create large-scale changes in the environment.
-Yes, because any slight change in temperature is considered a disruption.
-Yes, because such a change could have a large-scale impact on wildlife.
-No, because increases and decreases in average temperatures are normal.

Please help and thank you.

Answers

Answer 1

Answer:

D / D / D / B / C

Explanation:

I just took the quick check myself, got all of them right :)

1 ) Top predators do not increase the number of prey, neither do they create imbalance or increase the food for other predator species. This is common knowledge, so ruling those out you are left with D. As they do in fact maintain the rest of the food chains populations.

2) A top predator in the ocean is a shark. Of course some might mistake a small whale to be a top predator, but sharks are actually known to hunt whales- the small ones anyway. A sea lion fish or a bird wouldn't exactly be a candidate for the top of the food chain either.

3) During seasonal flooding, to an area such as a river, water gets added to the existing pool, and many biotics and abiotics take this to their advantage. As a result- biodiversity actually increases during these times, but once season flooding is over it goes back to being the same.

4) The impact difference of seasonal flooding from damming a river is actually quite big. Seasonal flooding is.. well.. seasonal.. while damming for the most part is permanent, or will be there for much longer time span than season flooding is. Seasonal flooding increases biodiversity, but damming does not. This is becuase of the long term increase of water, the environment has to readapt, as plants that were once there drowned, and the known species most likely ran off to find better environment. Here it takes a while but eventually new abiotic and biotic species adapt and reclaim the dammed area of the environment.

5) Yes, a long term increase in the average temperature would disturb the ecosystem. Even if it's for a little bit, it's still something the environment wouldn't be used to, meaning the plants and animals there would have to learn to adapt for the time being- even if its temporary.

Answer 2

1: It maintains other populations

2: A shark

3: The biodiversity of the area increases

4: Seasonal flooding does not impact biodiversity for as long term as damming.

5: Yes, because such a change could have a large-scale impact on wildlife.


Related Questions

What diagram represents a pair of homologous chromosomes?

Answers

Answer:

I think your answer would be B.

Explanation:

sorry if it is incorrect :/

Connect the importance between meiosis and the process of sexual reproduction. Is it possible to survive without your reproductive system? Explain.

Answers

Answer:

This can be made possible through reproductive cells undergoing meiosis since such process has specialized sex cells split and multiple after copulation. To answer the question if is it possible for a human to survive without a reproductive system, the answer is yes.

Explanation:

Which molecule can be classified as saturated or unsaturated? *
a) carbohydrate
b) protein
c) lipid
d) nucleic acid

Answers

Answer:be careful for anonumas1

Explanation:

Burning fossil fuels has changed the atmosphere by



producing a hole in the ozone.


increasing the concentration of carbon dioxide.


increasing the concentration of ozone in the atmosphere.


reducing the CFC's in the atmosphere.

Answers

Answer:

increasing the concentration of carbon dioxide.

Explanation: Burning of fossil fuels, like gasoline, causes atmospheric change by increasing the concentration of carbon dioxide.

YOO ILL GIVE BRAINLIEST STUFF, I NEED THE WORD OF WHAT THE DEFINITION IS FROM THE GREEN COLOR TO THE PURPLE/PINK

Answers

Answer:

I think its Pigment

Explanation:

i hope that helped!

The forces that move tectonic plates also move rocks along the fault._________

Answers

Answer:

line

Explanation:

learned in edge 2020 and in school

Is mitosis essential to life?

Answers

Answer:

Yes

Explanation:

in order for you to fully function and stay alive the cells need to be replaced. mitosis is the reason we can grow, heal wounds, replace damaged body parts and cells. It also helps with organisms that reproduce.

3. The two strands of a DNA molecule are held together by...
A. Ionic bonds
B. Hydrogen bonds
C. Peptide bonds
D. Covalent bonds

Answers

the answer is B. Hydrogen Bonds

Which of the following is NOT
important in an experiment?
A. working in a controlled environment
B. recording all data and keeping it consistent
C. making sure that only one variable is being changed
D. performing the experiment in the same location
that the observations were done in

Answers

Answer:

D

Explanation:

It doesn’t matter where u take ur observations

The statement which is not important in an experiment is to perform the experiment in the same location where the observations were done in. Thus, the correct option is D.

What is an Experiment?

An experiment may be defined as a scientific procedure that should be followed in order to estimate, discover, and observe a given testable hypothesis to demonstrate a valid and accurate conclusion.

The Scientific experiments should also be performed under a controlled environment where all data must be recorded and keep them consistently.

In demonstrating the valid outcome of any scientific experiment, it is required to alter only one source of variable and estimate the value of others on the basis of it.

Therefore, the statement which is not important in an experiment is to perform the experiment in the same location where the observations were done in. Thus, the correct option is D.

To learn more about Scientific experiments, refer to the link:

https://brainly.com/question/17274244

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CONSIDERAS QUE ES CORRECTO DECIR QUE LOS ANTIBIOTICOS SON MALOS PARA LAS BACTERIAS? Argumenta tu respuesta

Answers

Answer:

Sí, ya que su función es matarlas o impedir que aumente el número de estas.

Explanation:

Los antibióticos actúan sobre las bacterias ya sea matandolas o evitando que la población de un determinado tipo de bacterias se reproduzca haciendo que los mecanismos de defensas presentes en nuestro cuerpo puedan actuar sobre las bacterias ya existentes.

Los antibióticos pueden ser específicos para cierto tipo de bacterias o actuar de forma general afectando a varios tipos de bacterias presentes en nuestro organismo. Si se atacan bacterias que están normalmente en nuestro cuerpo por acción indiscriminada del antibiótico, nuestro organismo sufre un desequilibrio ya que las bacterias que tendrían que estar presentes para procesar ciertos elementos o realizar otras funciones no están.

NEED HELP with this science

Answers

Answer:

I am not sure what you are asking but when pH is alkaline it will change the litmus paper to that blue color.

I will mark u brainliest correct answer only !

Answers

Answer:

C

Explanation:

Using the codon chart below, identify the correct amino acid sequence created
during translation for the following mRNA:
AUG CAC UUA UAA
Thr-Pro-Gin-Arg
Met-Leu-Phe-Pro
Val-Arg-Gly-Stop
Met-His-Leu-Stop

Answers

Answer:

e

Explanation:

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How is homeostasis maintained in an ecosystem?

Answers

Answer:

Homeostasis is maintained through negative feedbacks. As changes in the environment push a system property from its equilibrium, negative feedbacks counteract the. Change in environment. Change in environment.

Homeostasis is maintained through negative feedbacks.

Hope it is useful

What are constellations?

Answers

Explanation:

okay okay gracias por tus puntos

Answer:

picture made by stars

Explanation:

A visible group of stars forming an outline and/or pattern

Which of these processes does not occur as part of the cell cycle in animal cells?

1) Mitochondrial DNA is released into the cytoplasm

2) Two identical copies of chromosomes are produced

3) Cell growth and mRNA synthesis occur

4) Nuclear DNA is replicated

Answers

The cell cycle is an essential process of growth and function. It has many phases which divide the genetic material and the cytoplasmic organelle equally into new cells. The cell cycle is crucial for survival.

Option 1) Mitochondrial DNA released into the cytoplasm is the process that does not occur in the animal cell cycle.

Cell cycle steps in animals can be explained as:

In the animal cell cycle during the synthesis step, the genetic material replicates to produce two identical chromosomal groups.

The cell divides to grow and the processes of central dogma including mRNA synthesis and protein formation occur.

Mitochondrial DNA does not get released in the cytoplasm but remains sustained in the mitochondria structure.

Therefore, mitochondrial DNA is not discharged into the cytoplasm.

Learn more about the animal cell cycle here:

https://brainly.com/question/2284572

Answer:

love it!

the first choice is A) Mitochondrial DNA is released into the cytoplasm.

Explanation:

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Give me 3 reasons Mitosis is essential to life (with an explanation)

Answers

Answer:

¿Por qué es importante la mitosis para los seres vivos?

La división celular por mitosis es decisiva para el desarrollo de los organismos y su reproducción; aunado a ello, es necesario que cada nueva célula sea genéticamente idéntica de la que proviene

Explanation:

What is the relationship between the two parts of the nervous system?

The central nervous system controls thoughts and feelings, while the peripheral nervous system controls movement.
The peripheral nervous system transfers impulses to and from the central nervous system, where the information is processed.
The peripheral nervous system carries information into the body, while the central nervous system carries signals to the muscles and glands.
The central nervous system processes information and stores memory, while the peripheral nervous system controls hormones and feelings.

Answers

Answer:

Explanation:

The relationship between the two parts of the nervous system are: The peripheral nervous system transfers impulses to and from the central nervous system, where the information is processed.

Answer:

The peripheral nervous system transfers impulses to and from the central nervous system, where the information is processed.

Explanation:

I had taken this test and got it wrong when i looked at it and its this one.

Does grass convert water to energy

Answers

Answer:

No

Explanation:

The answer is no hope this helped

How do molecules move differently if the temperature is increased?

Answers

Answer:

Particles move rapidly in all directions but collide with each other more frequently than in gases due to shorter distances between particles. With an increase in temperature, the particles move faster as they gain kinetic energy, resulting in increased collision rates and an increased rate of diffusion

Explanation:

Answer:   Particles move rapidly in all directions but collide with each other more frequently than in gases due to shorter distances between particles

Explanation:

Which of the following best describes the term transcription?

Question 1 options:

The transfer of information to a new format but in the same language.


A complete change in the message.


The transfer of information in the same format and in a different language.

Answers

Answer:

i believe it's the first one. new format but same language. cuz mRNA is literally just a copy of DNA strand, but written in a different order.

The best description for the term transcription is the transfer of information to a new format but in the same language.

The correct option is (A).

What is transcription?

Transcription is a process by which the information present in the DNA is transcribed into mRNA to synthesize of protein.

Transcription is carried out in three stages:

InitiationElongationtermination

Thus, option (A) is correct. Transcription transfer information to a new format, but the language is the same.

Learn more about transcription, here:

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help me with this to ​

Answers

The lower the layer the older it is

Natural selection explains how _________________ change as their environments change.

Answers

Answer:-
Individuals/living organisms

However to be specific as in Charles Darwin’s theory he mentioned finches and later this was observed in moths as well as mice

The conversion of lactic acid back to pyruvic acid requires:
A. carbon dioxide
B. yeast
C. light
D. oxygen
HELP PLEASE

Answers

The answers b.yeast I believe

How does the electron transport chain deal with the electrons removed from sugar molecules?

Answers

Answer:

Explanation:

The electron transport chain is the portion of aerobic respiration that uses free oxygen as the final electron acceptor of the electrons removed from the intermediate compounds in glucose catabolism. The electron transport chain is composed of four large, multiprotein complexes embedded in the inner mitochondrial membrane and two small diffusible electron carriers shuttling electrons between them.

The electrons passing through the electron transport chain gradually lose energy, High-energy electrons donated to the chain by either NADH or FADH2 complete the chain, as low-energy electrons reduce oxygen molecules and form water.

These same molecules can serve as energy sources for the glucose pathways.

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Does anyone know the answers to this

Answers

Answer:

try asking Goo I know she would help

which type of mutation stops the translation of an mRNA molecule

Answers

i would say nonsense mutation
the answer is nonsense mutation

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Answers

Answer:

Interphase - B,J,

Prophase - G,E

Metaphase - C,F

Anaphase - I,D

Telophase - A,H

Explanation:

I think this is correct.

Remember:

Interphase - the DNA is all clumped up

Prophase - the DNA begins to unravel and float around

Metaphase - M for middle; they line up in the middle

Anaphase - The begin to split and be pulled apart

Telophase - They are at their opposite ends, but not yet their own cells

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Answers

Answer:

the angle of diffraction is directly proportional to the size of the wavelength. this is why red light (long wavelength) diffracts more than blue light (short wavelength). And radio waves (really long wavelength) diffract more than X-rays (really short wavelengths)

Name the 6 roles of proteins in the body.

Answers

Answer: 1. Repair and Maintenance

Protein is termed the building block of the body. It is called this because protein is vital in the maintenance of body tissue, including development and repair. Hair, skin, eyes, muscles and organs are all made from protein.

2. Energy

Protein is a major source of energy. If you consume more protein than you need for body tissue maintenance and other necessary functions, your body will use it for energy. If it is not needed due to sufficient intake of other energy sources such as carbohydrates, the protein will be used to create fat and becomes part of fat cells.

3. Hormones

Protein is involved in the creation of some hormones. These substances help control body functions that involve the interaction of several organs. Insulin, a small protein, is an example of a hormone that regulates blood sugar. It involves the interaction of organs such as the pancreas and the liver. Secretin, is another example of a protein hormone. This substance assists in the digestive process by stimulating the pancreas and the intestine to create necessary digestive juices.

4. Enzymes

Enzymes are proteins that increase the rate of chemical reactions in the body. In fact, most of the necessary chemical reactions in the body would not efficiently proceed without enzymes. For example, one type of enzyme functions as an aid in digesting large protein, carbohydrate and fat molecules into smaller molecules, while another assists in the creation of DNA.

5. Transportation and Storage of Molecules

Protein is a major element in transportation of certain molecules. For example, hemoglobin is a protein that transports oxygen throughout the body. Protein is also sometimes used to store certain molecules. Ferritin is an example of a protein that combines with iron for storage in the liver.

6. Antibodies

Protein forms antibodies that help prevent infection, illness and disease. These proteins identify and assist in destroying antigens such as bacteria and viruses. They often work in conjunction with the other immune system cells. For example, these antibodies identify and then surround antigens in order to keep them contained until they can be destroyed by white blood cells.

Explanation:

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