Answer:
The answer to ur question is 3 and 4
sampling is great for getting the amount people you need
and population index's usually have all the people who are paying bills in the area
The techniques to estimate population size are:
Counting individualsMark-and-recaptureSamplingWhat is population size estimation?Population size estimation refers to the process of determining the number of individuals in a particular population. It is an important aspect of ecological and conservation research because it provides critical information about the status of a species and the health of an ecosystem.
There are several methods that can be used to estimate population size, including direct methods such as counting individuals, and indirect methods such as mark-and-recapture or sampling.
These methods can vary in their accuracy, practicality, and cost, and the choice of method often depends on the species being studied, the available resources, and the research objectives. Population size estimation is a key component of wildlife management, conservation planning, and biodiversity assessment.
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Which individual is a producer?
a host who seats customers in a busy restaurant
O a mother who demands quality produce for her family
O a farmer who grows only what his family needs to survive
© a student who builds a bookcase from bricks and boards
A
The individual who can be referred to as a producer is a farmer who grows only what his family needs to survive. Thus, the correct option is C.
Who is a producer?In a food chain, the producers are the organisms which can produce their own food without the help of other organisms. Generally, plants are called the producers of an ecosystem because they produce their own food and gain sustenance from the process of photosynthesis. The process of photosynthesis allows plants to produce food such as glucose (carbohydrate) which is a sugar energy. The breakdown of glucose results into formation of energy in the form of ATP (Adenosine Triphosphate).
The farmers can be referred to as producers as they are growing their own food.
Therefore, the correct option is C.
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Where is the 3' end for the bottom strand of this DNA molecule? (A, B, C or D?)
can anybody help me :)
Answer:
Option A is correct answer
Explanation:
Because the option A foot is of eagle & eagle easily catches their pray for e.g. snake while others use their foot to either walk or stand.
Answer:
A
Explanation:
The picture in Option A shows feet with talons, which will help in easier prey capture. This allows a predator to catch and hold the prey.
Students are the only ones that need to follow the lab safety rules. Students are the only ones that need to follow the lab safety rules. True False
FALSE
WHY?
BECAUSE IS NOT THE ONLY STUDENTS NEED TO FOLLOW THE LAB SAFETY RULES.
Ecosystems are made of food ___________ which are interconnected food ___________.
Answer: Ecosystems are made of food chains which are interconnected food webs.
Answer.
I believe the answer is Ecosystems are made of food chains which are interconnected food webs
A balanced diet for sendintary worker
Why do the colors in the light spectrum bend at different angles when they pass through a prism?
The colors in the light spectrum have the same wavelength.
The colors in the light spectrum have different wavelengths.
The colors in the light spectrum have different refractive indices.
The colors in the light spectrum have the same refractive indices.
Answer:
Since the differences in the refraction index between the air and the glass, light bends once it enters the prism. Since the sides are angled the light bends even more when it leaves the prism.
Explanation:
Membuat 10 kalimat tanya
Pertanyaan bertujuan untuk menanyakan :
- Pentingnya air bagi manusia.
- Fungsi air bagi manusia.
- Cara melestarikan air.
Tolong bantu pliss
Answer:
Hindi ko maintindiyan yaan
The Venn diagram shown below compares the nuclear reactions in the sun and nuclear power plants.
Picture shows two ovals which overlap in the middle. The oval on the left has the label 'Sun' on top and 'Combining of atoms' within it. The oval on the right has the label 'Nuclear power plants' on top and 'Splitting of atoms' within it. The overlapping portion has the label P inside it.
Which of the following best describes the process labeled P?
Absorption of radioactive material
Cooling of reacting atoms
Production of water
Release of energy
Answer: It would be D) Release of energy.
What type of water pollution can cause genetic mutations miscarriages, birth defects, and certain kinds of cancers?
A: Explosives
B: Sediment
C: Radiative material
D: Thermal
Radiative material can cause genetic mutations miscarriages, birth defects, and certain kinds of cancers. So, the correct option is (C).
What are Radiative materials?Radionuclides also called radioactive materials are defined as the class of chemicals where the nucleus of an atom is unstable which achieves stability through changes in the nucleus such as spontaneous fission, emission of alpha particles, or protonation of neutrons or reverse conversion.
Some examples are uranium and thorium, two radioactive elements that occur naturally in the Earth's crust. Over billions of years, these two elements slowly change forms and produce decay products such as radium and radon. These materials can cause cancer, genetic defects etc.
Radioactive Materials Radiation can damage the DNA in our cells where high doses of radiation can cause acute radiation syndrome (ARS) or cutaneous radiation injury (CRI). High doses of radiation can cause cancer in later life.
Thus, Radiative material can cause genetic mutations miscarriages, birth defects, and certain kinds of cancers. So, the correct option is (C).
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state how glucagon and insulin reaches the pancreas?
Answer:
They are released from the beta cells in your pancreas in response to rising glucose in your bloodstream.
After you eat a meal, any carbohydrate you've eaten are broken down into glucose and are passed into the bloodstream. The pancreas detects he rise in the blood glucose and stays to secrete insulin.
Lower temperatures lead to slower soil formation.
Please select the best answer from the choices provided
T
F
Answer:
true
Explanation:
edg2020
The diameter of a human blood cell is 0.0000062m. How can this number best be expressed in scientific notation?
50 points
Look at the food web shown below. which organisms get energy from producers?
a. squid
b. zooplankton
c. sperm whales
d. phytoplankton
Trophic webs involve energy transference through different organisms occupying different levels. These are producers, consumers (herbivores and carnivores), and decomposers. Option B. Zooplankton
What is a trophic web?The trophic web is the interaction between different organisms involving the transference of energy when some of them feed on the other ones.
The ones placed at lower levels pass energy to the ones at the higher levels.
Organisms at each level feed on the preceding one and become food for the next one.
• The first link corresponds to a producer organism -autotroph-.
• The following links are the consumers -heterotrophs-: herbivores and carnivores.
• The last links are the decomposers that degrade organic matter from dead organisms.
Because it is a web, all organisms are in equilibrium until a change occurs. When a sudden change affects any of the involved links, there can be a cascade effect on the web.
Any change in a link population size (increasing or decreasing) will affect the superior links and the immediately anterior link.
In this trophic web, we can see that the producer is phytoplancton (first link).
Phytoplancton is eaten by zooplankton and shrimp (second link). They are primary consumers that feed on phytoplancton.
The correct answer is b. zooplankton.
a. squid ⇒ They get energy from shrimp
b. zooplankton ⇒ They get energy from phytoplankton
c. sperm whales ⇒ they get energy from squids
d. phytoplankton ⇒ they get energy from sunlingh.
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Where in a plant would you find a fruit?
Think of a common pet or other familiar animal and identify three examples of structural adaptations it has. Explain why these adaptations are useful. Then identify a physiological adaptation in the animal and describe how it could help the animal survive or reproduce.
Structural adaptations are biological characters of an organism like the bill on a bird or the fur on a bear. Other adaptations are behaviour.
Define adaptation?Adaptation, the method by which a species becomes adapted to its surroundings; it is the outcome of biological selection's acting upon heritable divergence over various generations.
Thus,Structural adaptations are biological characters of an organism like the bill on a bird or the fur on a bear.
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Answer:
I have observed my pet cat and my findings are as follows:My cat’s ears are long, because this helps in heat radiation in our warm climate.Due to the warm climate, my cat sheds a lot of its fur to stay cool.My cat has sharp teeth and claws to catch and eat its prey. This may be because cats belong to the lion family, and they evolved to hunt their own prey.The fact that my cat has fast-growing nails that can be kept sharp is a physiological adaptation, which has helped cats scratch off predators and thus better their survival chances. In this case, the sharp nails are structural but the fast growth is physiological.
Explanation:
edmentum
16. A diploid cell has 30 chromosomes. How many chromosomes are present in each cell during
prophase I of the meiotic cycle?
A. 15
B. 30
C. 45
D. 60
E. 120
17. A diploid cell has 42 chromosomes. How many chromosomes are present in each cell during
metaphase II of the meiotic cycle?
A. 168
B. 84
C. 63
D. 42
E. 21
Please help- Select the statement that correctly explains what is thought to have been the animal ancestor.
1) The plant cell walls have similar structures to the exoskeleton of arthropods.
2) Hyphae in fungi closely resembles cells in jellyfish
3) Choanoflagellate protists closely resemble choanocyte cells in sponges.
4) The cell wall of prokaryotes closely resembles the structure of sponges
Answer:
2
Explanation:
i guess worm is the ancestors of animals so i give this answer which is similar to that
Which two statements best describe how jet streams affect climate?
A. They shift the direction of ocean currents, allowing them to affect weather on the continents
B. They influence the temperature of the ocean
C. They influence the pattern of storms
D. They shift north in the summer, allowing warm air masses to move further north
Answer:
A
Explanation:
Jet streams shift the direction of ocean currents, allowing them to affect weather on the continent and influence the pattern of storms.
What is jet stream?Jet streams are relatively narrow bands of strong wind in the upper levels of the atmosphere.
These bands of strong wind can cause a change in the direction of the ocean currents, there by affecting the climatic condition of a particular geographical location.
Thus, Jet streams shift the direction of ocean currents, allowing them to affect weather on the continent and influence the pattern of storms.
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Do peas and pea pods always appear the same on the same plant?
Answer:
Not really, because one pea pod might hold five peas, which another one on the same plant might be holding seven.
Increased efficiency ____________ the life of resources.
A: Greatly reduces
B: Extends
C: Largely reduces
D: Completes
The answer to your question is :
0ption:A: GREATLY REDUCES
pls I dont understand this
In which location is glucose formed?
O Location A
O Location B
O Location C
O Location D
Answer:
B is the answer
Explanation:
If you see the white parts
Read the statement.
A new allele added to the gene pool provides an advantage. The individual with the allele breeds and passes on the trait to their offspring.
This describes the evolutionary effects of what process?
genetic drift
genetic drift
mutation
mutation
random mating
random mating
gene flow
Which of these is the strongest evidence that all organisms on Earth evolved from a common ancestor?
A. All organisms inherit instructions for their development in DNA.
B. Many species have body parts with homologous structures.
C. Major groups of organisms share a specific type of embryo.
D. The fossil record shows an example of every organism that ever lived.
PLEASE HELP ME FAST. How would a reduction of carbon dioxide emissions affect the oceans? Select the two correct answers.
It would reduce ocean temperatures.
It would increase ocean temperatures.
It would lower the pH of the oceans.
It would raise the pH of the oceans.
Answer:
It would lower the pH of the oceans.
Explanation:
When carbon dioxide dissolves in seawater, the water becomes more acidic and the ocean's pH (a measure of how acidic or basic the ocean is) drops. Even though the ocean is immense, enough carbon dioxide can have a major impact.
CO2 emissions are also making the ocean more acidic, making many marine species and ecosystems increasingly vulnerable. Ocean acidification reduces the ability of marine organisms, such as corals, plankton and shellfish, to build their shells and skeletal structures.
explain different types of biotic interaction
Answer:
predation, commensalism, mutualism, resource competition, and parasitism
PLEASE HELP!
Which statements are true about the phenomena that occurs between the Sun, Earth, and moon?
A) The position of the moon is relation to the Earth and Sun at a given point determines its phase.
B) A lunar eclipse occurs when a full moon passes directly behind Earth and is covered in Earth's shadow.
C) On Earth, one day is the time it takes Earth to orbit the Sun one time.
D) Tides are caused by the gravitational pulls between the Earth and Sun.
E) The time it takes Earth to revolve once around the Sun is a year.
F) A solar eclipse occurs when the moon passes between the Earth and Sun.
Answer:
All the ones listed below are true
Explain how you can use highlighting pens to increase your understanding of a text. Write your
answer in complete sentences.
The use of highlighting pens can increase your understanding of a text by: Helping you stay focused, as well as helping you to keep track of the most important part of a text.
Meaning and use of a Highlighting penA highlighting pen as the name implies is a pen with a unique feature used for marking a particular word, group of words and sentences to stand out in a page.
The highlighting pen is used for so many things in schools, churches, and organization these include: Marking a page, noting a key word, marking a word is yet to be understood etc.
In conclusion, The use of highlighting pens can increase your understanding of a text by: Helping you stay focused, as well as helping you to keep track of the most important part of a text.
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Help? ASAP pleaseeeeeeee
Answer:
Homologous structures define similarly structured body parts among organisms that serve different functions. They show common ancestry; an example would be a human arm and horse leg (both made of bone, but different uses).
Analogous structures define differently structured body parts that serve the same function. They do NOT show common ancestry. An example would be a whale fin & dolphin fin; one is made of bone and the other cartilage, but they are both used to swim).