Answers
Answer:
Explanation:
Secondary succession usually occurs faster than primary succession because the substrate is already present. In primary succession, there is no soil and it needs to form. This process takes time, as pioneer species must colonize the area, they must die, and as this happens over and over again, soil forms
Related Questions
Three circuit diagrams are shown. Which statement about the circuit
diagrams is accurate?
Circuit A Circuit B Circuit C
A. Circuits A, B, and C are all series circuits.
OB. Circuits A and C are series circuits, and circuit B is a parallel
circuit.
C. Circuits A and B are series circuits, and circuit C is a parallel
circuit.
OD. Circuit A is a series circuit, and circuits B and C are parallel
circuits.
Answers
From the diagram, circuit a and b are series circuit while c is parallel. Option C
What is a parallel and series circuit?
The components in a parallel circuit are linked together so that the electric current can go along several different routes. The power source is directly connected to each component, forming parallel branches. While the current in a parallel circuit can vary, the voltage between each component is constant.
The components of a series circuit are connected one after the other to create a single path for the passage of electricity. While the voltage across each component can change, the current flowing through each component is constant.
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PLS HELP SOMEONE PLS!!!! 99 POINTS!
A scientist is conducting research to see whether dogs or cats are more popular. He goes to a dog park and asks all of the owners which pet they prefer. 100% of those polled stated that dogs are their favorite animal.
This experiment is an example of:
A) personal bias
B) experimental bias
C) cultural bias
D) a controlled experiment
2)
Trina walked into the kitchen and saw that the cake she'd put in the refrigerator the night before was gone. She said to herself "Dad must've eaten the cake when he got home last night."
Trina's statement can be classified as a(n):
A) observation
B) conclusion
C) hypothesis
D) inference
3)
What is the independent variable in an experiment?
A) The variable that remains the same throughout the experiment.
B) The variable being tested in the experiment.
C) The variable being measured in an experiment.
4)
A group of parts that work together is called a:
A) technology
B) system
C) process
D) feedback
5)
What is the difference between mass and weight?
A) Mass measures the force of gravity and weight measures volume.
B) Mass is measured in metric units and weight is measured in US Standard System.
C) Mass measures amount of matter in an object and weight measures the force of gravity.
D) Mass measures volume and weight measures the force of gravity.
6)
A student hypothesizes that a goldfish will be more active in a bowl that has red gravel than in a bowl with grey gravel. To test this hypothesis, the student places one goldfish in a bowl with red gravel and another goldfish in the same type of bowl with grey gravel.
What type of variable is the fish bowl?
A) control
B) independent
C) manipulated
D) dependent
7)
You study for a test and you believe you'll get an A on the test. This is an example of:
A) conclusion
B) prediction
C) inference
D) hypothesis
8)
An air conditioning unit turns off once it reaches its goal temperature. The house warms up and the air conditioning unit turns on again.
When the air conditioning unit turns on, it is an example of:
A) input
B) process
C) output
D) feedback
9)
Why do scientists use the International System of Units (SI)?
A) because the SI is based on the metric system.
B) because the tools scientists use only measue in SI units.
C) so they can communicate their results without confusion.
D) because the SI units are written in English.
10)
A scientific hypothesis must be:
A) correct
B) able to be manipulated
C) able to be controlled
D) able to be tested
11)
What type of variable should there only be one of in an experiment?
A) dependent
B) independent
C) control
D) responding
12)
An example of International System of Measurement (SI) unit is:
A) pound
B) mile
C) liter
D) ounce
13)
Adam tested how music affects plant growth.
What is the dependent variable in the experiment?
A) type of bush
B) music
C) plant growth
D) soil
14)
What is an example of a qualitative observation?
A) red book
B) 100 mL
C) twenty cats
D) 50 km/hr
15)
Which example is NOT a model?
A) foam planets
B) plastic skeleton
C) atom made of fruit
D) skin cells
Answers
Answer: A) personal bias C) hypothesis A) the variable that remains the same B) system A) Mass measures the force of gravity and weight measures the volume D) dependent B) prediction A)input C) So they can communicate the results without confusion D) able to be tested B)independent B)Liter B) music C) twenty cats D) skin cells
Explanation: 1. They obviously like dogs because they are at a dog park and own a dog. 2. It is a guess and their is no Direct evidence pointing to the dad 6. U are dependent on another variable 7) u Will not know until after you get the results back
These important terms help you to understand how chemistry relates to biology. Match the terms to their definitions.
Question 1 options:
This is the smallest unit of matter that still retains all of the properties of that type of matter
A substance that cannot be broken down into other substances by chemical reactions
These are the product when more than one atom is bonded to another atom
Substances with two or more elements in a fixed ratio
It is defined as anything that occupies space and has mass
1.
Matter
2.
Elements
3.
Atoms
4.
Molecules
5.
Compounds
Answers
Chemistry and biology are deeply connected, and understanding the fundamental concepts of chemistry is crucial to comprehending how biological systems work. Among the most important concepts are the terms matter and elements, atoms, molecules, and compounds.
Anything with mass and space is considered matter. The smallest unit of matter that still keeps all of that type of matter's features is an atom, which is the smallest substance that cannot be converted into another substance by chemical reactions. When two or more atoms are bound together, molecules are created, whereas compounds are made up of two or more elements in a certain proportion. In summary, the terms matter, elements, atoms, molecules, and compounds are essential in understanding the relationship between chemistry and biology. These concepts lay the foundation for more advanced concepts and theories that explain how the fundamental building blocks of matter interact to create biological systems.
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In your own words***Do you think there may be other effects besides deforestation caused by the human activities listed in the photo?
Answers
The cited human activities summarize well the anthropological causes of the deforestation process, covering extractive, illegal, and urban sprawl practices.
An organism is any living thing. All
organisms, whether simple
complex, are made of which of the
following?
Answers
Answer:
All organism are made by a basic unit called cell
dna is located in the what of the cell and makes up what found there
Answers
Compare and contrast voluntary responses and involuntary responses
Answers
Voluntary responses are consciously initiated and controlled actions that require conscious thought and involve the somatic nervous system. In contrast, involuntary responses occur automatically without conscious control, are triggered by sensory stimuli or internal conditions, and are regulated by the autonomic nervous system. Voluntary responses are under conscious awareness and are examples of deliberate actions, such as walking or speaking. Involuntary responses, on the other hand, include reflexive actions like heartbeat, digestion, and pupil dilation, which occur without conscious intention or awareness.
What is the probability that the son is colorblind?
Answers
Answer:
I do believe 50 percent
Explanation:
You get traits from both mom and dad
For each codon, find the correct tRNA anticodon and drag it to the ribosome. Start with the AUG codon
in the ribosome. Find and drag its match, the UAC anticodon, to it. Also, record this pair and the
associated amino acid, Met, to complete the first row of the data table.
I need help ASAP
Answers
Answer:
So A matches with U and C matches
With G. If you need more
Help then go to comments
Explanation:
Esophagus opens only during.9 A. swallowing. O B.exhaling. C.inhaling. D.speaking
Answers
ANSWER:
The answer is A. swallowing
When is carbon dioxide used during photosynthesis?
A. Light- independent reaction
B. Light-dependent reaction
C. Carbon dioxide is made, not used
Answers
Answer:
Pretty sure its b.
Explanation:
Golf drives travel much farther than Major League home runs. Why might this be?
Answers
Answer:
Explanation:
With much lower gravity and much less air resistance, the golf ball will stay airborne longer and travel farther.
Answer:
good question!
Explanation:
Food safety is a risk based process true or false
Answers
food safety is a risk based process is true
______ form the bulk of the cell structure and most functional molecules
A protein
B molecules
C fats
D vitamins
Answers
Answer:
A protein
Explanation:
Could the speed at which molecules diffused over the dialysis tubing been slowed down or sped up? If so, explain how.
Answers
The speed at which molecules diffuse over dialysis tubing can be influenced and either slowed down or sped up.
Could the molecules speed up?
In general, smaller molecules disperse faster than larger ones. The diffusion rate would be slower if the molecules attempting to pass through the dialysis tube were larger in size. On the other hand, smaller molecules will disperse more quickly.
Diffusion is greatly influenced by the concentration differential between the two sides of the dialysis tube. Diffusion will happen more quickly if there is a steep concentration gradient (a big variation in concentration). Diffusion will move more slowly if the gradient of concentration is small.
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describing the process of photosynthesis) The process of photosynthesis
Answers
Photosynthesis is the process through which plants obtain their food from sunlight, also,many plants take light energy and convert into chemical energy with the help of chlorophyll pigment (green pigment)......
The process through which green plants and other organisms convert light energy into chemical energy is known as photosynthesis. Light energy is gathered and utilized during photosynthesis in green plants to transform water, carbon dioxide, and minerals into oxygen and energy-rich organic substances.
During this process, water is taken from the soil by the root hairs and transported to the leaves through the xylem vessels. Carbon dioxide enters through the stomata. The chlorophyll breaks water molecules into hydrogen and oxygen by absorbing the sun's light energy.
To produce glucose, carbon dioxide from the air and hydrogen from water molecules are combined. Additionally, as a waste material, oxygen is emitted into the atmosphere through the leaves.
While the rest is stored in the roots, leaves, and fruits for further use, glucose serves as a source of nourishment for plants, giving them the energy they need for growth and development.
Other essential biological elements of photosynthesis include pigments. They are the compounds that give color and absorb light at a certain spectrum while reflecting the light that was not absorbed. Chlorophyll and carotenoids, found in the membrane of chloroplasts, are the main components of all green plants. Its main purpose of it is to absorb light energy.
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Which of the following do animals gain from cellular respiration?
Carbon dioxide
O Sugar
O Energy
O Water
Answers
Answer:
carbon dioxide , Water
hope it help
Pls help meee!!!!!!!!!!!!!
Answers
Answer: Front, When two different air masses meet, a front is formed. The boundary between these masses is called a stationary front. The air between the two masses never really combines.
Which of the following is the best way to help protect and conserve the environment?
a) recycle
b) use oil instead of coal for energy
c) drive more often
d) stop contour plowing
Answers
Answer:
the awnser is a recycle
Explanation:
what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answers
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
4. In the winter a of people put a waxy layer of chapstick on their lips, ? Explain your answer by discussing the structure of the skin differs between our lips and the rest of the face .
Answers
Lips, however, are devoid of melanocytes, so there is no melanin to mask the red color of the blood vessels that crowd the dermis. The dermis is especially visible when it comes to lips because the stratum corneum here is extremely thin. (I hope this information helps you formulate a good response )
The skin on our lips differs from the skin on the rest of our faces in a few ways. First, the lips have no oil glands, which means they don't produce natural oils to keep them hydrated.
Second, the lips are very thin, which makes them more susceptible to drying out. Third, the lips are constantly exposed to the elements, such as cold air, wind, and sun exposure.
These factors can contribute to chapped lips, especially in the winter. When the weather is cold, the air is drier, which can further dehydrate the lips. Additionally, the cold air can irritate the lips, making them more likely to crack and peel.
Chapstick helps to protect the lips from the elements and keep them hydrated. The waxy layer of chapstick creates a barrier between the lips and the air, which helps to prevent moisture from evaporating. Some chapsticks contain ingredients that help soothe and heal chapped lips.
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PLEASEEEE HELP :((((
Answers
Answer:
D
Explanation:
Four equal strips A B C and D were cut from a potato whose cell sap concentration was 28.5%sugar. The strips were placed in sugar solutions of different concentrations as follows;A-10%,B-15%,C-25%,D-35%. 1.What changes would you expect in strips A and D? 2.Account for the changes in A and D.
Answers
Answer: The concentration of sugar in solution D is 35%. Solution D is a hypertonic solution as the solute concentration is more than the potato cell concentration. Therefore, water will move into the cell to equalize the osmotic pressure gradient between the cell and the solution. Hence, strip D will swell.
Explanation:
Choose all the answers that apply.
Ecosystems:
are limited by the amount and quality of its soil
contain both living and nonliving factors
closely follow the world's climate zones
recycle and reuse matter
can include more than one population
Answers
Answer:
The correct answer is - 1, 2, 3, 4, 5.
Explanation:
An ecosystem is an isolated geographical area that carries living organisms, abiotic factors, soil, weather, and landscape that work in harmony. The ecosystem includes both living and nonliving factors and these factors affect one another and another system present in the system.
Unlike energy here matter is recycled and reused in the ecosystem that is carried by various nutrient cycles. An ecosystem can support more than one population.
Answer:
1 - are limited by the amount and quality of its soil
2 - contain both living and nonliving factors
3 - closely follow the world's climate zones
4 - recycle and reuse matter
5 - can include more than one population
Explanation:
50 POINTS.
STATE STRONG FACTS ABOUT ANTI NUCLEAR ENERGY
FAKE ANSWERS GET REPORTED DO NOT LOOK UP.
Answers
•NUCLEAR POWER PROVIDES 52% OF AMERICA'S CLEAN ENERGY. ...
•NUCLEAR ENERGY IS THE MOST RELIABLE ENERGY SOURCE IN AMERICA. ...
•NUCLEAR HELPS POWER 28 U.S. STATES. ...
•NUCLEAR FUEL IS EXTREMELY DENSE.
What trend, if any, is evident in Mel’s data?
Answers
The trend that is evident is: Initially, there seems to be support for Mel's hypothesis, but the gold data is not consistent with the predicted trend.
Option C is correct.
How do we calculate?The data for zinc, nickel, copper, and silver shows that as the density increases, the melting point tends to increase.
From the data we can see , the data for gold does not follow this trend, as its density is lower than silver but its melting point is higher.
Therefore, while there is some initial support for Mel's hypothesis, the inconsistency with gold indicates that the relationship between density and melting point is not solely determined by density.
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Broad spectrum antibiotics target only specific subsets of bacteria.
true
false
Answers
Answer:
I believe its true. But I am not entiretly sure.
Some engineers are creating models of several unicellular organisms. Which of these would all of the models have in common?
Answers
They would all have one cell with smaller parts that do different jobs within the cell.
Is is true that sex linked trait can be explained by mendelian genetics
Answers
Mendelian genetics can explain the sex-linked trait. Sex-linked traits refer to the traits controlled by genes on the sex chromosomes. A pedigree is a method used to show how a trait is passed from generation to generation within a family. It shows relationships and identifies individuals with a given trait that is related to a sex-linked trait. Punnett square can also determine the expected ratios of possible genotypes in the offspring of two parents.
True or False: There are no shortcuts in
dichotomous keys!
Answers
You can’t skip any step; you need to do each step in order.
Answer:
True
Explanation:
No need to skip