Why the minerals have different effects of lowland rice and upland rice .

Answers

Answer 1

Answer:

አፈር ልዩነት

Explanation:

እህይውይውይእይውይውይው

Answer 2

The minerals have different effects of lowland rice and upland rice because of flooding.

What are minerals?

For roughly 50% of the world's population, rice is the primary food crop. It is mostly grown in the upland and lowland habitats. Approximately 76% of the world's rice is produced in lowland areas.

Flood irrigation of lowland rice creates an anaerobic soil environment that results in many chemical changes in the rice rhizosphere that may affect growth and development and ultimately yield.

Due to the reduction of Fe3+ to Fe2+ and Mn4+ to Mn2+, the main changes in flooded or waterlogged rice soils are decreases in oxidation-reduction or redox potential and increases in iron (Fe2+) and manganese (Mn2+) concentrations.

Therefore,  The minerals have different effects of lowland rice and upland rice because of flooding.

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Related Questions

Please answer number 4! It’s a do-now!

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Answer:

C

Explanation:

When plate forms it will be in a cracked area

Please help me someone??

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Answer:

1.89 feet

Explanation:

Summerize the steps in the calvin cycle

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Answer:

carbon fixation, reduction phase, carbohydrate formation, and regeneration phase.

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Topographic map shows elevation change

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someone already answered

Can you use mass alone to predict whether an object will sink or float? Explain.

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Answer:

No, you need both mass and volume to determine its desity to see if it can float.

Explanation:

Density is the only thing affecting whether something floats or sinks. If an object has a higher density than the fluid it is in (fluid can mean liquid or gas), it will sink. If it has a lower density, it will float. Density is determined by an object's mass and volume.

What are people doing to cause The Human Over consumption of Food crisis? More ecological than dietary.

WILL MARK BRAINLIEST!! AND GIVE 40 POINTS!!!!!!!

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Answer:

iriekrkfidfix0kddmdk

A cell began with 30 chromosomes. After meiosis, what can you expect?

Question 1 options:

4 diploid cells with 15 chromosomes


4 diploid cells with 30 chromosomes


2 haploid cells with 15 chromosomes


4 haploid cells with 15 chromosomes

Answers

Answer:

Explanation:

Option 4 bescause theres 4 extra cell and they are haploid.

A Man and his wife have three sons. What is the probability that their next child will be a girl?


50%
50%

75%
75%

100%
100%

25%
25%

Answers

Answer:

75%

Explanation:

3 100% boys, next a girl is 75%

Hope this helps plz hit the crown :D

4
A student is given a small amount of unknown tan-colored liquid substance. This unknown liquid is placed into ag
mixed. Despite mixing, the tan liquid remains separated from the water and collects as a large droplet at the top. W
macromolecule groups is this liquid most likely to be a member of?
O A. carbohydrates
ОВ. nucleic acids
OC. lipids
OD proteins Reset Submit

Answers

Answer:

Lipids!

Explanation:

Lipids are made up of Oils that, when mixed in water or other chemicals, will separate. Since Oils do not mix and float to the top, and since Oils are a type of lipid, the answer is Lipids!

Need help please!!! will mark brainliest

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Answer:

Sublimation is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.

Explanation:

A student creates a diagram showing a scale representation of the planets in the solar system. Which planet would appear about four times larger than the diameter of Venus?

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Answer:

hi

Explanation:

Which term refers to the water that flows on the ground's surface? *

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Answer:

swamps

Explanation:

All members of a food web are equal in abundance and in their relative effects on one another.

Answers

False. Some members of a food web can have effects that are disproportionate to their abundance.

It is false that all members of a food web are equal in abundance and in their relative effects on one another.

What is a food chain?

A food chain is a network of links in a food web that runs in a straight line from producer organisms to apex predators, detritivores, or decomposer species. A food chain also demonstrates how organisms are connected to one another by the foods they consume. A food chain's levels correspond to several trophic levels. Producers are located on the first trophic level.

A food chain is created by the transfer of nutrients and energy from one creature to another at various trophic levels. Due to the fact that most species consume more than one kind of animal or plant, food chains locally entangle to form a food web.

It is false that all members of a food web are equal in abundance and in their relative effects on one another because A food web's constituents may have impacts that are out of proportion to their abundance. Therefore, it is false.

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Please help me on question 3 you can zoom in and see it perfectly

Answers

Answer:

For example, in the food chain, plants move carbon from the atmosphere into the biosphere through photosynthesis. They use energy from the sun to chemically combine carbon dioxide with hydrogen and oxygen from water to create sugar molecules.

PLS HELP QUICK AND THANK YOU!
Water moving sediment down slopes and a glacier forming a U-shaped valley as it moves past mountains examples of
A-weathering
B-erosion
C-depositions
D-rounding

Answers

Answer:

B.Erosion

Explanation:

Answer:

C Depositions

Explanation:

Give one example of kinetic energy being used by a squirrel to survive?

Answers

Answer: A squirrel climbing up a tree is a way squirrels use kinetic energy to survive. A squirrel colliding with a tree.

Explanation: I know this because the motion of climbing up the tree creates the contact of an object moving over a distance through motion . Therefore energy is lost from the squirrel but that energy is transferred.

Answer:

When a squirrel climbs a tree

Explanation:

Thanks

what is a benifit for vegetables having the capability to reproduce sexually and asexually?​

Answers

Answer:

This is beneficial because it decreases the likelihood an entire population will be wiped out by one threat, such as a disease, because many individuals will not be susceptible to the threat. Organisms that reproduce asexually are able to do so at a much more rapid rate.

Explanation:

The cytoplasm of a cell is at ph7 and the interior of an organelle is ph8

A. What is the quantitative relationship between the number of hydrogen ions present at pH 7 versus pH 8?

B. Using your knowledge of transport in cells, what is a possible mechanism for how the cytoplasm would have a lower pH than inside the organelle?

Answers

A pH=-log(10)[H+], from this formula we can deduct that when the number of protons is higher the pH is lower and when the number of protons is lower the pH is higher. This means there are more hydrogen ions in the cytoplasm compared to the inside of an organelle.

B Hydrogen ions are very small particles so they can easily diffuse through the plasma membrane inside the cytoplasm, resulting in a higher number of protons and a lower pH. Organelle membranes have a lower permeability for hydrogen protons so the pH is higher.

explain why is there no work in the following:

1. carrying a 15-kg backpack as you walk a horizontal distance of 50 m
2. pushing against a stationary wall for a long time
3.carrying a box inside a tricycle

Answers

Answer:

Explanation:

Well, this is one of those physics questions that relies heavily upon technicalities.

Something to remember is work is determined by force*distance.

1. When you are carrying a 15kg backpack, the weight or the backpack itself is quite indifferent. This is because the backpack is moving relative to you, so the backpack isn't doing diddly squat itself. The only force being exerted is yourself against the ground and vice versa because of gravity and Newton's Law, but when you have a horizontal distance (not vertical), the direction of your motion is 90 degrees to the exerted force. When you calculate this out using the formula and cos(90), you'll find the answer is technically 0.

If it were vertically, this'd be different.

2. Again, wording is important. Work is Force times DISTANCE. Key word in this situation, DISTANCE! When you push against a stationary wall (stationary as in, the wall "can do this all day" whereas you definitely can't), you're exerting a force against an object that really, really doesn't want to be moved. Walls in of themselves are MADE to not be moved, that's why they are walls. So, any force you exert is going to get multiplied by a distance of 0, and as we should know from basic times table charts, anything multiplied by 0 will ALWAYS be 0.

So, again, there's technically no WORK done, according to physics. Because again, work is a product of force and distance. So push harder, ya lazy good for nothin weakling!!

3. You can carry anything you want inside a vehicle, it doesn't mean there's any force being done. YOU'RE not doing squat, the vehicle itself is. In a tricycle, if the box is on the tricycle and not affecting you in any way, then there is no force being done despite an obviously moving distance.

By physics definition, there's EFFORT, but no WORK.

Hope this helps a little :)

~Troy

can someone help asap

Answers

Answer:

Ribosomes, cytoplasm.

Explanation:

Ribosomes are the organelle responsible for translation. Translation occurs in the cytoplasm.

SOMEONE PLEASE HELP ME WITH THIS!!!

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Answer:

Student B or answer D

Explanation:

In the Picture above.

Answers

Answer:

A fossil fuels

Explanation:

fossil fuels are Americas biggest energy producers we use things like coal, natural gas, and petroleum

2. A reproductive process that involves two parents that combine their
genetic material to produce a new organism, which differs from both
parents. PLEASE I NEED TO ANSWER THIS

Answers

sexual reproduction? i think but i’m not 100% sure

A bus changes its velocity from 5 m/s to 15 m/s in 5 seconds. What is its acceleration?
A 2 m/s2
B 5 m/s2
C 25 m/s2
D) 75 m/s2

Answers

Answer:

[tex]\boxed {\boxed {\sf A. \ 2 \ m/s^2}}[/tex]

Explanation:

Acceleration is the rate of velocity's change with time.

We can calculate it by dividing the change in velocity over time.

[tex]a=\frac{v_f-v_i}{t}[/tex]

Let's define the variables. The final velocity is 15 meters per second. The initial velocity is 5 meters per second. The time is 5 seconds.

[tex]v_f= 15 \ m/s \\v_i= 5 \ m/s \\t= 5 \ s[/tex]

Substitute the values into the formula.

[tex]a=\frac{15 \ m/s- 5 \ m/s}{5 \ s }[/tex]

Solve the numerator first.

15 m/s - 5 m/s= 10 m/s

[tex]a=\frac{10 \ m/s}{5 \ s}[/tex]

Divide.

[tex]a= 2 \ m/s/s = 2 \ m/s^2[/tex]

The acceleration of the bus is 2 meters per second squared.

Cellular respiration moves carbon from ________ to _________ A. Atmosphere B. Biosphere C. Geosphere D. Hydrosphere

Answers

Answer:

Cellular respiration moves carbon from the atmosphere to geosphere.

Cellular respiration moves carbon from  atmosphere to geosphere. Thus option A and C are correct.

What is cellular respiration ?

Cellular respiration can be defined as the process  which occurs in every cells mainly mitochondria of plants and animals, it involve in the break down of sugars in the presence of oxygen and releases energy in the form of ATP.

The waste product of this process are carbon dioxide and water during exhalation process done  by lungs,  breathing and cellular respiration are related to each other.

At every step of cellular respiration energy is used in the form of ATP and carry out the normal function. It can aerobic and anaerobic respiration on the basis of use of oxygen.

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1. Did one material heat
faster than the other?

Answers

I can’t see any example but for materials metal heats faster than materials like wood and rubber because metal is a conducted so it transfers heat quickly compared to wood and rubber which are both insulators

Which of the following has to occur in order for plants to self-fertilize?

A. cross-pollination
B. self-pollination
C. predation
D. mimicry

Answers

Answer:

B. self pollination

hope it helps!

PLEASE HELP!!

Options
319
400
300
330

Answers

When i did the work the possible answer had to be 400.
300 I believe would be your answer

Please help me on this

Answers

Either a or c or b that’s all I gotta say
It would be A due to the fact that without trees and other plants to suck up the water and absorb it, the water could just freely run into cites that are not prepared for the increase in water.

i need help to fill in the blank!!

Answers

Answer: Gravity Assistance

Explanation: gravity assistance can be used to accelerate a spacecraft.

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