need an answer, please need an answer, please.
no copy ​

Need An Answer, Please Need An Answer, Please.no Copy

Answers

Answer 1

Explanation:

In order to meet the basic needs of increases population, the present society has under taken a series of steps like rapid industrialization, unplanned urbanisation, deforestation, overexploitation of natural sources, etc.

The outcomes of the above human activities have contributed significantly to the degradation of environment around us.

Some important impacts of human activities on environment are outlined below:

1. Deforestation:

In order to provide timber and farm land to increased population, large number of forest trees are cut and forest area is converting to farm lands. The rate of deforestation is so faster that around 1.5 million hectare of forest cover is lost every year is India alone. The process of deforestation results in decreasing rainfall, increasing global temperature, loss of top soil, modification of climatic conditions etc.

2. Industrialization:

Although the industrial activities of man provide basic need of the society, simultaneously the same release a lot of pollutants to the environment. The pollutants in environment cause loss of raw materials, health hazards, increase in death rate, damage to crop, making environment unfit for living organisms etc.

3. Loss of ecological balance:

The excessive use, misuse and mis-management of biosphere resources results in disturbance in ecosystem or ecological imbalance.

4. Air pollution:

The anthropogenic release of various air pollutants to the environment causes a number of dreaded phenomena like green house effect, ozone layer depletion, acid rain and smog formation etc.

5. Water pollution:

Human activities in respect of disposal of sewage wastes, solid wastes, municipal wastes, agricultural and industrial wastes cause the environment unfit for day to day use. Besides, polluted water spreads or leads to different diseases.

6. Increased consumption of natural resources:

Since the starting of industrial era, the natural resources are constantly utilised for the production of one or more products for the day to day use of society.

7. Production of waste:

Rapid industrialization and unplanned urbanization release a lot of toxic waste material either in solid or liquid or gaseous state which induces a number of serious environmental hazards.

8. Extinction of Wildlife:

Since forests are natural habitats of wild life (both plants and animals) deforestation leads to the extinction of valuable wild life and loss of biodiversity.

9. Habitual destruction:

The commercial and industrial activities associated with mining, construction of dams, fishing, agriculture etc. cause habitat destruction which is a pathway to pollution.

10. Noise pollution:

The man-made noise due to mechanized automobile, industries, trains, aero planes, social functions etc. causes noise pollution which has impact on both biotic and a biotic components of environment.

11. Radiation pollution:

The radiations from radioactive substances used in nuclear reactors and nuclear weapons can have significant impact on genetic materials of body (DMA, RHA etc.)

12. Soil erosion:

The anthropogenic processes like deforestation and overgrazing induce soil erosion which causes soil moisture reduction, lowering of productivity, decline in soil fertility etc.


Related Questions

Which cell is capable of mitosis:
O a. fibrocytes
b. adipocytes
O C. chondrocytes
d. osteoblasts
e. osteoclast

Answers

Answer:

Osteoclast

Explanation:

This cell is dividing into two new cells. Which two statements describe the two new cells?

A. Each new cell has a unique combination of genes.

B. Each new cell contains genetic information that is different from what was in the original cell.

C. Each new cell carries genetic information that is the same as what was in the original cell.

D. Each new cell is genetically identical to the other.​

Answers

D) each new cell is genetically identical

plz help and no links
Multicellular plants and animals have organs to perform specific functions.

What do eukaryotic cells have to perform specific functions?


A.cytoplasm


B.ribosomes


C.organelles


D.vacuole

Answers

Answer:

Organelles

Explanation:

Answer:

organelles

Explanation:

yeeeeeeeeeeee

Could someone help me out with this easy question? I wasn’t in class today.

Answers

Answer:

B snsjididiwhejtofijsndixichhdje

Why do metals dissolve in acids?

Answers

Answer:

In water or acids, the metals trade places with hydrogen. The hydrogen escapes as a gas, and metal atoms, no longer attached to the object from which they came, dissolve in solution.

sorry if I'm wrong but I wrote this in my hw and it was right so ye

electrons are negatively charged. acids are positively charged. when an acid in contact with a metal, the acid steals free electrons away. That loosens the bonds holding metal atoms in place, so the metal dissolves.

What process takes place in plant and animal cells that involves chemical reactions with oxygen and releases stored energy? cell division meiosis cellular respiration photosynthesis

Answers

Answer:

cellular respiration

Explanation:

I did the test-

C. cellular respiration

Explanation: Becuase yes.

* I got the quiz*

5. What is the advantage of looking at prepared slides on living and nonliving organisms under the
Micsorocope?

Answers

Answer:

Explanation:

Living:

1. You see how the organism (cell) moves.

2. You see how the organism is made up of all sorts of different things that you could not see without the help of a microscope.

3. You see how blood (for example) is made up of all sorts of cells that have far different jobs.

4. You see how bone marrow (for example) shows how different cells interact.

Non Living.

1. You see how the cell structures interlock

2. You see how different structures look under an immense magnification that you cannot see with the naked eye.

3. You see how animal and plant tissue is different.

Which characteristic best explains why lentic ecosystems are more responsive to seasonal changes than lotic ecosystems?

Photosynthetic organisms keep lentic ecosystems warmer during the winter season.
Lentic ecosystems are susceptible to temperature due to their low dissolved oxygen.
Lotic ecosystems have low nutrient levels, making them more sensitive to temperature.
Lentic ecosystems tend to have smaller volumes of water compared to lotic ecosystems.

Answers

Lentic ecosystems tend to have smaller volumes of water compared to Lotic ecosystems.

Lentic ecosystem consists of still (stagnant) volume of water and good examples include ponds,lakes, basins etc.

Lotic ecosystem , on the other hand consists of a flowing volume of water and examples include seas, oceans, rivers etc.

The Lentic ecosystem usually is usually still and is affected by seasonal changes as it contains smaller volume of water when compared to the Lotic ecosystem which has a high volume.

Seasonal changes such as summer or winter affects the Lentic system easily as the small volume of water gets heated up and frozen easily which encourages more evaporation and freezing respectively.

Read more on https://brainly.com/question/25174794

Answer:

what he said^ but the answer is down here<_>

Explanation:

jk but he is right

Which of the following best describes the composition of a nucleotide?

Select one:

a.
a pair of six-carbon rings attached to each other

b.
a carbon atom joined to a hydrogen and three functional groups

c.
a chain of carbon atoms with a carboxyl group bonded to one end

d.
a five-carbon sugar attached to a phosphate group and a nitrogenous base

Answers

Answer:

d

Explanation:

Nucleotide is composed of 3 main subunits, which are nucleobase, a five-carbon sugar (ribose or deoxyribose), and a phosphate group consisting of one to three phosphates.

D

A nucleotide is composed of sugar, 5 rings, with a phosphate and a nucleotide.

Select all that is true about the ocean floor.
A)We know more about Mars and the Moon that we do about the ocean floor.
B)The ocean floor is relatively flat and featureless. C)The goal is to have the entire ocean floor mapped by 2030.
D)We use sonar and satellites to map the ocean floor.
E) Although there are mountain ranges underwater, they are not as tall as ones in the United States.​

Answers

Answer:

A,B and D

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100 Points!
Which Change over time in Landsat maps would most likely be associate with contaminated water habitats nearby?
A. increased size of dark green areas
B. increased size of gray areas
C. green areas replaced with yellow areas
D. Gray areas replace with light green areas

Answers

Answer:

The answer would be B,

Explanation:

Increased size of gray areas is the change over time in the landsat maps that would most likely be associated with the contaminated water habitats nearby. Thus, the correct option is B.

What are Landsat maps?

Landsat is a moderate spatial-resolution imagery which provides the large areas of repeated data coverage at a scale that enables the users to see the detailed human-scale processes, such as urbanization, but not the individual houses.

The Landsat series of Earth Observation satellites have continuously acquired images of the Earth's land surface, which provides uninterrupted data to help the land managers and policymakers to make informed decisions about the natural resources and the environment. The increase in the gray areas in the landsat maps is associated with the water contamination.

Therefore, the correct option is B.


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HEYYYYYYYYYY PLEASE HELP!!!!!

Answers

Answer:

Velocity

Explanation:

Given the change in positive (direction) over time we are given the velocity formula.

V = Change in direction/Change in time

Since we are given a direction we can rule out speed as well as direction in itself. We can also rule out acceleration because that is the change in Velocity divided by change in time.

Maths is a difficult subject. (Make exclamatory.)

Answers

Answer:

so true

Explanation:

i wish it was easier

Agreed it needs to become more easier

Which of the following choices is a component in the community of a wetlands
ecosystem?

A. Water
B. Sunlight
C. Soil
D. Frog

Answers

Answer: Water

Explanation:

A community is the occupied space by a population of two or more species. Water is a community component of a wetland ecosystem. Thus, option A is correct.

What is a wetland ecosystem?

Wetland is a type of ecosystem that comprises water reservoirs and has an excess of stored water in the form of bogs, marshes, and swamps. A wetland ecosystem includes many biotic and abiotic factors that interact and live together.

The wetland ecosystem is characterized by the presence of water throughout all the years. It is a valuable ecosystem that absorbs excess precipitation so as to avoid flooding and soil erosions. Hydrology, soils, and biology are the main components of the ecosystem.

Therefore, option A. water is the component of the wetland ecosystem.

Learn more about wetland ecosystem here:

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PLS HELP THIS IS GIVING ME DEPRESSION

Answers

33 divide by 55 I'm confused as well

165 miles per hour

d = rt

d = 55*3

d = 165

as the ball falls back toward the floor, it's____energy increases and its_____decreases​

Answers

Answer: as the ball falls back toward the floor, it's kinetic energy increases and its gravitational potential energy decreases​

Answer:

As the ball falls back toward the floor it’s kinetic energy increases and it’s potential

Explanation:

ASAP PLEASE


What are some careers/jobs that use the scientific method while working?
Explain how each step is connected to a specific part in the job also


At least 3 THANK YOU

Answers

Answer:

Maybe an engineer.

Explanation:

They build stuff do experiments and have to guess and make hypothesis (what science has)❤️ I. really hope this helps:)

Hellpppp I really need the answers

Answers

Answer:

x- summer y- winter

Explanation:

It looks like x is closer to the equator and would therefore have hotter weather, meanwhile y looks like it's closer to the top of the planet (where its a lot colder)

the difference between Eukaryotic and prokaryotic cells​

Answers

Answer:

Eukaryotic cells are cells with a nucleus (such as animal and plant cells) whereas Prokaryotic cells are cells without a nucleus (such as a bacterium cell)

Explanation:

2. A scientist is investigating the chemical properties of a hydrogen atom (H), which has an
electroegativtiy of 2.1, and a chlorine atom (CI), which has an electronegativity of 3.0.
Suppose these two atoms form a chemical bond resulting in the compound HCI.
Predict whether the compound is held together by an ionic, a polar covalent,
a nonpolar covalent, or a hydrogen bond.
Explain your prediction.
Describe the bond in terms of its electrical charge. (PLEASE HELP I NEED IT BY 11:59 50 POINTS)

Answers

A Nonpolar Covalent, Because A nonpolar covalent bond is a covalent bond in which the bonding electrons are shared equally between the two atoms. ... A nonpolar covalent bond is one in which the distribution of electron density between the two atoms is equal.

Explanation:

I Think :DDD

8- Most gymnosperms have reproductive structure called cones
true
false

Answers

Answer:

.

Explanation:

Select all the ratios that are
equivalent to each other.
A4:7
B. 8:15
C 16:28
D. 2:3
E 20:35

Answers

A,C, and E are all together …
Another set is D and B
You could use 4 and 7 as the base
4*4=16 7*4=28
4*5=20 7*5=35
—————————————————
2 and 3 are the base in the next set;
2*4=8 3*5=15
—————————————————
Sorry if it’s confusing but I believe that’s the answer

Hurry plz
Biology is . . .
A. a branch of science.
B. a static branch of science.
C. not a diverse branch.

Answers

A

biology is branch of science which deals with life

Answer:

A

A branch of science

Explanation:

Biology is the study of living things(plants and animals) and their interactions with one another and the environment. It deals with the study of life

HELP ME OUT PLEASE!!

Based on the element square shown above, how many neutrons would an atom of Boron usually have?

5

6

10

11​

Answers

The answer is 6 neutrons

help please?!?!?!?!?!?!?!

Answers

Answer:

I would guess b or d

Explanation:

eyn-ycgj-saw everyone is allowed here

Answers

Answer:

what is it for?...........

Answer:

Yuohahe quakceuh onuesiac

Explanation:

1. Write a story about how one or more limiting factors affect a particular plant or
animal in an ecosystem, from the perspective of this plant or animal.

Answers

Answer:

-Perspective of a fox with limited prey like rabbit.

-Perspective of a tree or flower with limited water.

-Perspective of a moose with limited predators like wolves.

Explanation:

I can't write a full story for you, but I hope these can help you out!

Which environmental factor would cause the greatest decrease in the number of species of plants and animals living in some of the lakes in the United States?
Global warming
Ozone destruction
Acid rain
Increase in dissolved oxygen levels

Answers

acid rain, its the only thing that has to do with lakes on that list

Is 2Na + H2O → 2NaOH + H2 a balanced equation?

Answers

Answer:

Yes

Explanation:

Its reaction type is single replacement.

Where in a cell would you most likely find DNA?

Answers

Your answer is → compartment within the cell called a nucleus

In a cell, DNA would most likely be found inside the nucleus which is known as the controlling center of the cell.

What is DNA?

DNA stands for Deoxyribonucleic acid. It is considered the most common genetic material of living organisms. The genetic information of a particular organism is encoded with these segments, known as DNA.

The process of transcription is initiated within the nucleus of the cell which transforms DNA into mRNA. It is known as the brain of the cell. Due to compartmentalization in eukaryotic organisms, a well-defined nucleus has appeared which helps in the transfer of genetic information from one generation to the next.

Therefore, the nucleus is the region where DNA is most likely found within the cell.

To learn more about the Nucleus, refer to the link:

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