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What is erosion Class 7 short answer

  1. Answer: Weathering and erosion. Question 14. What does the process of erosion and deposition create? Answer: The process of erosion and deposition create different landforms on the surface of the earth. Question 15. Name a few rivers of the world that form a delta? Answer: Nile, Zaire, Ganga-Brahmaputra, Hwangotto, Murray-Darling, Amazon, etc
  2. What is soil erosion? Answer: The removal of top soil by the action of water and wind is called soil erosion. Soil Class 7 Extra Questions Short Answer Type. Question 1. Write four important properties of soil. Answer: Following are the four important properties of soil: It absorbs water. It contains air. It allows water to percolate
  3. Name the active agent of erosion and deposition in the deserts. Answer: The wind. Question 11. What do you understand about mushrooms rocks? Answer: In the desert areas, wind makes rocks in shape of a mushroom called mushroom rocks. Our Changing Earth Class 7 Extra Questions and Answer Geography Chapter 3 Short Answers Type. Question 1

Soil Class 7 Extra Questions and Answers Science Chapter

  1. g rate. It results in a continuous loss of topsoil, ecological degradation, soil collapse, etc. Let us have a detailed look at the causes, effects and prevention of soil erosion
  2. answer choices. the process of rocks being broken down and carried away. bits of rock, sand, and silt caused by the weathering of rocks. the top layer of the soil. decaying plant or animal material
  3. Part 1: Weathering. - Check for understanding in class on Day 7 5/7, so you should have at least reviewed the resources and taken notes. - Find an example of weathering somewhere in the community and take a picture of it. Put the picture in a document and write a short explanation saying whether it shows mechanical weathering, chemical.
  4. There are about 13 questions present in the Chapter 17 of NCERT Solutions for Class 7 Science. It includes short answer questions and multiple choice questions explained in a simple language. Students who are not able to answer the questions from the textbook can refer to the solutions to get a clear overview of the chapter
  5. Erosion Questions and Answers. Get help with your Erosion homework. Access the answers to hundreds of Erosion questions that are explained in a way that's easy for you to understand
  6. Class 7 Science Chapter 17 Extra Questions and Answers Forests: Our Lifeline. Extra Questions for Class 7 Science Chapter 17 Forests: Our Lifeline with Answers Solutions. Forests: Our Lifeline Class 7 Extra Questions Very Short Answer Type. Question 1. Give four examples of forest animals. Answer: Tiger, lion, elephant, bear, etc. Question 2

Class 7 Geography Chapter 3 Extra Questions and Answers

  1. Class VII: Chapter 3 (Our Changing Earth) Question & Answer. Very Short Answer Questions. Q1. Define: (a) Endogenic Forces (b) Exogenic Forces (c) Lithospheric Plates. Ans 1: (a) Endogenic Forces: Forces which are working in the interior of the earth leading to earth movements, earthquakes and volcanic eruption are known as endogenic forces
  2. Respiration in Organisms Class 7 Extra Questions Short Answer Type 2. Question 1. How does anaerobic respiration occur in humans? Answer: During heavy exercise, fast running, cycling, walking for many hours or heavy weight lifting, the demand for energy is high. But the supply of oxygen to produce energy is limited
  3. The erosion due to the impact of falling raindrops on soil surface leading to the destruction of the crumb structure is known as the raindrop or splash erosion. Sheet Erosion It is the uniform removal of soil in thin layers from the land surface caused by the wind

Nutrition in Animals Class 7 Science Extra Questions Short Answer Type. Question 1. With the help of labelled diagram show the gradual decay of tooth. Answer: Sweets and Tooth Decay The tooth is covered by white, hard outer covering of tooth called Enamel enamel below which dentine is present. It is similar to bone which Pulp cavity (with. Erosion definition, the act or state of eroding; state of being eroded. See more Soil Erosion. It is a process in which the top fertile layer of soil is lost. Due to soil erosion, the soil becomes less fertile. The top layer of soil is very light which is easily carried away by wind and water. The removal of topsoil by the natural forces is known as soil erosion. Causes of Soil Erosion Weathering and Erosion Grade Level: 3-4 Teacher Guidelines pages 1 - 2 Instructional Pages pages 3 - 6 Activity Page pages 7 - 8 Practice Page page 9 Homework Page page 10 Answer Key page 11 - 1 7. Erosion of soil is more severe in areas of high vegetation. Answer. Answer: False. 8. Polythene bags and plastics pollute the soil. Answer. Answer: True. We hope the given NCERT MCQ Questions for Class 7 Science Chapter 9 Soil with Answers Pdf free download will help you

What Is Soil Erosion? - Definition, Causes, Effects

The Delhi Sultans Class 7 Extra Questions and Answer History Chapter 3 Long Answers Type. Question 1. Describe about the mosque and its worth in Muslims. Answer: A mosque is called a masjid in Arabic. Mosque is a place where Muslims prostrate in reverence to Allah CBSE Class 7 Geography Chapter 3 Our Changing Earth Important Questions. The lithosphere is broken into a number of plates known as the Lithospheric plates. You will be surprised to know that these plates move around very slowly - just a few millimetres each year. The movement of these plates cause changes on the surface of the earth

Class 7 Geography Chapter 3 Extra Questions and Answers - Our Changing Earth. Here in this Page Class VII Students can Learn Extra Questions & Answer 3 rd Chapter Geography fully Inside. We Provided Here Our Changing Earth Geography Chapter 3 Long Answer Type Question, MCQ Questions & Answer, Short Answer Type Questions (2 or 3 marks), and. Changing Earth Extra Questions Short Answer Type Questions: Question 1: What should be done to prepare oneself for an earthquake? Answer: It is recommended to spread awareness amongst our family and acquaintances so that they face a disaster like earthquake confidently. In case earthquake strikes, we should take shelter under a kitchen counter, table, desk or against an inside corner/wall Major Landforms of the Earth Class 6 Extra Questions Short Answer Type. Question 1. Define (i) Mountains (ii) Glaciers. Answer: Mountains are natural elevations of the earth's surface with a small summit and a broad base, higher than the surrounding area. Glaciers are permanent moving heaps of ice and snow Q3. What are the major agents of erosion? Ans. Water, wind and ice are the major agents of erosion. Q4. Define loess? Ans. When sand is deposited in large areas, it is called loess. Q5. What is vent? Ans. The narrow opening of a volcano is called vent. Q6. What is a seismograph? Ans. An earthquake is measured with a machine called a seismograph.

CBSE Class 7 - Science - CH9 - Soil (#class7Science)(#eduvictors) Q7: Explain how soil is formed. Answer: Soil is formed by weathering of rocks.Weathering is the break down of rocks by the action of air, wind and water The answer to all these questions is EROSION! Erosion is the process by which the surface of the Earth gets worn down. Erosion can be caused by natural elements such as wind and glacial ice. But anyone who has ever seen a picture of the Grand Canyon knows that nothing beats the slow steady movement of water when it comes to changing the Earth Q40. Write a short note on work of wind. Ans. Work of wind i. An active agent of erosion and deposition in the deserts is wind. In deserts we see rocks in the shape of a mushroom, commonly called mushroom rocks

The three main forces that cause erosion are water, wind, and ice. Water is the main cause of erosion on Earth. Although water may not seem powerful at first, it is one of the most powerful forces on the planet. Here are some of the ways that water causes erosion: Rainfall - Rainfall can cause erosion both when the rain hits the surface of the. This is the General Knowledge Questions & Answers section on & Soil Erosion and Conservation& with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understan Class 7 Geography Chapter 3 Question Answers CBSE NCERT Solutions for Class 7 Social Science Geography Chapter 3 Our Changing Earth is given here in updated format for session 2021-2022. Download Offline Apps and Offline Digital Contents for offline use or use as it is online without downloading Find detailed video answer solutions to CONCISE Biology Middle School - 7 Plant and Animal Tissues Short Answer Questions SA) questions taught by expert teachers. Access free tutor videos and make learning fun on LIDO learning Glacial Erosion. There are two main processes of glacial erosion. The first that we will talk about is plucking, which is defined as the erosion and transport of large chunks of rocks.As a glacier.

Students are recommended to practice the MCQ Questions with Answers for Class 7 Science in order to be familiar with the kind of questions appearing in the exam. Make the most out of these MCQ Quiz Questions for 7th Class Science and stand out from the rest of the crowd by scoring max. Marks Very Short Answer Type Extra Questions. (3) Add 7xy + 5yz - 3xz; 4yz + 9zx - 4y, -3xz + 5x - 2xy. (4) When 2x-4x2y2+1 taken away from P, the resulting expression is 4x + x2y2 -3. Find P. (5) The sum of two algebraic expressions is 6x3 - 2xy + 4y2, if one of the expressions is 4xy - 2y2 then find the other expression Erosion 1. Organize Information Fill in the cluster diagram with short descriptions of the ways that specific human activities can cause erosion. 2. Describe two farming practices that can reduce erosion. 3. Describe a positive feedback cycle produced by overgrazing. Sample answer: When animals remove too much plant cover, more soil is exposed NCERT Solutions for Class 7 Social Science, NCERT Solutions for class 7 Geography, Inside Our Earth - Class 7th NCERT Solutions Geography, Chapter 2 - Inside Our Earth - NCERT - Class 7 - Geography, NCERT Solutions for Class 7th: Ch 2 Inside Our Earth Geography, Class VII Geography Notes and study material for Inside Our Earth, Social Science (Sst) -Geography - Class 7 (CBSE/NCERT. Erosion of soil is more severe in areas of high vegetation. Answer. Answer: False. 8. Polythene bags and plastics pollute the soil. Answer. Answer: True. We hope the given NCERT MCQ Questions for Class 7 Science Chapter 9 Soil with Answers Pdf free download will help you

Very Short answer type questions (1 marks) 1. What are stomata? 2. Define autotrophs? 3. Name the end product of photosynthesis? 4. Name the green pigment present in the leave? 5. What are lichens? 6.What is nutrition? 7.Are birds autotrophs? 8.What is a heterotroph? 9.Give an example of saprophyte? 10.Do leaves that do not appear green have. Download the best answers for easy and quick preparations for the exams. NCERT Solutions for Class 7 Social Science Geography Chapter 3 Our Changing Earth are provided here to help you in easy and. Refer to the Chapter Wise NCERT MCQ Questions for Class 7 Science with Answers PDF Free Download of Physics, Chemistry, Biology are here to provide students an ample practice. Detailed Solutions are provided for all the CBSE Class 7 Science MCQs Multiple Choice Questions with Answers and you can use them to get an idea on the fundamentals Class 7 Science Chapter 9 Answers. CBSE NCERT Solutions for Class 7 Science Chapter 9 Soil are given below to use online or download in PDF free to use. Solutions are in English Medium as well as हिंदी मीडियम format. Download NCERT Solutions Apps 2021-22 of Class 7 all subjects for Offline use Here you will find Chapter Wise NCERT MCQ Questions for Class 7 Social Science with Answers PDF Free Download of History, Geography, Civics based on the important concepts and topics given in the textbook. All these CBSE Class 7 Social Science MCQs Multiple Choice Questions with Answers provided here with detailed solutions so that you can easily understand the logic behind each answer

NCERT Solution for Class 7 English Honeycomb book Chapter 1 Three Questions Summary, Explanation, Question Answer. Three Questions Class 7 English Honeycomb book Lesson 1 Detailed explanation of the lesson along with the meanings of difficult words. Also, the explanation is followed by a Summary of the lesson 1.2 Class 7 Geography Chapter 10 Life in the Deserts Exercise Questions and Answers Our team of subject expert teachers has prepared and reviewed the NCERT Solutions for Class 7 Social Science Geography Chapter 10 Life in the Deserts are given here will help you to prepare well and score good numbers in exams Learn about how water, wind, and time creates erosion and re-shapes the land. Tim and Moby have a hint for you: Drip, drip, drip.. All questions and answers from the General Science Solutions Book of Class 7 Science Chapter 10 are provided here for you for free. You will also love the ad-free experience on Meritnation's General Science Solutions Solutions. All General Science Solutions Solutions for class Class 7 Science are prepared by experts and are 100% accurate Download NCERT Solutions for Class 7 Social Science History Chapter 1 - Tracing Changes Through A Thousand Years here in PDF. Read the best and precise answers to score good marks in exams

These MCQ Questions on Forests: Our Lifeline Class 7 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 17 Science Class 7 and cross-check your answers during preparation. Question 1. The rainfall will be less in absence of: (a) forests. (b) town. (c) village These MCQ Questions on Soil Class 7 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 9 Science Class 7 and cross-check your answers during preparation. Question 1. The rotten dead matter in the soil is called: (a) organic matter. (b) sand Jul 03, 2021 - MCQ & Extra Questions Chapter 7 - Getting to Know Plants, Science, Class 6 | EduRev Notes is made by best teachers of Class 6. This document is highly rated by Class 6 students and has been viewed 72297 times

6.D!Post!Assessment:!!Weathering!and!Erosion! ! 2! Science Matters! 7. Where!a!coastline!turns!and!interrupts!longshore!drift,!sand!may!be!deposited!in!a!fingerlike Erosion happens when rocks and sediments are picked up and moved to another place by ice, water, wind or gravity. Mechanical weathering physically breaks up rock. One example is called frost action or frost shattering. Water gets into cracks and joints in bedrock. When the water freezes it expands and the cracks are opened a little wider 7. Forest fires. 6. Write the ways of drought management. · Selecting appropriate crop or plantation depending upon the climate, soil type . · Afforestation. 7. Mention the major environmental impacts of Mining. Impacts of Mining are: Soil erosion, Contamination of soil, Loss of biodiversity, Formation of sinkholes Name Date Class Weathering and Erosion 21 Directions: For each of the following, write the letter of the term or phrase that best completes the sentence. 1. Erosion called mass movement is caused by _____. a. wind b. gravity c. earthquakes d. runoff 2. The major result of heavy rains or melting snow and ice is _____. a. abrasion b. creep c. Chapter 1 On Equality Class 7 Civics Extra Questions with answers is very useful in knowing what can come in the examinations. Extra Questions for Class 7 will increase concentration among students and help in revising the chapter properly

7th Grade Unit 8 - Weathering, Erosion, and Deposition

Class 7 English Grammar Chapter 24 Comprehension or Unseen Passage. Comprehension is the noun form of Comprehend. To comprehend means to grasp mentally in order to have full understanding of a thing. Comprehension is a person's power of understanding a given unseen passage. It is a very light exercise Answer the question(s) below to see how well you understand the topics covered in the previous section. This short quiz does not count toward your grade in the class, and you can retake it an unlimited number of times. Use this quiz to check your understanding and decide whether to (1) study the previous section further or (2) move on to the. DSSSB PGT Answer Key 2021 Out, Submit Objection From Tomorrow @dsssb.delhi.gov.in 7 hrs ago NFC Admit Card 2021 Updates: Exam for Stipendiary Trainee Stage 1 and Work Assistant From 8 July, Notice. Free PDF Download of CBSE Class 10 Social Science Geography Chapter 1 Resource and Development Multiple Choice Questions with Answers. MCQ Questions for Class 10 Social Science with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Social Science Resource and Development Multiple Choice Questions with Answers to know their [

part of speech: definition: Powered by Word smyth. Nature is always changing. Those changes are called natural events. Some natural events happen quickly. Think of a fire that starts when lightning strikes a tree. Other events occur slowly, such as when rocks are worn down over hundreds of years. This happens because of weathering and erosion Earth Science Students, These are all of the Regents review questions by chapter. These also correspond (mostly) with the chapter tests. Chapter 1- Introduction to Earth's Changing Environment. 1-density-answers. 1-density-questions. 2-types-and-rate-of-change-questions. 2-types-of-rate-of-change-answers. Chapter 2- Measuring Earth Terrace farming is a method of farming whereby steps known as terraces are built onto the slopes of hills and mountains to be used for crop cultivation. Terrace farming is commonly used in Asia by rice-growing countries such as Vietnam, Philippines, and Indonesia. Terrace farming prevents the washing away of soil nutrients by the rains

Class 8 Science Chapter 7 MCQ with Answers. 1. Wild buffalo is an endangered species because. (a) its population is diminishing. (b) it has become extinct. (c) it is found exclusively in a particular area. (d) its poaching is strictly prohibited. 2. In our country, large patches of forests are being cleared for cultivation of crops Class 7 English chapter 4 comprehension check, working with the text, working with language, speaking and writing skills all are included in the solutions. Visit to NCERT Solutions 2021-22 main page maintaining for other subjects also. Download Offline Apps for Class 7 all subjects free applicable for the session 2021-2022

Most of the Sinhala-speaking people are Buddhists. Power Sharing Extra Question Answer Question 9. Name the ethnic communities of Sri Lanka. Answer: Sinhalese, Sri Lankan Tamils, Indian Tamils and Muslims. Extra Questions On Power Sharing Class 10 Question 10. By 1980s several political organisations were formed by the Sri Lankan Tamils ICSE Solutions for Class 9 Geography - Weathering. ICSE Solutions Selina ICSE Solutions ML Aggarwal Solutions. Exercises. I. Short Answer Questions. Question 1. What is weathering ? Answer: Weathering involves disintegration or decay of solid rock due to change in temperature and weather and their impact on the composition of rock

1. Unit 7 - Weathering and Erosion - L-C Earth Scienc

Study notes for all subjects for CBSE Class 7 as videos & animations. Free NCERT Solutions and summaries of books in Class 7. Revision notes that help study better. Over 2 million questions and answers based on CBSE curriculum. Solutions for popular textbooks like RD Sharma and RS Aggarwal. Chapter tests and Sample papers to analyse preparation ICSE Geography Previous year Question Paper 2018 Solved for Class 10. Answers to this Paper must be written on the answer sheet provided separately, You will not be allowed to write during the first 15 minutes. The time given at the head of this Paper is the time allowed for writing the answers. Attempt seven questions in all Short Reading Comprehension Passages - ESL Reading Articles: Practice your reading skill and improve your English, learn new vocabulary and broaden your general knowledge via our specifically chosen interesting topics below.The answers will appear in the box at the bottom of the page when you click on Submit Test ICSE Geography Previous Year Question Paper 2007 Solved for Class 10. Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this Paper is the time allowed for writing the answers

answer choices. the process of rocks being broken down and carried away. bits of rock, sand, and silt caused by the weathering of rocks. the top layer of the soil. decaying plant or animal material. the process of rocks being broken down and carried away. alternatives Find detailed video answer solutions to CONCISE Physics Middle School - 7 Physical Quantities and Measurement ShortLong Answer Questions questions taught by expert teachers. Access free tutor videos and make learning fun on LIDO learning

ANSWER. The object breaks down into smaller pieces. It physically changes which can be noticed by is shape, texture and other features. What does erosion mean? ANSWER. Erosion is the process of moving material like sand and rocks from one location to another. Can you think of a type of weather that can change Earth's surface? ANSWER NCERT Solutions for Class 7 History Chapter 3 - The Delhi Sultans are provided here in PDF format. Check the easy and accurate answers for scoring high in the Social Science exam

NCERT Solutions Class 7 Science Chapter 17 Forests Our

Short Answer Type Questions [3 Marks] Question 13. Mention any two human activities which are responsible for the process of soil erosion. Explain the two types of soil erosion mostly observed in India. Answer: Two human activities which are responsible for the process of soil erosion are deforestation, overgrazing, construction and mining. BrainPOP - Animated Educational Site for Kids - Science, Social Studies, English, Math, Arts & Music, Health, and Technolog erosion. 2 Erosion caused by rain or irrigation, showing how water can wash away the soil . 3 Shoreline erosion caused by the ocean Soil erosion caused by rain . 4 Erosion at the edge of a road, caused by rain Erosion caused by flooding . 5 The Grand Canyon, formed by erosion from water and wind .

Weathering & Erosion. Weathering and erosion are continuous processes that gradually change the natural environment over time. Weathering is the process of wearing down materials into sediment. Erosion occurs when this sediment is moved Find detailed video answer solutions to CONCISE Biology Middle School - 7 Excretion in Humans Long Answer Questions LA) questions taught by expert teachers. Access free tutor videos and make learning fun on LIDO learning Write a short note on asteroids. Name all the planets according to their distance from the sun. Major Landforms of the earth class 6 questions and answers and practice page, Class 6 Geography - Major Landforms of the Earth, Name some natural calamities which cause widespread destruction. Which is the highest plateau in the world.

Erosion Questions and Answers Study

Explore numerous NCERT MCQ Questions for Class 7 English Grammar Jumbled Sentences Pdf free download is available online for students. By taking help from MCQ Questions for Class 7 English with Answers during preparation, score maximum marks in the exam. Try maintaining a time limit while answering Jumbled Sentences Class 7 MCQs Questions with Answers so that it would be useful in your actual. Coastal erosion is the loss or displacement of land, or the long-term removal of sediment and rocks along the coastline due to the action of waves, currents, tides, wind-driven water, waterborne ice, or other impacts of storms. The landward retreat of the shoreline can be measured and described over a temporal scale of tides, seasons, and other short-term cyclic processes Exercise 6.4 with Six Problems (1 is Long Answer Type, and 5 are Short Answer Type Questions). 6.5 Angle Sum Property of a Triangle. In this section of ncert class 7 maths chapter 6 solution, students have to learn a crucial property called Angle Sum Property. It deals with all the three angles of a triangle. The sum of all three angles is 180 ° Answering the MCQ Questions of Class 7 Maths will help you be familiar with variety of questions and cover the entire syllabus in a smart way. Practice on a regular basis so that you can attempt the Multiple Choice Type Questions of 7th Class Maths easily. Download the MCQ Questions of Class 7 Maths for all the chapters through the direct links.

NCERT Solutions for Class 7 Geography Chapter 4- Air

Forests: Our Lifeline Class 7 Extra Questions and Answers

MCQ Questions for Class 7 Science with Answers: Central Board of Secondary Education (CBSE) has declared a major change in the Class 7 exam pattern from 2020.Practicing & preparing each and every chapter covered in the CBSE Class 7 Science Syllabus is a necessary task to attempt the MCQs Section easily with full confidence in the board exam paper MCQ Questions for Class 7 Social Science with Answers were prepared based on the latest exam pattern. We have Provided Tracing Changes Through a Thousand Years Class 7 History MCQs Questions with Answers to help students understand the concept very well. Tracing Changes Through a Thousand Years Class 7 MCQs Questions with Answers. Question 1

Class VII: Chapter 3 (Our Changing Earth) Question & Answe

Erosion is the loss of soil. As soil erodes, it loses nutrients, clogs rivers with dirt, and eventually turns the area into a desert. Although erosion happens naturally, human activities can make it much worse. Plant grass and shrubs. Bare.. Very Short Answer Type Questions. Question 1: Define dignity. Answer: Dignity refers to the thinking of oneself and others as worthy of respect. Question 2: What is the civil rights movement? Answer: It is the movement that began in the 1950s in which the African-Americans demanded equal rights and an end to racial discrimination. Question 3: What do you mean by Constitution

Respiration in Organisms Class 7 Extra Questions and

CBSE Class 7 Hindi NCERT Solutions. These NCERT Solutions for Class 7 Hindi cover questions from the latest editions of all NCERT Class 7 Hindi textbooks. The fact that Class 7 is an important milestone in your academic career only adds to why you should pay special attention to each subject in your curriculum Short-Answer question type. In a short answer question, the student types in a word or phrase in response to a question (that may include a image). Answers may or may not be case sensitive. The answer could be a word or a phrase, but it must match one of your acceptable answers exactly. It's a good idea to keep the required answer as short as.

What is it? Weathering, Erosion, or Deposition? 4th - 8thWeathering and Erosion Video Worksheet with key by MauraWeathering and Erosion Test 4th grade by JCoe | TeachersClass seven science Soil chap 9 additional QuestionsNCERT Class VII Science Solutions: Chapter 9 – Soil Part 4Weathering, Erosion, and Deposition Quiz by PetersonPlate Tectonics, Weathering, Erosion, and Deposition QuizWeathering and Erosion Cut and Paste Activity #3

Answers to Standard 3-unit test B Multiple Choice 1. B 2. D 3. A 4. D 5. A 6. C 7. A 8. D 9. B Constructed Response 1. A rock sample has a combination of minerals, can be classified as sedimentary, igneous or metamorphic, is often more than one color, has bands, etc. 2. Answers will vary. 3 CBSE Class 8 Geography Chapter 2 Land, Soil, Water, Natural Vegetation and Wildlife Resources - Detailed explanation of the chapter 'Land, Soil, Water, Natural Vegetation and Wildlife Resources' along with question answers. Given here is the complete explanation of the lesson, along with all the exercises, Question and Answers given at the back of the lesson Class 7 Civics Solved Q&A On Equality Role of Government in Health How the State Government Works Growing up as Boys and Girls Women Change the World Understanding Media Understanding Advertising Markets Around Us A Shirt in the Market Struggles for Equalit Wind Erosion . Erosion by wind is known as aeolian (or eolian) erosion (named after Aeolus, the Greek god of winds) and occurs almost always in deserts. Aeolian erosion of sand in the desert is partially responsible for the formation of sand dunes. The power of the wind erodes rock and sand Answer. Kink in the Mercury thermometer helps to prevents the falling of mercury present in capillary tube into bulb. It ensures that the user takes the correct reading of temperature. That's the reason a person before taking a new reading must give a sudden shake to the clinical thermometer so that the mercury level comes to normal . Hence.