Read and download free pdf of CBSE Class 9 Science Natural Resource Worksheet Set D. Download printable Science Class 9 Worksheets in pdf format, CBSE Class 9 Science Chapter 14 Natural Resources Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 9 Assignments and practice them daily to get better marks in tests and exams for Class 9. Free chapter wise worksheets with answers have been designed by Class 9 teachers as per latest examination pattern
Chapter 14 Natural Resources Science Worksheet for Class 9
Class 9 Science students should refer to the following printable worksheet in Pdf in Class 9. This test paper with questions and solutions for Class 9 Science will be very useful for tests and exams and help you to score better marks
Class 9 Science Chapter 14 Natural Resources Worksheet Pdf
Question : Name two biologically important compounds that contain both oxygen and nitrogen.
Answer : The biologically important compounds that contain both oxygen and nitrogen are nitrates (NO2) and nitrates (NO3).
Short / Long Answer
Question : What is the greenhouse effect?
Answer : Some gases like carbon dioxide, methane, nitrous oxide prevent the escape of heat from the Earth's surface by trapping it. This increases the average temperature of the Earth.
This is called the green house effect. An increase in the content of such gases would lead to a situation of global warming.
Question : Why is water essential for life?
Answer : Water is essential for life because of these reasons:
It provides medium to carry out all the cellular processes.
All the reactions that occur in our body and within cells occur between substances that are dissolved in water.
It is required for the transportation of materials from one part of the body to the other.
lt helps to maintain body temperature.
Water makes up about 7o % of body weight of all the living organisms.
Question : You have seen weather reports on television and in newspapers. How, do you think we are able to predict the weather?
Answer : Meteorologists collect information regarding the pattern of temperature, speed of wind, air presser and all other features which influence weather. All these information are collected by remote sensing and weather forecast satellites. This information is then compiled in meterological departments which prepare a weather report that is
displayed on the maps. This information is further transmitted through radio, television and newspaper.
Question : Write a note on how forests influence the quality of our air, soil and water resources.
Answer : Forests influence the quality of air, soil and water resources in the ways as below:
A. Influence of forests on air :
Forests help to maintain oxygen and carbon dioxide balance in the air, They reduce the level of CO2 in the air and to prevent greenhouse effect.
These maintain temperature of the environment,
Forests increase the rate of photosynthesis in surrounding region.
B.Influence of forests in quality of soil:
Trees spread their roots deep inside the Earth and bind the soil particles firmly. This reduces soil erosion.
Forests help to maintain nutrient cycles (biogeochemical cycles) in the atmosphere.
C. Influence of forests in quality of water:
Water cycle will be maintained by the help of trees
Forests conserve water and make them available on the surface of Earth as water sources.
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CBSE Class 9 Science Chapter 14 Natural Resources Worksheet
The above practice worksheet for Chapter 14 Natural Resources has been designed as per the current syllabus for Class 9 Science released by CBSE. Students studying in Class 9 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 9 Science on a daily basis. All the latest practice worksheets with solutions have been developed for Science by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 9 Science students to get all the latest study material free of cost.
Worksheet for Science CBSE Class 9 Chapter 14 Natural Resources
Teachers of studiestoday have referred to the NCERT book for Class 9 Science to develop the Science Class 9 worksheet. If you download the practice worksheet for the above chapter daily, you will get better scores in Class 9 exams this year as you will have stronger concepts. Daily questions practice of Science printable worksheet and its study material will help students to have a stronger understanding of all concepts and also make them experts on all scoring topics. You can easily download and save all revision Worksheets for Class 9 Science also from www.studiestoday.com without paying anything in Pdf format. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 9 Science designed by our teachers
Chapter 14 Natural Resources worksheet Science CBSE Class 9
All practice paper sheet given above for Class 9 Science have been made as per the latest syllabus and books issued for the current academic year. The students of Class 9 can be assured that the answers have been also provided by our teachers for all test paper of Science so that you are able to solve the problems and then compare your answers with the solutions provided by us. We have also provided a lot of MCQ questions for Class 9 Science in the worksheet so that you can solve questions relating to all topics given in each chapter. All study material for Class 9 Science students have been given on studiestoday.
Chapter 14 Natural Resources CBSE Class 9 Science Worksheet
Regular printable worksheet practice helps to gain more practice in solving questions to obtain a more comprehensive understanding of Chapter 14 Natural Resources concepts. Practice worksheets play an important role in developing an understanding of Chapter 14 Natural Resources in CBSE Class 9. Students can download and save or print all the printable worksheets, assignments, and practice sheets of the above chapter in Class 9 Science in Pdf format from studiestoday. You can print or read them online on your computer or mobile or any other device. After solving these you should also refer to Class 9 Science MCQ Test for the same chapter.
Worksheet for CBSE Science Class 9 Chapter 14 Natural Resources
CBSE Class 9 Science best textbooks have been used for writing the problems given in the above worksheet. If you have tests coming up then you should revise all concepts relating to Chapter 14 Natural Resources and then take out a print of the above practice sheet and attempt all problems. We have also provided a lot of other Worksheets for Class 9 Science which you can use to further make yourself better in Science
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