Question Pool Public Expenditure and Public Revenue

Public Expenditure and Public Revenue - SAMAGRA Question Pool & Answers | Class 10 English Medium

Kerala Syllabus SAMAGRA SCERT SAMAGRA Question Pool for Class 10 English Medium Geography Public Expenditure and Public Revenue

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Qn 1.

Which analytical technique in Geographic Information System can be used to understand the change in crop in your area? What are the features of this analytical possibility?

 

  • Answer)

    Overlay analysis is used to identify the interrelationship of various surface features on earth and the changes they have undergone over a period of

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Qn 2.

Network analysis, buffer analysis and overlay analysis are the important analytical capabilities of

GIS.Examine the statement and answer the following questions.

 A. Which analytical capabilities in the Geographic Information System would you use to find the easiest route from school to any tourist centre?

 B. The land needs to be acquired for the airport development project. Which analytical

capability would you apply?

 C. Write down any two analytical capabilities in the GIS

  • Answer)

    Network Analysis (1)

    Overlay analysis (1) (1 x 2 = 2 to explain any two analytical

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Qn 3.

If you intend to set up a horn banning board within half a kilometer of your school. Which analytical possibility in GIS system can be used here? What are the other analytical possibilities of GIS?

  • Answer)

    Buffer Analysis

    Network analysis, buffer analysis and overlay analysis((1 x 2 = 2 to describe any

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Qn 4.

'Remote sensing technology is very useful for man'.Substantiate

  • Answer)

    For weather observations

    • For ocean explorations

    • For understanding land use

    • For the monitoring of flood and drought

    •

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Qn 5.

What are the advantages of the Geographic Information System in our daily life?

  • Answer)

    It can exhibit, renew, and produce new maps in addition to the analysis and preparation of maps and graphs based on data

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Qn 6.

What are the characteristics of Sunsynchronous satellites orbiting the poles?

  • Answer)
    • The orbit of these satellites is about 1000 kilometres below the earth's surface.

    • The field of view is less than that of the

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Qn 7.

What are the characteristics of Geostationery satellites that orbit the earth?

  • Answer)
    • The orbit the earth at an elevation of about 36000 kilometres above the earth.

    • One third of the earth comes under its field of

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Qn 8.

Suggest the analytical capabilities can be used in the situations given below

 

a. To find homes within 3 km of a school.

b. To find the lowest travel distance.

  • Answer)

    a. Buffer Analysis

    b. Network

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Qn 9.

Given are the characteristics of geostationary and Sun synchronous satellites. Classify them accordinhly.

 i..Repetitive data collection is possible.

 ii. This helps in continuous data collection of an area.

 iii. These satellites are mainly used for remote sensing.

 iv. It is used in telecommunication and for weather studies.

 

  • Answer)

    Sun synchronous satellites

    Geostationary satellites,

    Sun synchronous satellites

    Geostationary

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Qn 10.

'Though aerial photographs have several merits, they have some limitations as well'. Explain.

  • Answer)
    • The shaking of aircrafts may affect the quality of photos.

    • The aircraft requires open space for takeoff and

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Qn 11.

'The Global Positioning System' is one of the most commonly used technology now. Make a description of this system.

  • Answer)

    Helps sensing the latitudinal and longitudinal location and elevation of objects on the earth's surface along with the corresponding time.

    In this

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Qn 12.

Observe the images below and identify the remote sensing method used in capturing them.

  • Answer)

    A. Terrestrial photography

    B. Aerial remote sensing

    C. Satellite Remote

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Qn 13.

How are the overlap, stereo pair, and stereo scope correlated in the ariel remote sensing?

  • Answer)

    Nearly 60% of the places depicted in the adjacent photo is included.-overlap, Two such adjacent photographs are known as a stereo pair.       

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Qn 14.

Explain how remote sensing is classified on the basis of source of energy

 

  • Answer)

    Remote sensing done with the help of solar energy is known as passive remote sensing.

    Remote sensing done with the aid of artificial sources of energy is

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Qn 15.

'Layers are very important in Geographic Information System'. Explain

  • Answer)

    Spatial information can be converted into different layers with the help of GIS softwares. If we convert the earth's surface features into layers we can easily

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Qn 16.

What is satellite remote sensing? Name the two types of artificial satellities?

  • Answer)

    Satellite remote sensing is the process of gathering information using the sensors mounted on satellites.

    Artificial satellites can be classified into two

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Qn 17.

What type of features in the map are used for network analysis? Write an example of this

  • Answer)

    analytical possibility.

    Linear features

    For example

    To find the cheapest route

    To find the toll-free

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Qn 18.

What is the difference between Spatial Data and Attributes?

  • Answer)

    Spatial data.

    Latitudinal and longitudinal positions of objects should also be given while preparing maps.

    Such information is known as spatial

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Qn 19.

What are the two types of information that are required for data analysis in Geographic Information System (GIS)?

  • Answer)

    Spatial

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Qn 20.

How did aerial remote sensing differ from terrestrial photography?

  • Answer)

    Terrestrial photography is the process of taking images of terrestrial surfaces

    Balloons or aircrafts are used as a platform in aerial remote

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Qn 21.

What is the use of Stereo Scope in the analysis of aerial images?

  • Answer)

    Stereoscope is the instrument that provides three dimensional views from stereopairs.

    The stereo pair will give a synoptic view of the area and will help in

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Qn 22.

What is Remote sensing? How do sensors capture images?

  • Answer)

    Remote sensing is the method of collecting information about an object, place or phenomenon with the aid of satellites without actual physical

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Qn 23.

Explain the method of the depiction of Satellite Imagery?

  • Answer)

    Scanners recognize the different objects on the basis of their spectral signatures and transmit the data to the ground control stations in digital form. These are

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Qn 24.

What are the possibilities of overlay analysis?

  • Answer)

    Overlay analysis is helpful in understanding the changes in the area of crops, the changes in land use,

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Qn 25.

What are the two remote sensing methods based on the source of the energy?

  • Answer)

    Active remote sensing and Passive remote

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Qn 26.

Explain why 60% of the areas are repeated in two adjacent aerial photography

  • Answer)

    This is done for ensuring continuity and to obtain three dimensional vision with the help of

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Qn 27.

Identify the correct statements.

a. Remote sensing is the method of collecting information about an object, place or phenomenon with the aid of satellites without actual physical contact

b. Remote sensing done with the help of solar energy is known as passive remote sensing

c. Remote sensing done with the aid of artificial sources of energy is known as passive remote sensing

d. Instruments used for data collection through remote sensing are called sensors.

i. 'a', 'b' and 'c' are true

ii. 'a' and 'b' and 'd' are true

iii. 'a' and 'c' and 'd' are true

iv. 'a', 'b' and 'c' are true

 

  • Answer)

    ii. 'a' and 'b' and 'd' are

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Qn 28.

What types of artificial satellites are used for information on natural resources, land use and groundwater?

  • Answer)

    Sun synchronous satellites

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Qn 29.

Which type of artificial satellites is used for communication?

  • Answer)

    Geostationary satellites

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Qn 30.

What does spatial resolution mean in remote sensing?

  • Answer)

    Spatial resolution is the size of the smallest object on the ground that a sensor can

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Qn 31.

Find out the correct statement from those given below.

a. The satellites in the INSAT range launched by India are Sun synchronous satellites

b. The IRS range of satellites launched by India are Sun synchronous satellites

 

  • Answer)

     

    b. The IRS range of satellites launched by India are Sun synchronous

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Qn 32.

Name the quantity of energy reflected by each object?

a. Satellite Imagery

b. Spatial Resolution

c. Spatial Data

d. Spectral Signature

  • Answer)

    d. Spectral Signature

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Qn 33.

Describe the analytical possibility of Buffer Analysis?

  • Answer)

    Buffer analysis is an analytical capability used for analyzing the activities around a point feature or at a definite distance along a linear

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Qn 34.

What is the name of the system that helps sensing the latitudinal and longitudinal location and elevation of objects on the earth's surface along with the corresponding time?

a. Geographic Information System

b. Remote Sensing

c. Global Positioning System (GPS)

d. Spatial Data

  • Answer)

    c. Global Positioning System (GPS)

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Qn 35.

Identify the correct statement

a. Remote sensing done with the help of solar energy is known as passive remote sensing.

b.Remote sensing done with the aid of artificial sources of energy is known as passive remote sensing.

 

  • Answer)

    a. Remote sensing done with the help of solar energy is known as passive remote

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Qn 36.

Why Remote sensing done with the help of solar energy known as passive remote sensing?

  • Answer)

    Here the sensor does not emit energy.

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