22 Mar 2022

Samacheer Kalvi 12th Geography – Geoinformatics

Samacheer Kalvi 12th Geography – Chapter 6 Geoinformatics Book Back Answers:

Samacheer Kalvi 12th Standard New Geography Book Back 1 Mark and 2 Mark Questions with Answers PDF uploaded and available below. Tamil Nadu Class 12 New Syllabus 2022 – Geoinformatics Book Back Solutions available for English medium students. TN Samacheer Kalvi 12th Std Geography Book Portion consists of 8 Units. Check Unit-wise and Full Class 12th Geography Book Back Answers/ Guide 2022 PDF format for Free Download.

English, Tamil, Maths, Physics, Chemistry, Botany, Zoology, History, Geography, Economics, Political Science, and Commerce Book Back One and Two Mark Questions and Answers available in PDF on our site. TN Class 12th Geography guide Book Back Answers PDF unit-wise given below for free download and same given below. See below for the New Class 12th Geography Book Back Questions with Answer PDF:

12th Samacheer Books Geography Book Back Answers PDF:

Tamil Nadu Class 12th Geography Subject One Mark, Two Mark Guide questions and answers are available below. Check Geography questions for English and Tamil Medium. Take the printout and use it for exam purposes.

12th Samacheer Kalvi Geography – Geoinformatics Book Back Answers :

I. Choose the correct answer:

1. Which one is wrongly matched?
a) GPS — United States
b) GLONASS — Russia
c) GALILEO — Japan
d) BEODOU — China
e) IRNSS — India

2. GPS uses a constellation of
a) 28 satellites    b) 30 satellites
c) 40 satellites   d) 24 satellites

3. IRNSS provides location information service to users in India and the region extending from the Indian boundary for up to
a) 2300 km   b) 2000 km
c) 1000 km   d) 1,500 km.

4. Match column – A with column – B and answer using the codes given. A B
a) First Generation i) Vacuum Tubes
b) Second Generation ii) Transistors
c) Third Generation iii) Integrated Circuits
d) Fourth Generation iv) Microprocessors
e) Fifth Generation v) Artificial Intelligence Codes:
1     2    3      4     5
a) i)  ii)  iii)  iv)  v)
b) ii)  i)   iii)     v)    iv)
c) iv) iii)  v)      ii)     i)
d) iii) ii)   i)      iv)    v)
e) v)  iv)  iii)     ii)     i)

5. Which one of the following is not the field of geology remote sensing techniques used in?
a) Lithological mapping       b) Structural mapping
c) wildlife exploration   d) Hydrocarbon exploration

6. Which one of the following is sun-synchronous satellite?
c) SKYLAB                 d) METEOSAT

7. The wavelengths of the active remote sensing are longer than 1 mm whereas the passive remote sensing, the wavelength range from
a) 0.4 to 1.0 mm   b) 0.8 to 2.0mm
c) 0.2 to 1.0 mm        d) 0.6 to 0.4 mm

8. Which of the following is the fastest computer in the world?
a) Sunway TaihuLight  b) Summit
c) Pratyush                     d) Param 10000

9. GNSS satellites’ orbit situated about km above the earth’s surface
a) 1500 km    b) 2000 km
c) 1000 km    d) 2200 km

10. Which one of the following is a geosynchronous satellite?
a) INTELSAT    b) Corona
c) MIDAS          d) SAMOS

Other Important Links for 12th Samacheer Kalvi Book Back:

For Chapter 7 Sustainable Development Book Back Click Here – Chapter 7 Sustainable Development Book Back Answers

Click Here for Complete 12th Samacheer kalvi book back Answers – Samacheer Kalvi 12th Geography Book Back Answers

Class 12 Samacheer Books PDF Free download, Click the link – Samacheer Kalvi 12th books

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