[1] What is the primary function of the IRS (Indian Remote Sensing) satellite system?

a) Weather forecasting

b) Communication

c) Earth observation and resource management

d) Navigation

[2] What is the primary purpose of IRS-P6 satellite?

a) Meteorological observations

b) Communication

c) Oceanography and coastal zone studies

d) Mapping and surveying resources on Earth

[3] Which IRS satellite was the first to be launched by India?

a) IRS-1A

b) IRS-1B

c) IRS-1C

d) IRS-1D

[4] Which IRS satellite is used for mapping and surveying resources on Earth?

a) Resourcesat-1

b) Cartosat-1

c) Oceansat-2

d) INSAT-3D

[5] Which IRS satellite is used for natural disaster management and monitoring?

a) Resourcesat-1

b) Cartosat-1

c) Oceansat-2

d) INSAT-3D

[6] What type of data is collected by IRS satellites?

a) Optical data

b) Radar data

c) Both optical and radar data

d) None of the above

[7] Which organization is responsible for launching and operating IRS satellites?

a) Indian Space Research Organization (ISRO)

b) National Remote Sensing Centre (NRSC)

c) Defence Research and Development Organisation (DRDO)

d) Indian Meteorological Department (IMD)

[8] What is the resolution of IRS satellites?

a) 1 meter

b) 5 meters

c) 10 meters

d) 20 meters

[9] What is the orbital altitude of IRS satellites?

a) 600 km

b) 800 km

c) 1000 km

d) 1200 km

[10] How many IRS satellites have been launched by India so far?

a) 10

b) 15

c) 20

d) 25

Answers:

1. c) Earth observation and resource management
2. c) Oceanography and coastal zone studies
3. a) IRS-1A
4. b) Cartosat-1
5. d) INSAT-3D
6. c) Both optical and radar data
7. a) Indian Space Research Organization (ISRO)
8. b) 5 meters
9. c) 1000 km
10. d) 25