For the measurement/estimation of which of the following are satellite images/remote sensing data used? 1. Chlorophyll content in the vegetation of a specific location 2. Greenhouse gas emissions from rice paddies of a specific location 3. Land surface temperatures of a specific location

1. The Normalized Difference Vegetation Index (NDVI) is a proxy for which of the following?

Land surface temperature

Chlorophyll content and plant health

Methane emissions from rice paddies

Soil moisture levels

2. The Normalized Difference Vegetation Index (NDVI) is a proxy for which of the following?

Land surface temperature

Chlorophyll content and plant health

Methane emissions from rice paddies

Soil moisture levels

3. For the measurement/estimation of which of the following are satellite images/remote sensing data used? 1. Chlorophyll content in the vegetation of a specific location 2. Greenhouse gas emissions from rice paddies of a specific location 3. Land surface temperatures of a specific location

1 only

2 and 3 only

3 only

1, 2 and 3

4. Which satellite technology can detect methane released from flooded rice paddies?

Synthetic Aperture Radar and atmospheric sensors

Optical cameras only

Radio telescopes

Seismographs

5. Besides international missions, which Indian satellite programme contributes to this kind of environmental remote sensing?

ISRO’s Indian Remote Sensing (IRS) satellites

India’s telecom satellites only

India’s weather balloons only

India’s navigation satellites only

For the measurement/estimation of which of the following are satellite images/remote sensing data used? 1. Chlorophyll content in the vegetation of a specific location 2. Greenhouse gas emissions from rice paddies of a specific location 3. Land surface temperatures of a specific location

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