How much of the commercial energy comes from the fossil fuels?
75%
10%
80%
50%
What is the result of deforestation?
Water scarcity
Land shortage
Soil erosion
Less food
How much of world’s natural forest is destroying?
1%
Which type of countries will have most of the Earth’s resources?
Economical
Developing
Developed
Growing
How much of freshwater is available on the Earth’s surface?
0.03%
0.05%
0.10%
0.01%
Which of the following are highly polluted?
Water
Land
Air
All the above
Which type of satellites is used to manage resources?
Communication
Remote sensing
Navigation
Research
When was the first Indian remote sensing satellite launched?
1990
1955
1900
1988
Which is the remote sensing satellite of USA?
SPOT
KITSAT
LANDSAT
IRS1A
Which of the following will increase when population increases?
Water usage
Landforms
Food supply
None of these