Available Answers

1. 1.

   Choose the correct option:

   1. A solar farm produces electricity from ____________.
      1. Sun rays
      2. rover water
      3. air
   2. Due to decline in technological advances solar panels remain _____________.
      1. unavailable
      2. inefficient
      3. costly
   3. Nano dots are _____________.
      1. silicon coatings
      2. polymer coatings
      3. chlorophyll coatings
2. 2.

   Write 'T' for true or 'F' for false statements:

   1. Solawata is a village in Haryana.
   2. Power from the 40-watt solar panel isn't sufficient for Rameshwarlal Choudhary's house.
   3. Bio-mimicry is copying structures already found in nature.
   4. A new disign for solar panels has been unveiled by Tesla's C.E.O. Elon Musk.
3. 3.

   How has India improved its solar power capacity in the last three years?

4. 4.

   Describe how solar power has helped Rameshwarlal Choudhary.

5. 5.

   What is the major problem with solar panels?

6. 6.

   What has Elon Musk unveiled? Why has it been brought out?