Question : What is a characteristic feature of the cotton textiles industry?

Option 1: High energy consumption

Option 2: Dependency on synthetic fibers

Option 3: Use of natural fibers

Option 4: High pollution levels

Question : In a water-lifting electric pump, we convert

Option 1: electrical energy into potential energy

Option 2: kinetic energy into electrical energy

Option 3: kinetic energy into potential energy

Option 4: electrical energy into kinetic energy

Question : Which non-conventional energy source depends on the sun's heat?

Option 1: Wind energy
   

Option 2: Tidal energy
    

Option 3: Geothermal energy

Option 4: Solar energy

Question : The  process of photosynthesis involves conversion of 

Option 1: chemical energy into radiant energy

Option 2: chemical energy into mechanical energy

Option 3: solar energy into chemical energy

Option 4: mechanical energy into solar energy

Question : Sustainable solutions to address the challenges of population, environment, and development include:  

Option 1: Increasing fossil fuel consumption  

Option 2: Promoting renewable energy sources  
 

Option 3: Encouraging urban sprawl  

Option 4: Reducing investment in education