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Which of the following do you suggest for Naveen to pick to score a centum in his exam?
  
Statement 1: Natural fibres break down and form microplastics which are tiny pieces that causes pollution to soil and water bodies.
Statement 2: Synthetic fibres break down and form microplastics which are tiny pieces that causes pollution to soil and water bodies.
  
Statement 1: Biodegradable materials are eco-friendly.
Statement 2: Non-biodegradable materials are eco-friendly and easy to recycle.
 
Statement 1: The caterpillar builds the cocoon around itself, with a long, continuous fibre secreted from its glands.
Statement 2: The caterpillar builds the cocoon around itself, with a short fibre secreted from its glands.