Arrange the following fibres in the descending order of their capacities to absorb moisture.
1. Nylon, 2. Wool, 3. Silk, 4. Cotton, 5. Polyester, 6. Acrylic, 7. Rayon
Arrange the following fibres in the order of increasing strength (keeping the fibre of least strength first) :
Nylon, Cotton , Wool, Polyester, Silk