Foundation Level III NEET Mock Test-7 (chemistry 2024-2025)

which is the correct order of 4-R principle to prevent plastic pollution?

• reduce,reuse,recycle and recover

• reuse,recycle,reduce and recover

• recover,reduce,recycle and reuse

• reduce,recover,reuseand recycle

why is polyester not suitable for summer wears?

• polyester crumples easily

• polyester does not absorb sweat

• it is very soft and thin

• it does not dry easily

polyester and wool fibres when mixed,make

• polycot

• terrywool

• cots wool

• polyester

the first man made fully synthetic fibre is

• nylon

• polyester

• rayon

• cotton

which of the following substances can be used to make the insulation of wires?

• plastic

• rubber

• wood

• glass

synthetic fibres are synthesised from raw material called

• artificial

• man made

• petrochemicals

• all

which is the strongest fibre amongst the following?

• rayon

• nylon

• acrylic

• cotton

the plastic which can not be recycled is

• jute

• elastomer

• petrochemicals

• bakelite

the cloth made from cotton and synthetic fibres is known as

• rayon

• terylene

• terrycot

• polyester

which of the following has the same monomer unit?

• nylon and cellulose

• polyester and nylon

• rayon and nylon

• cellulose and rayon