Plastic As Synthetic Fibre

Synthetic seeds are

Name 2 synthetic fibre.

Give one example of a polyester used as a synthetic fibre.

Preganglionic sympathetic fibres are generally___________than postganlionic sympathetic fibres while preganglionic parasympathetic fibres while preganglionic parasympathetic fibres are ____than postganglionic parasympathetic fibres.

Two synthetic auxins are

A synthetic opiod is

What is synthetic petrol?

In a fabric, cotton and synthetic fibres are in the ratio of 2: 3. what is the percentage of cotton fibre in the fabric?

How are the synthetic detergents prepared? What are the disadvantages of synthetic detergents ?

What are soaps and synthetic detergents ? What are the advantages of synthetic detergents over soaps ?