Write the different types of solutions with suitable examples.

What is a joint? Describe various types of joints with suitable examples.

Write about different types of diseases.

Describe vestigial organs with suitable examples.

Explain the following types of substances with one suitable example , for each case : (i) Cationic detergents . (ii) Food preservatives . (iii) Analgesics.

Define fragmentation with suitable examples.

Name the different types of hydrocarbons. Give two examples each.

Discuss the process of roasting with suitable example.

Discuss the process of roasting with suitable example.

Describe modifications of stem with suitable examples.

The term ' desirable trait ' can mean different things for different plants. Justify the statement with suitable examples.