Organic compounds have made our life very comfortable. Justify with appropriate examples.

Organic compounds have .........melting and boiling points.

Biological classification is a dynamic and ever evolving phenomenon which keeps changing with our understanding of life forms. Justify the statement taking any two examples.

The organic compound having a double carbon-carbon covalent bond is :

Biological classification is a dynamic and ever evolving phenomenon which keeps changing with our understanding of life forms. Justify, the statement taking any two examples . Discuss the changes made in studying biological classification from time to time and also enumerate the need for this changes.

Certain pathogens are tissue/organ Specific. Justify the statement with suitable example.

What are organic compounds and how are they classified ? Give two examples of each type.

Can an organic compound have two OH groups attached to the same carbon atom ?

Organic compounds first evolved on earth and required for origin of life were

"During the course of evolution, organs or features may be adapted for new functions." Explain this fact by choosing an appropriate example.

A organic compound having molecular formula C_(3)H_(4) , react with sodium metal to give a colourless and odourless gas. Select the correct statements about organic compound.