Atmosphere of the primitive earth was highly _____ while that of the present earth is highly ______.

Fill in the Blanks. Atmosphere of the primitive earth was highly ….. While that of present earth is highly …

The atmosphere of primitive earth was

The atmosphere of primitive earth was

Atmosphere of the primitive earth was characterised by:

Tabulate important differences between the atmosphere of the primitive earth and that of the present-day earth.

Tabulate important differences between the atmosphere of the primitive earth and that of the present day earth

The first enzyme on the primitive earth was/were

The importance feature of the primitive earth was the absence of-