Question

this is the full question now please answer​

Answer 1

Answer:

1. it is believed that earth came into existence after the big bang..n

2. it has a very long answer.

3. there are broadly teo water habitats viz; the fresh water habitat and the marine water habitat.

fresh water is the type of habitat where the salinity of water is low like the rivers and ponds. where as salt/marine water is a habitat where the salinity of water is very high like the seas. bony fishes are largely found in fresh water where as the cartilagenous fishes and some insects are found in marine water.

Answer 2

Sorry don’t know search google