Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Rahul kumar Best Answer
According to 2nd paragraph, there wasn't any sudden evolution of hard part life on Earth right after the beginning of Cambrian. It was seen that signature of early life was also found preserved in rocks older than Cambrian. So, there was continuous evolution of life throughout the Earth's history and right after Cambrian, due to favourable atmospheric conditions they evolved veri rapidly and can be seen easily in the rock records.
OK that's why they call as" cambriam explosion"
yes
and sir transition fossil, connecting links and missing links are same thing?
Yes, transition fossil can work as a missing link