Old And New Species Flashcards
1
Q
What is extinction
A
Species that don’t exist anymore
2
Q
Why fossil record not complete
A
Lack of valid reliable evidence
Soft bodied animals decaying fully
Destroyed by geological activity
3
Q
Extinction caused by living organisms
A
New predators
New diseases
Successful competition
4
Q
What is a fossil
A
Remains of plants and animals
