Question

Which of the following is not true of the drastic extinction of species that is now occurring?
a) It is the largest extinction event since the dinosaurs disappeared
b) One of the causes is the destruction of the tropical rain forest.
c) It is confined to tropical countries
d) potentially useful species are becoming extinct

Answer 1

Explanation:

Top Five Extinctions

Ordovician-silurian Extinction: 440 million years ago.

Devonian Extinction: 365 million years ago.

Permian-triassic Extinction: 250 million years ago.

Triassic-jurassic Extinction: 210 million years ago.

Cretaceous-tertiary Extinction: 65 Million Years Ago.