adjective খড়িময়;
cretaceous definition
A geological period spanning from 145 to 66 million years ago, characterized by the presence of dinosaurs and the extinction of many marine species.
cretaceous শব্দটির synonyms বা প্রতিশব্দ
cretaceous, Cretaceous_period, Cretaceous,
cretaceous Example in a sentence
The Cretaceous period, spanning from 145 to 66 million years ago, witnessed the reign of towering dinosaurs.
The Cretaceous witnessed dramatic environmental fluctuations, shaping the Earth’s landscapes and fostering diverse ecosystems.
The Cretaceous saw the emergence of primitive flowering plants, the ancestors of today’s vibrant flora.
During the Cretaceous, massive volcanic eruptions released colossal amounts of greenhouse gases, contributing to global warming.
The Cretaceous was characterized by rising sea levels, leading to the formation of vast shallow seas that covered much of the Earth’s surface.
The Cretaceous period culminated in the cataclysmic Chicxulub impact event, which wiped out the vast majority of dinosaurs and other species.
Cretaceous fossils, including dinosaur bones, marine invertebrates, and plants, provide invaluable insights into the composition and evolution of ancient life.
The Cretaceous is often referred to as the “Age of Dinosaurs” due to the abundance and diversity of these prehistoric creatures during this period.
Cretaceous sedimentary rocks, such as chalk and limestone, are found in various parts of the world, offering a glimpse into the Earth’s past.
The end of the Cretaceous marked a major extinction event, leading to a significant overhaul of Earth’s ecosystems and paving the way for the rise of mammals.