What kind of life appeared on Earth during Archean Eon?
Which Eon followed the Archean Eon?
What is the time period of Proterozoic Eon?
What kind of life appeared on Earth during Proterozoic Eon?
Which Eon followed the ProterozoicEon?
What is the time period of Phanerozoic Eon?
Which are the three Eras of Phanerozoic Eon?
What is the time period of Paleozoic Era?
What are the six Periods of Paleozoic Era?
What is the time period of Cambrian Period?
What kind of life appeared on Earth during Cambrian Period?
What is the time period of Ordovician Period?
What kind of life appeared on Earth during Ordovician Period?
What is the time period of Silurian Period?
What kind of life appeared on Earth during Silurian Period?
What is the time period of Deronian Period?
What kind of life appeared on Earth during Deronian Period?
Which Period followed the Deronian Period?
Which are the two Epochs of the Carboniferous Period?
What is the time period of Mississippian Epoch of the Carboniferous Period?
What kind of life appeared on Earth during Mississippian Epoch?
What is the time period of Pennsylvanian Epoch. of the Carboniferous Period?
What kind of life appeared on Earth during Pennsylvanian Epoch.?
What is the time period of Permian Period?
What are the three Periods of Mesozoic Era?
What is the time period of Triassic Period?
What is the time period of Jurassic Period?
What is the time period of Cretaceous Period?
What kind of life appeared on Earth during Triassic Period?
What kind of life appeared on Earth during Jurassic Period?
What kind of life appeared on Earth during Cretaceous Period?
What is Primate?
What are the two Periods of Cenozoic Era?
What are the three Epochs of the Paleogene Period?
What is the time period of Paleocene Epoch of the Paleogene Period?
What is the time period of Eocene Epoch of the Paleogene Period?
What is the time period of Oligocene Epoch of the Paleogene Period?
What are the four Epochs of the Neogene Period?
What is the time period of Miocene Epoch of the Neogene Period?
What is the time period of Pliocene Epoch of the Neogene Period?
What is the time period of Pleistocene Epoch of the Neogene Period?
What is the time period of Holocene Epoch of the Neogene Period?
What kind of life appeared on Earth during Miocene, Oligocene and Eocene Epochs.?
During which Epoch of the Neogene period did human beings appear?
When did the earliest Ice Age begin?
What is the name of the most recent Ice Age?
What is the time phase of the most recent Ice Age.
What is Neogene Period?
What is meant by the term Cenzoic Era?
When did the first signs of bacteria and blue algae appear in oceans?
So far how old are the oldest fossils found?
How old are the earliest known hominid fossils and when and where these were found?
In 1995 fossils named Autralopithecus anamensis, dated 4.2 million B.C. ,
were found in Lake Turkana. Where is this Lake?
In 1974 fossils named Autralopithecus
afarenis werefound in Ethiopia. What is the nick name
of these fossils?
First brain expansion was found in
Homo habilis ( "Skillful Man" - believed to have used tools). To what
phase Homo habilis belonged?
"Upright Man" is believed to appear in 1.8
million B.C. What is the common name of "Upright Man"?
Which continent is the original home of "Upright Man"?
Which human ancestor had the brain size twice that of Australopithecine species?
When did the "Upright Man" leave his original home?
In 100,000 B.C. first modern Homo Sapiens appear. Where?
Neanderthal man appeared in 70,000 B.C. What important discovery is associated to this human ancestor?
When was Neanderthal man Replaced by later groups of Homo Sapiens (like Cro-Magnon
man etc)?
When was the Cro-Magnon man replaced by later cultures?
What is the time phase of the migrations across the Bering Straits into Americas?
Where is Bering Strait?
When did the Semi-permanent agricultural settlements appear?
What is the time phase of development of settlements into cities and the evolution of skills such as the wheel,
pottery, and improved methods of cultivations in Mesopotamia and elsewhere?
Which modern day places were in Mesopotamia?
When were the pre-dynastic Egyptian cultures developed?
When did the regular use of agriculture begin?
Where did the earliest know civilization arise in 4500 - 4000 B.C. ?
Which modern day areas correspond to the ancient country Sumer?
What is the earliest recorded date in the Egyptian calendar?
When did the ancient Egyptians build their first Dam?
When did the Jewish Calendar begin? Answer in B.C. years).
When did the first phonetic writing appear?
When did Sumerians develop a city-state civilization?
When and by whom was copper used first time?
When did the Egyptians start practicing Mummification and using Numeric Symbols.
By 3000 B.C. the Western Europe was still Neolithic. What does the term Neolithic mean?
ANSWERS
4.5 billion B.C.
An Eon of geologic time from about 3.8
billion years ago to 2.5 billion years ago.
The literal meaning of Eon is an
immeasurable length of time. In geology its the longest unit of geologic time
spanning on two or more eras.
The 4 units of geologic time in order of
longevity are: Eon, Era, Period, Epoch.
Prokaryotic Cells.
Proterozoic Eon
From about 2.5
billion years ago to 542 millions years ago.
From 416 million years ago to 359 million
years ago
Amphibians, Insects
Carboniferous Period
Mississippian Epoch and Pennsylvanian
Epoch.
From 359 million years to 318 million years
ago.
Fern Forests
From 318 million years to 299 million years
ago
Reptiles
From 299 million years to 251 million years
ago
Triassic, Jurassic, Cretaceous
From 251 million years to 200 million years
ago
From 200 million years to 145 million years
ago
From 145 million years to 65 million years
ago
Dinosaurs, Mammals
Birds
Primates, Flowering plants
A member of an order of Mammals with large
brain and complex hands and feet, including human, apes and monkeys.
Paleogene, Neogene
Paleocene, Eocene, Oligocene
65 million years to 56 million years ago
56 million years to 34 million years ago
34 million years to 23 million years ago
Miocene, Pliocene, Pleistocene, Holocene
From 23 million years to 5.3 million years
ago
From 5.3 million years to 1.8 million years
ago
From 1.8 million years to 11500 years ago
From 11500 years ago to the present day
Grazing and Carnivorous Mammals
Pleistocene Epoch
About 2.3 billion years ago
Pleistocene Epoch
During Pleistocene Epoch - 1.8 million years
to 11500 years before the present day.
Major Division of the Cenzoic Era [
Commencing about 23 million years ago and up to the present day].
Most recent of the major eras of the
geologic time.
3 bill ion B.C.
600 million B.C.
4.4 million B.C. in Aramis, [Found in 1994]
Kenya
Lucy
2.5 million B.
Homo Erectus
Africa
Homo Erectus
1.7 million B.C.
South Africa
Use of Fire and advanced tools
35000 B.C.
18000 B.C.
15000 B.C.
Its body of water which separates Asia from
North America. It connects Bering Sea (an arm of the Pacific ocean) with the
Arctic ocean. The narrowest part of the strait is between Cape Dezhnyov (Dezhnyova
Mys) in Russia and Cape Prince of Wales in Alaska. The distance
between the two capes is 82 km.
10000 B.C.
10000 B.C. - 4000 B.C.
The areas of modern Iraq and eastern Syria
between the Tigris and Euphrates rivers.
5500-3100 B.C.
5000 B.C.
Sumer
Sumer was an ancient country of western Asia, comprising areas as approximately in Babylonia [lying between the Tigris
and Euphrates rivers, south of modern Baghdad, Iraq.]
4241 B.C.
4000 B.C.
3760 B.C.
3500 B.C.
3000 B.C.
3000 B.C. by Egyptians and Sumerian
3400 B.C.
New Stone Age - The latest period of the
Stone Age, between 8000 B.C. and 5000 B.C. characterized by the development of
settled agriculture and use of polished tools and weapons.
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