History Of Life On Earth

Question 1

A system of chronological measurement that relates to stratigraphy to time

Answer 1

Geologic time scale

Question 2

Danish physician

Answer 2

Nicholas steno

Question 3

Three main principles that underlie the interpretation of geologic time

Answer 3

The principle of superposition.
The principle of horizontality.
The principle of original lateral continuity.

Question 4

Time of hidden life
( age of early life )

Answer 4

Precambrian

Question 5

Fossils discovered 560 MYA in South australia

Answer 5

Coronacollina acula

Question 6

Mars size planetoid

Answer 6

Theia

Question 7

Stick strands of cyanobacteria trap sediment from the ocean and form visible mounds called ……

Answer 7

Stromatolites

Question 8

Paleazoic era is also known as….

Answer 8

Old life

Question 9

What is the supercontinent on the proterozoic eon?

Answer 9

Rodinia

Question 10

Paleozoic era is also known as

Answer 10

Old life

Question 11

This is the explosion of life

Answer 11

Cambria period

Question 12

All existing phyla came into being at this time

Answer 12

Cambrian

Question 13

This is the time where the 1st animals with bone appear and a very cold time in earth’s history

Answer 13

Ordovician period

Question 14

Four main continents in ordovician period

Answer 14

Gondwana, baltica, Laurentia, Siberia

Question 15

What period and what jawless fish called

Answer 15

Ordovician period and Agnatha

Question 16

First land plants and land animals appear on this time

Answer 16

Silurian period

Question 17

(1)What period was first millipede and Sea scorpions appeared and (2)what are these things called?

Answer 17

Silurian, eurypterids

Question 18

The earliest well developed circulatory system
( vascular plants ) known as

Answer 18

Cooksonia

Question 19

A primitive armoured fish

Answer 19

Romundina

Question 20

Three northern continents collide to form the new supercontinent called

Answer 20

Euramerica

Question 21

Known as age of fish

Answer 21

Devonian period

Question 22

Amphibians, evergreens and ferns appear at this time

Answer 22

Devonian period

Question 23

Warm moist climate conditions

Answer 23

Carboniferous period

Question 24

The evolution of first reptiles took place with the development of…..

Answer 24

Amniotic egg

Question 25

Known as the coal age

Answer 25

Carboniferous period

Question 26

The formation of coal deposits of coal in plant debris formed what?

Answer 26

World’s first extensive coal deposits

Question 27

Meaning of the word carboniferous

Answer 27

Coal-bearing

Question 28

Pangea forms: the reptiles spread across the continents

Answer 28

Permian period

Question 29

Two major reptiles in permian period

Answer 29

Diapsids ( gave rise to dinosaurs )
Synapsids ( gave rise to mammals )

Question 30

Periods of paleozoic era

Answer 30

Cambrian, ordovician, silurian, devonian, carboniferous and permian

Question 31

The middle life

Answer 31

Mesozoic era

Question 32

This time is the age of reptiles

Answer 32

Mesozoic era

Question 33

What period in mesozoic era did the first dinosaur appear

Answer 33

Triassic period

Question 34

First turtle fossil found on this period

Answer 34

Triassic period

Question 35

It’s the golden age of dinosaurs

Answer 35

Jurassic period

Question 36

First birds appear

Answer 36

Jurassic period

Question 37

The climate here is very hot and dry

Answer 37

Jurassic period

Question 38

Deciduous trees and grasses were common on this period of mesozoic era

Answer 38

Cretaceous period

Question 39

First flowering plants
First primates and snakes appear

Answer 39

Cretaceous period

Question 40

The recent life

Answer 40

Cenozoic era

Question 41

Age of mammals and age of flowering plants

Answer 41

Cenozoic era

Question 42

Three periods of cenozoic era

Answer 42

Paleogene, neogene, and quaternary

Question 43

Age of humans

Answer 43

Quaternary period

Question 44

Two epochs of quaternary

Answer 44

Holocene and pleistocene

Question 45

The evolution of hominids and apes

Answer 45

Neogene

Question 46

The solar system was forming within a cloud of dust and gas known as….

Answer 46

Solar nebula